Partitions: Difference between revisions
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| /dev/sdb8 || 1GiB || system_ex b | | /dev/sdb8 || 1GiB || system_ex b | ||
|- | |- | ||
| /dev/sdb9 || 8 GiB || unknown (log related) | | /dev/sdb9 || 8 GiB || unknown (log related) (new swap?) | ||
|- | |- | ||
| /dev/sdb10 || 1 GiB || unknown (system related) | | /dev/sdb10 || 1 GiB || unknown (system related) | ||
Revision as of 01:29, 11 September 2020
Table
Hard drive is identified by the device id “da0”.
da0x0 preinst msdosfs da0x1 preinst2 msdosfs da0x2 eap_kern da0x3 eap_vsh msdosfs da0x4 system msdosfs/exfat da0x4b system(b) msdosfs/exfat da0x5 system_ex msdosfs/exfat da0x5b system_ex(b) msdosfs/exfat da0x6 old swap swapfs da0x6x0 new swap swapfs da0x6x1 kernel log ? da0x6x2 user log ? da0x7 hiber ? da0x8 app_tmp tmpfs da0x9 system_data ufs da0x10 rec_game ? da0x11 rec_share ? da0x12 update msdosfs da0x13 user ufs da0x14 eap_user ufs da0x15 app_reserved (dmem swap) ufs es0.crypt ext_hdd ?
HDD Partitions
Linux Disk Information
PS4 partitions as seen in Windows Vista/2008/7/8/10 and 64-bit version of Windows XP/2003
| № | Part | device file | Z5K500 size |
ST500LM012 size |
in bytes | type | remarks |
|---|---|---|---|---|---|---|---|
| 1 | 10 | /dev/sdc17 | 1 GiB | 1 GiB | 1,073,741,824 | 80dd49e3-a985-4887-81de-1daca47aed90 |
new swap? |
| 2 | 15 | /dev/sdc31 | 16 GiB | 16 GiB | 17,179,869,184 | 3ef7290a-de81-4887-a11f-46fba765c71c |
app_reserved |
| 3 | 13 | /dev/sdc27 | 420.12 GiB | 420.120117188 GiB | 451,100,540,928 | c638477a-e002-4b57-a454-a27fb63a33a8 |
user |
| 4 | 9 | /dev/sdc13 | 8 GiB | 8 GiB | 8,589,934,592 | 76a9a5b4-44b0-472a-bde3-3107472adee2 |
|
| 5 | 5 | /dev/sdc9 | 1 GiB | 1 GiB | 1,073,741,824 | 757a614b-6179-5361-6b61-6b6968617261 |
system |
| 6 | 6 | /dev/sdc10 | 1 GiB | 1 GiB | 1,073,741,824 | 757a614b-6179-5361-6b61-6b6968617261 |
system(b) |
| 7 | 7 | /dev/sdc11 | 1 GiB | 1 GiB | 1,073,741,824 | dc85025f-a694-4109-be44-fa0c063e8b81 |
system_ex |
| 8 | 8 | /dev/sdc12 | 1 GiB | 1 GiB | 1,073,741,824 | dc85025f-a694-4109-be44-fa0c063e8b81 |
system_ex(b) |
| 9 | 11 | /dev/sdc19 | 8 GiB | 8 GiB | 8,589,934,592 | a71ff62d-1421-4dd9-935d-25dabd81bec5 |
system_data |
| A | 1 | /dev/sdc1 | 512 MiB | 512 MiB | 536,870,912 | 17800f17-b9e1-425d-b937-0119a0813172 |
preinst |
| B | 2 | /dev/sdc3 | 1 GiB | 1 GiB | 1,073,741,824 | ccb52e94-ebef-48c4-a195-9e2da5b0292c |
preinst2 |
| C | 3 | /dev/sdc5 | 16 MiB | 16 MiB | 16,777,216 | 145268bf-63ad-47c1-9378-9aacd9beed7c |
eap_kern |
| D | 4 | /dev/sdc7 | 128 MiB | 128 MiB | 134,217,728 | 6e0c5310-8445-4066-b571-9b65fdb75935 |
eap_vsh |
| E | 14 | /dev/sdc29 | 1 GiB | 1 GiB | 1,073,741,824 | 21e4dfb4-0040-4934-a037-ea9dc058eea6 |
eap_user |
| F | 12 | /dev/sdc25 | 6 GiB | 6 GiB | 6,442,450,944 | fdb5ede1-73c3-4c43-8c5b-2d3dcfcddff8 |
update |
Note: A raw dump of a HDD from a never booted PS4 would take 500,1 GiB (500,107,861,504 bytes), which would 7z compress nicely to around 1,2 GB (1,168,407,328 bytes)
Cygwin Disk Information
| Device | Size | Remarks |
|---|---|---|
| /dev/sdb1 | 512MiB | preinst |
| /dev/sdb2 | 1GiB | preinst2 |
| /dev/sdb3 | 16MiB | eap_kern |
| /dev/sdb4 | 128MiB | eap_vsh |
| /dev/sdb5 | 1GiB | system |
| /dev/sdb6 | 1GiB | system b |
| /dev/sdb7 | 1GiB | system_ex |
| /dev/sdb8 | 1GiB | system_ex b |
| /dev/sdb9 | 8 GiB | unknown (log related) (new swap?) |
| /dev/sdb10 | 1 GiB | unknown (system related) |
| /dev/sdb11 | 8 GiB | system_data |
| /dev/sdb12 | 6 GiB | update |
| /dev/sdb13 | remaining GiB | user |
| /dev/sdb14 | 1 GiB | eap_user |
| /dev/sdb15 | 16 GiB | app |
PS4 HDD partitions check logs
From logs of a 5.05 PS4 testkit CUH-12xx when suspending, with stock 500GB HDD:
[SceShellCore][StorageStatsReport] HDD partition [WRITE] : da0x4 (system ): bytes: 0B, transfer: 0 da0x4b (system(b) ): bytes: 1.11GiB, transfer: 9068 da0x5 (system_ex ): bytes: 0B, transfer: 0 da0x5b (system_ex(b)): bytes: 1.04GiB, transfer: 8543 da0x6 (old swap ): bytes: 705.43MiB, transfer: 17749 da0x8 (app_tmp ): bytes: 35.26MiB, transfer: 880 da0x9 (system_data ): bytes: 41.48GiB, transfer: 1741368 da0x12 (update ): bytes: 6.83GiB, transfer: 58112 da0x13 (user ): bytes: 68.33GiB, transfer: 2180231 da0x14 (eap_user ): bytes: 6.79MiB, transfer: 1403 da0x6x0 (new swap ): bytes: 703.02MiB, transfer: 12979 da0x6x1 (kernel log ): bytes: 654.00KiB, transfer: 1264 da0x6x2 (user log ): bytes: 1.77MiB, transfer: 3506 es0.crypt (ext_hdd ): bytes: 50.37MiB, transfer: 1022
From logs of a 5.05 PS4 testkit CUH-12xx when suspending, after swapping HDD to a 512GB SSD, reinstalling firmware and reinitializing.
[SceShellCore][StorageStatsReport] HDD partition [WRITE] : da0x4 (system ): bytes: 0B, transfer: 0 da0x4b (system(b) ): bytes: 0B, transfer: 0 da0x5 (system_ex ): bytes: 0B, transfer: 0 da0x5b (system_ex(b)): bytes: 0B, transfer: 0 da0x6 (old swap ): bytes: 182.00KiB, transfer: 352 da0x8 (app_tmp ): bytes: 0B, transfer: 0 da0x9 (system_data ): bytes: 2.04GiB, transfer: 85198 da0x12 (update ): bytes: 0B, transfer: 0 da0x13 (user ): bytes: 233.85MiB, transfer: 8575 da0x14 (eap_user ): bytes: 544.00KiB, transfer: 129 da0x6x0 (new swap ): bytes: 16.00KiB, transfer: 32 da0x6x1 (kernel log ): bytes: 0B, transfer: 0 da0x6x2 (user log ): bytes: 166.00KiB, transfer: 320
- These displayed sizes are the written sizes.
- (b) stands for "backup" which is an inactive partition used when firmware update fails.
Mountpoints
- Host devices
- APP_HOME (DATA)
- APP_HOME (HOST)
SceSysCore nmount / nmount_ufs
| module | type | source | destination |
|---|---|---|---|
| SceSysCore mini | nmount | /dev/da0x4.crypt | /system |
| SceSysCore mini | nmount | /dev/da0x5.crypt | /system_ex |
| SceSysCore mini | nmount_ufs | /dev/da0x9.crypt | /system_data |
| SceSysCore mini | nmount_ufs | /dev/da0x13.crypt | /user |
| SceSysCore mini | nmount_ufs | /dev/da0x14.crypt | /eap_user |
| SceSysCore mini | mount | /dev/da0x12.crypt | /update |
| SceSysCore mini | nmount | /dev/da0x0.crypt | /preinst |
| SceSysCore mini | nmount | /dev/da0x1.crypt | /preinst2 |
| SceSysCore | nmount | /data | /user/data |
| /dev/da1s1 | /mnt/usb0 |
SceSysCore scheduler device
| module | scheduler | source | destination |
|---|---|---|---|
| SceSysCore | GEOM I/O scheduler | is | da0 / da0.sched |
| SceSysCore | BD scheduler | bd_sched | cd0 / cd0.sched (/mnt/disc0) |
Partitions mounted on boot
From logs of a 5.05 PS4 testkit CUH-12xx when booting:
[SceSysCore mini] nmount /dev/da0x4.crypt to /system [SceSysCore mini] nmount /dev/da0x5.crypt to /system_ex [SceSysCore mini] nmount_ufs /dev/da0x9.crypt to /system_data [SceSysCore mini] nmount_ufs /dev/da0x14.crypt to /eap_user [SceSysCore mini] nmount /dev/da0x12.crypt to /update [SceSysCore mini] nmount /dev/da0x0.crypt to /preinst [SceSysCore mini] nmount /dev/da0x1.crypt to /preinst2 [SceSysCore] nmount /data to /user/data
Files on the PS4
Main article: Files on the PS4
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