---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-27566 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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): 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 60G 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 689 12358 3 2941 14957 Swap: 1023 26 997 ---> 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:cb:80 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.142/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79696sec preferred_lft 79696sec inet6 fe80::f816:3eff:febe:cb80/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:5c:58:fa:04:18 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 inet6 fe80::385c:58ff:fefa:418/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-27566) 06/15/26 _x86_64_ (4 CPU) 09:05:18 LINUX RESTART (4 CPU) 09:10:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:10 73.35 5.20 65.09 3.05 194.07 12356.91 6296.05 09:30:11 55.07 27.90 25.68 1.50 1124.69 1603.01 1467.81 09:40:20 12.24 2.24 9.54 0.46 75.55 285.90 659.87 09:50:20 16.07 0.03 15.35 0.69 0.80 676.83 717.53 10:00:20 14.29 0.03 13.62 0.64 1.05 477.75 423.96 10:10:20 5.17 0.01 4.99 0.17 0.69 141.25 65.91 10:20:14 5.72 0.01 5.52 0.19 1.25 164.51 81.28 10:30:14 6.44 0.01 6.23 0.20 0.61 174.69 276.60 10:40:16 8.95 0.38 8.17 0.40 8.24 553.89 196.94 10:50:19 23.10 0.19 7.26 15.66 3.58 289.22 208426.64 Average: 22.05 3.60 16.14 2.30 141.15 1671.56 21941.85 09:10:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:10 172908 1243504 14693928 89.74 248332 942880 15888880 91.20 806436 14931632 452 09:30:11 5469352 7140356 8801536 53.76 262676 1527528 9611204 55.17 1061428 9400624 216 09:40:20 7123592 8824244 7118412 43.48 263920 1555808 8488212 48.72 1089404 7722572 76 09:50:20 11938984 13773192 2173288 13.27 269324 1681144 2961996 17.00 1140436 2886420 11672 10:00:20 9554012 11453240 4491872 27.43 271260 1744156 5301260 30.43 1144956 5255156 108 10:10:20 9413072 11330476 4614768 28.19 271760 1761792 5337676 30.64 1146308 5392768 144 10:20:14 8083776 10023008 5921232 36.16 272352 1783000 6730524 38.63 1148652 6715268 176 10:30:14 7810304 9771904 6172276 37.70 273024 1804708 6880920 39.50 1152324 6987724 152 10:40:16 9206604 11298176 4646936 28.38 276860 1925416 5398084 30.98 1163048 5580372 84 10:50:19 8467408 10616812 5327772 32.54 279780 1980296 6140708 35.25 1188224 6291944 56 Average: 7724001 9547491 6396202 39.07 268929 1670673 7273946 41.75 1104122 7116448 1314 09:10:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:10 lo 21.24 21.24 18.27 18.27 0.00 0.00 0.00 0.00 09:20:10 ens3 39.95 28.98 649.66 3.03 0.00 0.00 0.00 0.00 09:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:11 lo 41.12 41.12 19.02 19.02 0.00 0.00 0.00 0.00 09:30:11 ens3 2.83 2.48 0.97 1.28 0.00 0.00 0.00 0.00 09:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:20 lo 25.47 25.47 11.55 11.55 0.00 0.00 0.00 0.00 09:40:20 ens3 5.93 3.47 3.66 2.45 0.00 0.00 0.00 0.00 09:40:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:20 lo 12.35 12.35 6.14 6.14 0.00 0.00 0.00 0.00 09:50:20 ens3 0.94 0.82 0.25 0.21 0.00 0.00 0.00 0.00 09:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:20 lo 19.10 19.10 9.81 9.81 0.00 0.00 0.00 0.00 10:00:20 ens3 1.03 0.73 0.25 0.19 0.00 0.00 0.00 0.00 10:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:20 lo 21.12 21.12 8.89 8.89 0.00 0.00 0.00 0.00 10:10:20 ens3 0.73 0.71 0.17 0.14 0.00 0.00 0.00 0.00 10:10:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:14 lo 26.51 26.51 11.15 11.15 0.00 0.00 0.00 0.00 10:20:14 ens3 0.59 0.55 0.12 0.09 0.00 0.00 0.00 0.00 10:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:14 lo 17.26 17.26 10.13 10.13 0.00 0.00 0.00 0.00 10:30:14 ens3 0.70 0.52 0.14 0.11 0.00 0.00 0.00 0.00 10:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:16 lo 15.24 15.24 8.66 8.66 0.00 0.00 0.00 0.00 10:40:16 ens3 0.88 0.68 0.24 0.19 0.00 0.00 0.00 0.00 10:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:19 lo 20.87 20.87 9.02 9.02 0.00 0.00 0.00 0.00 10:50:19 ens3 0.72 0.60 0.15 0.12 0.00 0.00 0.00 0.00 10:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.03 22.03 11.27 11.27 0.00 0.00 0.00 0.00 Average: ens3 5.43 3.96 65.52 0.78 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-27566) 06/15/26 _x86_64_ (4 CPU) 09:05:18 LINUX RESTART (4 CPU) 09:10:10 CPU %user %nice %system %iowait %steal %idle 09:20:10 all 52.34 0.00 1.98 0.20 0.10 45.38 09:20:10 0 52.17 0.00 1.70 0.13 0.10 45.90 09:20:10 1 52.53 0.00 2.11 0.28 0.10 44.98 09:20:10 2 50.55 0.00 2.15 0.17 0.10 47.03 09:20:10 3 54.11 0.00 1.95 0.23 0.10 43.62 09:30:11 all 48.53 0.00 1.75 0.24 0.11 49.36 09:30:11 0 47.94 0.00 1.83 0.26 0.11 49.85 09:30:11 1 48.73 0.00 1.66 0.17 0.11 49.33 09:30:11 2 48.76 0.00 1.81 0.29 0.12 49.02 09:30:11 3 48.70 0.00 1.68 0.26 0.12 49.24 09:40:20 all 17.84 0.00 0.80 0.06 0.11 81.18 09:40:20 0 17.85 0.00 0.74 0.04 0.10 81.27 09:40:20 1 17.88 0.00 0.86 0.10 0.11 81.05 09:40:20 2 18.04 0.00 0.87 0.04 0.11 80.95 09:40:20 3 17.61 0.00 0.75 0.06 0.11 81.46 09:50:20 all 22.52 0.00 0.84 0.07 0.10 76.47 09:50:20 0 22.86 0.00 0.85 0.05 0.10 76.15 09:50:20 1 22.03 0.00 0.78 0.06 0.10 77.03 09:50:20 2 22.37 0.00 0.87 0.10 0.11 76.55 09:50:20 3 22.83 0.00 0.87 0.05 0.10 76.15 10:00:20 all 24.64 0.00 0.78 0.05 0.10 74.43 10:00:20 0 24.94 0.00 0.78 0.10 0.10 74.08 10:00:20 1 24.48 0.00 0.70 0.03 0.10 74.70 10:00:20 2 23.91 0.00 0.74 0.01 0.09 75.26 10:00:20 3 25.24 0.00 0.93 0.07 0.10 73.67 10:10:20 all 8.78 0.00 0.50 0.05 0.09 90.59 10:10:20 0 8.84 0.00 0.49 0.01 0.10 90.56 10:10:20 1 8.91 0.00 0.52 0.10 0.09 90.38 10:10:20 2 8.51 0.00 0.46 0.01 0.10 90.92 10:10:20 3 8.83 0.00 0.51 0.08 0.08 90.49 10:20:14 all 10.53 0.00 0.47 0.03 0.09 88.87 10:20:14 0 10.74 0.00 0.40 0.03 0.09 88.74 10:20:14 1 10.28 0.00 0.51 0.05 0.08 89.08 10:20:14 2 10.97 0.00 0.54 0.01 0.12 88.36 10:20:14 3 10.13 0.00 0.43 0.04 0.08 89.32 10:30:14 all 10.01 0.00 0.43 0.03 0.08 89.46 10:30:14 0 9.93 0.00 0.43 0.01 0.08 89.55 10:30:14 1 10.35 0.00 0.40 0.02 0.08 89.15 10:30:14 2 9.82 0.00 0.42 0.06 0.08 89.62 10:30:14 3 9.93 0.00 0.46 0.02 0.08 89.51 10:40:16 all 13.70 0.00 0.59 0.05 0.09 85.57 10:40:16 0 14.25 0.00 0.65 0.04 0.09 84.97 10:40:16 1 14.29 0.00 0.62 0.08 0.09 84.92 10:40:16 2 13.13 0.00 0.51 0.05 0.09 86.22 10:40:16 3 13.12 0.00 0.57 0.04 0.08 86.17 10:50:19 all 14.87 0.00 0.53 0.03 0.09 84.49 10:50:19 0 14.77 0.00 0.50 0.03 0.08 84.61 10:50:19 1 14.93 0.00 0.57 0.04 0.08 84.38 10:50:19 2 14.67 0.00 0.49 0.02 0.09 84.73 10:50:19 3 15.10 0.00 0.55 0.03 0.08 84.23 Average: all 22.37 0.00 0.87 0.08 0.10 76.59 Average: 0 22.42 0.00 0.84 0.07 0.10 76.57 Average: 1 22.43 0.00 0.87 0.09 0.09 76.51 Average: 2 22.06 0.00 0.88 0.07 0.10 76.88 Average: 3 22.55 0.00 0.87 0.09 0.09 76.40