---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-5094 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 706 10921 4 4361 14940 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:55:c4:a3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.91/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80673sec preferred_lft 80673sec inet6 fe80::f816:3eff:fe55:c4a3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:46:63:ab:17:a1 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-16g-5094) 01/27/26 _x86_64_ (4 CPU) 21:37:25 LINUX RESTART (4 CPU) 21:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:13 112.12 4.05 102.94 5.13 783.75 35939.90 35387.85 22:00:01 60.38 22.57 35.85 1.96 261.48 2188.52 1795.59 22:10:04 31.16 12.14 18.17 0.84 151.53 480.58 966.16 22:20:13 6.22 0.04 5.99 0.19 1.80 154.78 96.14 22:30:01 21.51 0.10 5.29 16.12 1.76 121.74 215874.64 22:40:13 5.63 0.01 5.45 0.17 1.03 137.78 60.26 22:50:13 6.17 0.01 5.99 0.18 0.59 143.76 82.41 23:00:01 11.83 0.08 11.25 0.50 2.88 618.97 343.42 23:10:13 4.91 0.02 4.70 0.19 0.61 145.67 59.41 Average: 28.89 4.29 21.82 2.77 134.71 4493.00 27825.23 21:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:13 170296 7316060 8604832 52.55 261780 6693108 11342604 65.11 2293220 13153552 504 22:00:01 6801476 10260672 5672724 34.65 273848 3172128 7273632 41.75 2234988 6776240 1780 22:10:04 9571824 13135580 2799860 17.10 281356 3259332 3685228 21.15 2303444 3940448 432 22:20:13 7842152 11422796 4511616 27.56 282156 3275396 5221736 29.97 2306088 5654684 32 22:30:01 7782788 11379612 4554660 27.82 283072 3290660 5269736 30.25 2312332 5693288 92 22:40:13 6224152 9835900 6097572 37.24 283720 3304908 6758740 38.80 2314564 7263280 128 22:50:13 6156604 9783276 6150312 37.56 284312 3319244 6813832 39.11 2317924 7326964 164 23:00:01 7629652 11385668 4548564 27.78 288356 3438812 5265756 30.23 2334584 5834216 64 23:10:13 6795816 10573612 5360084 32.74 289052 3459816 6014556 34.52 2345980 6647220 92 Average: 6552751 10565908 5366692 32.78 280850 3690378 6405091 36.77 2307014 6921099 365 21:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:13 lo 4.48 4.48 5.12 5.12 0.00 0.00 0.00 0.00 21:50:13 ens3 112.85 81.16 1697.22 8.46 0.00 0.00 0.00 0.00 21:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:01 lo 46.91 46.91 25.63 25.63 0.00 0.00 0.00 0.00 22:00:01 ens3 2.33 2.11 0.57 0.52 0.00 0.00 0.00 0.00 22:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:04 lo 30.72 30.72 12.60 12.60 0.00 0.00 0.00 0.00 22:10:04 ens3 1.29 1.09 0.25 1.15 0.00 0.00 0.00 0.00 22:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:13 lo 19.68 19.68 9.94 9.94 0.00 0.00 0.00 0.00 22:20:13 ens3 0.84 0.66 0.18 0.14 0.00 0.00 0.00 0.00 22:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:01 lo 17.71 17.71 6.48 6.48 0.00 0.00 0.00 0.00 22:30:01 ens3 0.60 0.45 0.15 0.11 0.00 0.00 0.00 0.00 22:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:13 lo 25.69 25.69 11.23 11.23 0.00 0.00 0.00 0.00 22:40:13 ens3 0.73 0.50 0.19 0.14 0.00 0.00 0.00 0.00 22:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:13 lo 16.38 16.38 10.07 10.07 0.00 0.00 0.00 0.00 22:50:13 ens3 0.72 0.60 0.16 0.13 0.00 0.00 0.00 0.00 22:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:01 lo 19.22 19.22 10.39 10.39 0.00 0.00 0.00 0.00 23:00:01 ens3 0.98 0.88 0.25 0.21 0.00 0.00 0.00 0.00 23:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:13 lo 31.03 31.03 12.03 12.03 0.00 0.00 0.00 0.00 23:10:13 ens3 0.75 0.57 0.20 0.15 0.00 0.00 0.00 0.00 23:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.49 23.49 11.47 11.47 0.00 0.00 0.00 0.00 Average: ens3 13.64 9.91 191.74 1.24 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-16g-5094) 01/27/26 _x86_64_ (4 CPU) 21:37:25 LINUX RESTART (4 CPU) 21:40:02 CPU %user %nice %system %iowait %steal %idle 21:50:13 all 52.95 0.00 2.94 2.29 0.11 41.71 21:50:13 0 53.51 0.00 3.00 2.25 0.11 41.13 21:50:13 1 50.96 0.00 2.99 2.14 0.11 43.81 21:50:13 2 51.89 0.00 2.81 2.55 0.11 42.65 21:50:13 3 55.44 0.00 2.98 2.22 0.10 39.26 22:00:01 all 59.86 0.00 2.19 0.46 0.11 37.38 22:00:01 0 61.16 0.00 2.03 0.74 0.11 35.96 22:00:01 1 58.92 0.00 2.25 0.07 0.12 38.63 22:00:01 2 59.89 0.00 2.44 0.53 0.11 37.03 22:00:01 3 59.47 0.00 2.04 0.48 0.11 37.89 22:10:04 all 31.58 0.11 1.20 1.48 0.10 65.53 22:10:04 0 31.48 0.04 1.14 3.17 0.10 64.07 22:10:04 1 31.72 0.11 1.26 0.40 0.10 66.41 22:10:04 2 31.45 0.17 1.26 1.47 0.10 65.54 22:10:04 3 31.67 0.10 1.12 0.90 0.10 66.11 22:20:13 all 14.71 0.00 0.57 0.43 0.07 84.22 22:20:13 0 14.89 0.00 0.51 0.02 0.07 84.51 22:20:13 1 14.32 0.00 0.67 0.34 0.08 84.60 22:20:13 2 15.02 0.00 0.58 0.75 0.07 83.59 22:20:13 3 14.61 0.00 0.52 0.60 0.07 84.20 22:30:01 all 7.79 0.00 0.39 0.43 0.06 91.33 22:30:01 0 8.05 0.00 0.39 0.80 0.06 90.70 22:30:01 1 7.63 0.00 0.34 0.47 0.06 91.50 22:30:01 2 8.05 0.00 0.41 0.17 0.06 91.31 22:30:01 3 7.43 0.00 0.41 0.28 0.07 91.81 22:40:13 all 10.48 0.00 0.55 0.04 0.07 88.86 22:40:13 0 10.03 0.00 0.45 0.00 0.06 89.45 22:40:13 1 10.54 0.00 0.51 0.05 0.06 88.84 22:40:13 2 10.65 0.00 0.61 0.06 0.07 88.61 22:40:13 3 10.71 0.00 0.63 0.06 0.07 88.54 22:50:13 all 9.60 0.00 0.46 0.03 0.07 89.84 22:50:13 0 9.55 0.00 0.44 0.01 0.06 89.93 22:50:13 1 9.89 0.00 0.50 0.04 0.07 89.50 22:50:13 2 9.59 0.00 0.51 0.03 0.07 89.80 22:50:13 3 9.37 0.00 0.38 0.06 0.07 90.12 23:00:01 all 19.95 0.00 0.80 0.04 0.08 79.13 23:00:01 0 19.72 0.00 0.74 0.10 0.07 79.37 23:00:01 1 20.33 0.00 0.93 0.02 0.08 78.63 23:00:01 2 20.25 0.00 0.71 0.02 0.08 78.95 23:00:01 3 19.49 0.00 0.81 0.03 0.07 79.60 23:10:13 all 10.02 0.00 0.55 0.02 0.07 89.33 23:10:13 0 9.67 0.00 0.51 0.03 0.06 89.73 23:10:13 1 9.76 0.00 0.63 0.02 0.07 89.52 23:10:13 2 10.16 0.00 0.56 0.03 0.07 89.17 23:10:13 3 10.50 0.00 0.52 0.01 0.07 88.90 Average: all 24.05 0.01 1.07 0.58 0.08 74.20 Average: 0 24.18 0.00 1.02 0.79 0.08 73.92 Average: 1 23.73 0.01 1.12 0.40 0.08 74.65 Average: 2 24.05 0.02 1.10 0.63 0.08 74.13 Average: 3 24.26 0.01 1.05 0.52 0.08 74.09