---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2665 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 Stepping: 0 BogoMIPS: 5600.00 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 13G 143G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 929 24428 4 6733 30694 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:68:e3:e3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.104/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83935sec preferred_lft 83935sec inet6 fe80::f816:3eff:fe68:e3e3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:53:0e:6f:57:41 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-2665) 08/06/26 _x86_64_ (8 CPU) 12:59:27 LINUX RESTART (8 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 68.28 11.21 53.73 3.35 1706.41 10785.73 12924.98 13:20:14 45.23 0.13 26.69 18.41 5.81 2424.02 503434.68 13:30:00 35.06 0.01 30.80 4.25 0.64 3247.83 12429.76 13:40:02 22.82 0.17 19.78 2.87 12.81 6082.89 3863.62 Average: 42.91 2.88 32.73 7.29 431.88 5634.02 135833.47 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 25945144 29649860 2659508 8.09 153268 3789812 2967464 8.75 723912 5763164 16144 13:20:14 24664564 28855604 3448264 10.49 188312 4193792 3576320 10.55 862640 6851820 34868 13:30:00 24407216 29190808 3108620 9.46 222364 4702312 3655132 10.78 1007276 6901720 18568 13:40:02 25097664 31503436 789472 2.40 237676 6251608 1347964 3.97 1614464 5498984 176 Average: 25028647 29799927 2501466 7.61 200405 4734381 2886720 8.51 1052073 6253922 17439 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 1019.24 1019.24 971.22 971.22 0.00 0.00 0.00 0.00 13:10:01 ens3 185.56 135.44 1535.95 28.63 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:14 lo 1720.62 1720.62 1638.39 1638.39 0.00 0.00 0.00 0.00 13:20:14 ens3 49.77 37.53 18.97 14.21 0.00 0.00 0.00 0.00 13:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:00 lo 1736.76 1736.76 1654.02 1654.02 0.00 0.00 0.00 0.00 13:30:00 ens3 52.09 37.33 19.17 15.03 0.00 0.00 0.00 0.00 13:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:02 lo 510.91 510.91 468.51 468.51 0.00 0.00 0.00 0.00 13:40:02 ens3 141.88 135.16 230.54 973.50 0.00 0.00 0.00 0.00 13:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1245.95 1245.95 1182.14 1182.14 0.00 0.00 0.00 0.00 Average: ens3 107.39 86.44 451.64 258.36 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-2665) 08/06/26 _x86_64_ (8 CPU) 12:59:27 LINUX RESTART (8 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 27.93 0.00 1.46 0.27 0.06 70.27 13:10:01 0 30.72 0.00 1.53 0.12 0.07 67.56 13:10:01 1 26.68 0.00 1.43 0.21 0.06 71.62 13:10:01 2 31.45 0.00 1.49 0.23 0.07 66.77 13:10:01 3 24.84 0.00 1.74 0.44 0.06 72.91 13:10:01 4 29.80 0.00 1.31 0.44 0.07 68.39 13:10:01 5 25.39 0.00 1.45 0.49 0.06 72.61 13:10:01 6 27.04 0.00 1.41 0.07 0.06 71.42 13:10:01 7 27.51 0.00 1.36 0.15 0.06 70.92 13:20:14 all 38.28 0.00 1.65 0.18 0.09 59.81 13:20:14 0 36.21 0.00 1.54 0.03 0.08 62.15 13:20:14 1 37.76 0.00 1.78 0.66 0.08 59.72 13:20:14 2 39.58 0.00 1.63 0.05 0.15 58.59 13:20:14 3 38.17 0.00 1.72 0.33 0.08 59.70 13:20:14 4 40.51 0.00 1.72 0.05 0.08 57.65 13:20:14 5 39.78 0.00 1.62 0.18 0.08 58.35 13:20:14 6 37.97 0.00 1.72 0.10 0.08 60.13 13:20:14 7 36.29 0.00 1.44 0.02 0.08 62.17 13:30:00 all 38.00 0.00 1.79 0.06 0.08 60.07 13:30:00 0 39.65 0.00 1.91 0.02 0.09 58.33 13:30:00 1 40.84 0.00 1.87 0.07 0.08 57.15 13:30:00 2 38.78 0.00 1.95 0.02 0.08 59.17 13:30:00 3 42.22 0.00 1.87 0.05 0.08 55.79 13:30:00 4 36.36 0.00 1.71 0.16 0.08 61.69 13:30:00 5 37.25 0.00 1.64 0.04 0.09 60.99 13:30:00 6 31.53 0.00 1.69 0.05 0.08 66.66 13:30:00 7 37.35 0.00 1.72 0.04 0.09 60.81 13:40:02 all 16.88 0.00 0.88 0.36 0.05 81.83 13:40:02 0 12.54 0.00 0.82 0.19 0.05 86.39 13:40:02 1 15.70 0.00 0.91 0.41 0.05 82.93 13:40:02 2 24.30 0.00 1.00 0.07 0.05 74.57 13:40:02 3 20.69 0.00 0.89 0.71 0.06 77.64 13:40:02 4 16.97 0.00 0.79 1.01 0.06 81.18 13:40:02 5 16.28 0.00 0.89 0.12 0.05 82.66 13:40:02 6 13.45 0.00 1.09 0.06 0.04 85.35 13:40:02 7 15.09 0.00 0.64 0.28 0.05 83.94 Average: all 30.26 0.00 1.44 0.21 0.07 68.01 Average: 0 29.74 0.00 1.45 0.09 0.07 68.65 Average: 1 30.21 0.00 1.49 0.34 0.07 67.89 Average: 2 33.52 0.00 1.51 0.09 0.09 64.79 Average: 3 31.44 0.00 1.55 0.39 0.07 66.55 Average: 4 30.92 0.00 1.38 0.41 0.07 67.22 Average: 5 29.67 0.00 1.40 0.21 0.07 68.65 Average: 6 27.53 0.00 1.48 0.07 0.06 70.86 Average: 7 29.03 0.00 1.29 0.12 0.07 69.49