---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-11582 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 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): 4 On-line CPU(s) list: 0-3 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): 4 Stepping: 0 BogoMIPS: 5599.99 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 18G 61G 23% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 708 10667 4 4612 14938 Swap: 1023 1 1022 ---> 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:be:24:b3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.238/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79489sec preferred_lft 79489sec inet6 fe80::f816:3eff:febe:24b3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:09:82:c3:03:25 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-11582) 12/08/25 _x86_64_ (4 CPU) 07:23:46 LINUX RESTART (4 CPU) 07:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:40:04 77.45 23.36 50.53 3.55 320.25 6006.73 4014.76 07:50:00 16.97 0.35 15.79 0.84 10.75 450.64 642.04 08:00:04 21.30 0.11 20.15 1.04 5.50 791.21 959.91 08:10:04 9.48 0.01 9.02 0.45 0.72 273.33 344.95 08:20:04 5.54 0.01 5.35 0.18 0.27 131.60 54.24 08:30:04 4.63 0.01 4.42 0.20 1.21 127.67 68.37 08:40:04 20.41 0.04 5.07 15.29 0.76 142.03 211081.35 08:50:04 2.11 0.02 2.09 0.00 1.64 32.80 0.01 09:00:04 8.96 0.01 8.55 0.40 0.40 520.41 125.08 09:10:04 5.07 0.00 4.93 0.14 0.33 142.87 59.31 Average: 17.20 2.39 12.59 2.21 34.18 862.16 21735.22 07:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:04 2832856 6533628 9397908 57.40 269228 3392128 10834152 62.19 2278424 10647376 532 07:50:00 3574892 7215408 8716760 53.24 271364 3331724 10707324 61.46 2310836 9885188 752 08:00:04 10005724 13784952 2151424 13.14 277716 3463200 2895556 16.62 2351100 3447696 8156 08:10:04 7550680 11358912 4576312 27.95 279184 3490732 5310280 30.48 2354028 5881560 340 08:20:04 7530340 11352104 4583060 27.99 279732 3503716 5291960 30.38 2355000 5901952 564 08:30:04 6051776 9889400 6045068 36.92 280232 3519076 6751520 38.75 2356940 7372424 264 08:40:04 6085032 9944456 5989912 36.58 280948 3540160 6724708 38.60 2364704 7332776 248 08:50:04 5956008 9817356 6116828 37.36 281192 3541840 6843416 39.28 2365368 7464972 248 09:00:04 7471796 11450620 4484192 27.39 285104 3649956 5184292 29.76 2373320 5936004 280 09:10:04 7223308 11222188 4712664 28.78 285720 3669288 5414404 31.08 2381508 6183220 428 Average: 6428241 10256902 5677413 34.68 279042 3510182 6595761 37.86 2349123 7005317 1181 07:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:04 lo 26.92 26.92 20.32 20.32 0.00 0.00 0.00 0.00 07:40:04 ens3 2.20 2.18 0.68 1.49 0.00 0.00 0.00 0.00 07:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:00 lo 38.85 38.85 16.56 16.56 0.00 0.00 0.00 0.00 07:50:00 ens3 1.35 1.23 0.28 0.25 0.00 0.00 0.00 0.00 07:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:04 lo 22.91 22.91 10.55 10.55 0.00 0.00 0.00 0.00 08:00:04 ens3 1.15 1.08 0.30 0.25 0.00 0.00 0.00 0.00 08:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:04 lo 15.79 15.79 8.33 8.33 0.00 0.00 0.00 0.00 08:10:04 ens3 0.74 0.55 0.16 0.12 0.00 0.00 0.00 0.00 08:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:04 lo 20.46 20.46 8.61 8.61 0.00 0.00 0.00 0.00 08:20:04 ens3 0.73 0.53 0.17 0.13 0.00 0.00 0.00 0.00 08:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:04 lo 19.57 19.57 8.21 8.21 0.00 0.00 0.00 0.00 08:30:04 ens3 0.60 0.37 0.16 0.11 0.00 0.00 0.00 0.00 08:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:04 lo 19.34 19.34 10.41 10.41 0.00 0.00 0.00 0.00 08:40:04 ens3 0.86 0.60 0.21 0.16 0.00 0.00 0.00 0.00 08:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:04 lo 10.14 10.14 5.22 5.22 0.00 0.00 0.00 0.00 08:50:04 ens3 0.44 0.27 0.09 0.06 0.00 0.00 0.00 0.00 08:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:04 lo 10.53 10.53 6.41 6.41 0.00 0.00 0.00 0.00 09:00:04 ens3 0.90 0.69 0.29 0.22 0.00 0.00 0.00 0.00 09:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:04 lo 16.04 16.04 6.64 6.64 0.00 0.00 0.00 0.00 09:10:04 ens3 0.70 0.50 0.17 0.12 0.00 0.00 0.00 0.00 09:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.05 20.05 10.12 10.12 0.00 0.00 0.00 0.00 Average: ens3 0.97 0.80 0.25 0.29 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-11582) 12/08/25 _x86_64_ (4 CPU) 07:23:46 LINUX RESTART (4 CPU) 07:30:04 CPU %user %nice %system %iowait %steal %idle 07:40:04 all 55.80 0.00 2.16 0.13 0.10 41.81 07:40:04 0 55.57 0.00 2.08 0.19 0.10 42.06 07:40:04 1 56.50 0.00 2.12 0.11 0.11 41.16 07:40:04 2 55.13 0.00 2.11 0.09 0.10 42.57 07:40:04 3 55.98 0.00 2.32 0.14 0.10 41.46 07:50:00 all 33.98 0.00 1.29 0.04 0.11 64.58 07:50:00 0 34.94 0.00 1.40 0.03 0.11 63.52 07:50:00 1 34.52 0.00 1.19 0.02 0.10 64.17 07:50:00 2 33.73 0.00 1.35 0.07 0.11 64.75 07:50:00 3 32.74 0.00 1.24 0.04 0.10 65.87 08:00:04 all 29.22 0.00 1.13 0.07 0.10 69.48 08:00:04 0 29.45 0.00 1.14 0.04 0.10 69.26 08:00:04 1 29.13 0.00 1.13 0.04 0.10 69.59 08:00:04 2 28.95 0.00 1.13 0.09 0.10 69.73 08:00:04 3 29.34 0.00 1.12 0.09 0.10 69.34 08:10:04 all 16.67 0.00 0.61 0.03 0.09 82.59 08:10:04 0 16.21 0.00 0.57 0.02 0.09 83.11 08:10:04 1 16.24 0.00 0.63 0.01 0.09 83.02 08:10:04 2 17.09 0.00 0.65 0.03 0.09 82.14 08:10:04 3 17.16 0.00 0.60 0.06 0.09 82.09 08:20:04 all 7.83 0.00 0.40 0.02 0.09 91.67 08:20:04 0 7.87 0.00 0.39 0.01 0.09 91.64 08:20:04 1 7.84 0.00 0.39 0.01 0.08 91.69 08:20:04 2 8.07 0.00 0.37 0.04 0.09 91.43 08:20:04 3 7.53 0.00 0.44 0.03 0.09 91.91 08:30:04 all 8.98 0.00 0.47 0.02 0.09 90.44 08:30:04 0 8.64 0.00 0.53 0.03 0.09 90.71 08:30:04 1 9.16 0.00 0.47 0.02 0.09 90.26 08:30:04 2 8.59 0.00 0.45 0.01 0.10 90.85 08:30:04 3 9.53 0.00 0.44 0.01 0.09 89.94 08:40:04 all 9.85 0.00 0.45 0.04 0.09 89.57 08:40:04 0 9.66 0.00 0.41 0.01 0.09 89.83 08:40:04 1 9.70 0.00 0.47 0.02 0.10 89.72 08:40:04 2 9.68 0.00 0.45 0.03 0.10 89.74 08:40:04 3 10.38 0.00 0.45 0.10 0.09 88.98 08:50:04 all 1.51 0.00 0.18 0.01 0.09 98.21 08:50:04 0 1.23 0.00 0.17 0.01 0.08 98.51 08:50:04 1 1.67 0.00 0.19 0.01 0.09 98.04 08:50:04 2 1.77 0.00 0.18 0.03 0.09 97.93 08:50:04 3 1.35 0.00 0.19 0.01 0.09 98.37 09:00:04 all 12.13 0.00 0.52 0.03 0.10 87.22 09:00:04 0 11.80 0.00 0.52 0.01 0.09 87.58 09:00:04 1 12.21 0.00 0.49 0.07 0.10 87.14 09:00:04 2 11.45 0.00 0.55 0.02 0.10 87.88 09:00:04 3 13.07 0.00 0.54 0.04 0.09 86.27 09:10:04 all 7.75 0.00 0.46 0.35 0.08 91.35 09:10:04 0 7.80 0.00 0.45 0.01 0.09 91.65 09:10:04 1 7.70 0.00 0.49 0.36 0.08 91.37 09:10:04 2 7.64 0.00 0.45 0.01 0.08 91.82 09:10:04 3 7.88 0.00 0.46 1.02 0.08 90.56 Average: all 18.36 0.00 0.77 0.08 0.09 80.70 Average: 0 18.30 0.00 0.77 0.04 0.09 80.80 Average: 1 18.46 0.00 0.76 0.07 0.09 80.62 Average: 2 18.20 0.00 0.77 0.04 0.10 80.90 Average: 3 18.48 0.00 0.78 0.15 0.09 80.49