---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-4561 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 688 10942 4 4358 14958 Swap: 1023 23 1000 ---> 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:d5:44:ad brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.173/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80538sec preferred_lft 80538sec inet6 fe80::f816:3eff:fed5:44ad/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:25:82:ff:a5:78 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-4561) 01/26/26 _x86_64_ (4 CPU) 12:05:38 LINUX RESTART (4 CPU) 12:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:00 94.86 4.01 86.41 4.43 731.60 32441.03 24936.45 12:30:03 57.43 22.38 33.29 1.76 258.09 2168.99 978.55 12:40:03 21.18 2.64 17.71 0.83 51.97 478.27 427.07 12:50:03 5.13 0.24 4.73 0.16 10.28 127.07 57.32 13:00:03 5.25 0.10 4.96 0.19 2.87 120.28 47.56 13:10:03 22.79 0.10 6.95 15.73 3.35 207.51 211095.03 13:20:03 5.60 0.07 5.37 0.17 1.21 143.47 67.69 13:30:03 8.67 0.11 8.18 0.38 3.27 516.24 535.39 13:40:03 5.24 0.11 4.94 0.19 2.21 152.60 51.76 Average: 25.10 3.31 19.14 2.65 118.03 4022.86 26453.25 12:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:00 2335016 6624572 9301352 56.81 259136 3932356 10591252 60.79 2226556 11125536 1832 12:30:03 5712600 9217912 6714776 41.01 271248 3213652 7483784 42.96 2144548 7924044 484 12:40:03 8016628 11574980 4358404 26.62 274376 3263512 5204224 29.87 2175804 5611072 5868 12:50:03 7757964 11327456 4607268 28.14 275424 3273636 5292772 30.38 2180580 5869240 292 13:00:03 7768172 11351676 4582960 27.99 276168 3286868 5288060 30.35 2183304 5848168 220 13:10:03 7255016 10870104 5064656 30.93 277152 3317468 6273396 36.01 2194048 6358500 476 13:20:03 8130388 11763092 4172088 25.48 277796 3334444 4960876 28.48 2196644 5481312 304 13:30:03 7678800 11424080 4510848 27.55 281364 3440704 5207936 29.89 2211612 5901216 232 13:40:03 6725808 10493248 5441112 33.23 281976 3462252 6017684 34.54 2223324 6853960 256 Average: 6820044 10516347 5417052 33.09 274960 3391655 6257776 35.92 2192936 6774783 1107 12:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:00 lo 11.64 11.64 11.39 11.39 0.00 0.00 0.00 0.00 12:20:00 ens3 79.96 58.59 1240.98 6.04 0.00 0.00 0.00 0.00 12:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:03 lo 45.32 45.32 21.69 21.69 0.00 0.00 0.00 0.00 12:30:03 ens3 2.38 2.07 0.59 0.52 0.00 0.00 0.00 0.00 12:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:03 lo 27.83 27.83 12.12 12.12 0.00 0.00 0.00 0.00 12:40:03 ens3 1.77 1.37 0.30 1.10 0.00 0.00 0.00 0.00 12:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:03 lo 20.30 20.30 9.65 9.65 0.00 0.00 0.00 0.00 12:50:03 ens3 0.79 0.55 0.17 0.13 0.00 0.00 0.00 0.00 12:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:03 lo 24.67 24.67 8.34 8.34 0.00 0.00 0.00 0.00 13:00:03 ens3 0.59 0.33 0.13 0.08 0.00 0.00 0.00 0.00 13:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:03 lo 17.24 17.24 9.63 9.63 0.00 0.00 0.00 0.00 13:10:03 ens3 0.80 0.60 0.19 0.15 0.00 0.00 0.00 0.00 13:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:03 lo 18.75 18.75 10.96 10.96 0.00 0.00 0.00 0.00 13:20:03 ens3 0.76 0.58 0.17 0.13 0.00 0.00 0.00 0.00 13:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:03 lo 13.41 13.41 7.16 7.16 0.00 0.00 0.00 0.00 13:30:03 ens3 1.03 0.73 0.32 0.24 0.00 0.00 0.00 0.00 13:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:03 lo 32.25 32.25 12.56 12.56 0.00 0.00 0.00 0.00 13:40:03 ens3 1.06 0.66 0.29 0.21 0.00 0.00 0.00 0.00 13:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.51 23.51 11.50 11.50 0.00 0.00 0.00 0.00 Average: ens3 9.86 7.24 137.45 0.95 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-4561) 01/26/26 _x86_64_ (4 CPU) 12:05:38 LINUX RESTART (4 CPU) 12:10:03 CPU %user %nice %system %iowait %steal %idle 12:20:00 all 55.17 0.00 2.78 0.72 0.12 41.21 12:20:00 0 53.56 0.00 2.83 0.56 0.11 42.94 12:20:00 1 57.11 0.00 2.42 0.70 0.12 39.64 12:20:00 2 53.90 0.00 2.86 0.68 0.11 42.45 12:20:00 3 56.11 0.00 3.02 0.93 0.12 39.82 12:30:03 all 54.69 0.00 2.15 0.08 0.12 42.96 12:30:03 0 54.33 0.00 2.19 0.04 0.13 43.31 12:30:03 1 55.10 0.00 2.19 0.06 0.12 42.54 12:30:03 2 54.10 0.00 2.17 0.09 0.12 43.51 12:30:03 3 55.23 0.00 2.06 0.11 0.12 42.49 12:40:03 all 30.59 0.00 1.14 0.06 0.10 68.11 12:40:03 0 30.55 0.00 1.16 0.04 0.10 68.15 12:40:03 1 31.56 0.00 1.16 0.06 0.09 67.13 12:40:03 2 29.39 0.00 1.16 0.04 0.10 69.32 12:40:03 3 30.87 0.00 1.09 0.12 0.10 67.82 12:50:03 all 8.63 0.00 0.50 0.02 0.07 90.77 12:50:03 0 8.37 0.00 0.51 0.03 0.06 91.02 12:50:03 1 8.80 0.00 0.53 0.02 0.07 90.57 12:50:03 2 8.31 0.00 0.54 0.01 0.07 91.06 12:50:03 3 9.04 0.00 0.43 0.02 0.06 90.44 13:00:03 all 7.96 0.00 0.45 0.03 0.07 91.49 13:00:03 0 7.79 0.00 0.44 0.06 0.07 91.65 13:00:03 1 7.77 0.00 0.48 0.04 0.07 91.65 13:00:03 2 8.32 0.00 0.46 0.00 0.07 91.15 13:00:03 3 7.95 0.00 0.44 0.01 0.07 91.53 13:10:03 all 15.16 0.00 0.71 0.04 0.07 84.03 13:10:03 0 14.91 0.00 0.63 0.05 0.07 84.34 13:10:03 1 14.82 0.00 0.67 0.07 0.07 84.37 13:10:03 2 15.23 0.00 0.85 0.02 0.08 83.83 13:10:03 3 15.67 0.00 0.67 0.01 0.07 83.58 13:20:03 all 8.84 0.00 0.47 0.02 0.07 90.60 13:20:03 0 8.95 0.00 0.45 0.02 0.06 90.52 13:20:03 1 8.26 0.00 0.46 0.01 0.07 91.19 13:20:03 2 9.48 0.00 0.50 0.01 0.07 89.94 13:20:03 3 8.67 0.00 0.47 0.03 0.07 90.76 13:30:03 all 13.12 0.00 0.53 0.03 0.07 86.25 13:30:03 0 12.38 0.00 0.45 0.09 0.06 87.01 13:30:03 1 13.39 0.00 0.57 0.01 0.08 85.96 13:30:03 2 12.45 0.00 0.53 0.01 0.08 86.94 13:30:03 3 14.25 0.00 0.56 0.03 0.08 85.08 13:40:03 all 9.93 0.00 0.45 0.02 0.07 89.53 13:40:03 0 9.92 0.00 0.47 0.03 0.07 89.51 13:40:03 1 9.89 0.00 0.43 0.01 0.07 89.61 13:40:03 2 10.12 0.00 0.46 0.03 0.07 89.33 13:40:03 3 9.78 0.00 0.43 0.03 0.07 89.69 Average: all 22.66 0.00 1.02 0.11 0.08 76.13 Average: 0 22.29 0.00 1.01 0.10 0.08 76.51 Average: 1 22.95 0.00 0.99 0.11 0.08 75.86 Average: 2 22.33 0.00 1.06 0.10 0.09 76.43 Average: 3 23.04 0.00 1.02 0.14 0.08 75.71