---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-13227 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 712 11286 3 3989 14934 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:d8:28:21 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.227/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79065sec preferred_lft 79065sec inet6 fe80::f816:3eff:fed8:2821/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:15:3f:09:23:7d 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::4415:3fff:fe09:237d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-13227) 03/23/26 _x86_64_ (4 CPU) 07:54:29 LINUX RESTART (4 CPU) 08:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:17 96.51 22.24 70.70 3.57 339.20 15534.89 11362.72 08:20:17 21.61 4.91 15.88 0.82 95.50 423.56 715.10 08:30:14 9.61 0.32 8.83 0.46 15.07 247.46 589.08 08:40:07 9.67 0.06 9.13 0.49 2.78 556.39 330.74 08:50:19 13.88 0.02 13.27 0.59 1.10 393.21 845.92 09:00:19 25.19 0.12 9.31 15.76 2.60 292.95 211890.54 09:10:20 5.08 0.03 4.87 0.18 1.37 136.82 54.05 09:20:01 4.69 0.01 4.48 0.20 1.09 146.51 94.84 09:30:30 4.78 0.00 4.61 0.17 0.29 133.58 438.26 09:40:30 4.94 0.01 4.77 0.15 0.29 154.11 59.91 09:50:01 10.75 0.18 10.21 0.36 9.13 607.43 106.60 Average: 18.99 2.59 14.33 2.08 43.32 1727.15 20636.29 08:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:17 162928 3790280 12139952 74.15 267108 3325300 13205008 75.80 2125020 13477148 340 08:20:17 3303340 6101500 9835764 60.07 265772 2568132 10872776 62.41 2056196 10485412 396 08:30:14 7662296 10484740 5452488 33.30 267028 2590960 6192864 35.55 2065424 6137416 6224 08:40:07 10119556 13045036 2896176 17.69 271348 2689592 3677116 21.11 2091680 3670996 100 08:50:19 12314444 15303432 638784 3.90 273704 2750740 1368676 7.86 2106736 1450024 10680 09:00:19 8420104 11442016 4498416 27.47 276836 2780532 5235872 30.05 2116220 5326052 144 09:10:20 8330000 11369164 4571180 27.92 277372 2797248 5308680 30.47 2117524 5424324 96 09:20:01 6783144 9842440 6097064 37.24 278008 2816744 6878984 39.49 2119704 6957916 368 09:30:30 6876920 9955972 5983548 36.55 278612 2835896 6789956 38.97 2123028 6864580 624 09:40:30 8334396 11436080 4504308 27.51 279588 2857552 5341652 30.66 2125500 5414384 252 09:50:01 8036908 11266696 4673636 28.54 283612 2980248 5266368 30.23 2142188 5682020 240 Average: 7304003 10367032 5571938 34.03 274453 2817540 6376177 36.60 2108111 6444570 1769 08:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:17 lo 18.41 18.41 16.09 16.09 0.00 0.00 0.00 0.00 08:10:17 ens3 35.51 25.65 628.66 2.94 0.00 0.00 0.00 0.00 08:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:17 lo 32.33 32.33 14.18 14.18 0.00 0.00 0.00 0.00 08:20:17 ens3 1.85 1.32 0.35 0.26 0.00 0.00 0.00 0.00 08:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:14 lo 28.20 28.20 11.61 11.61 0.00 0.00 0.00 0.00 08:30:14 ens3 1.18 0.83 0.24 0.18 0.00 0.00 0.00 0.00 08:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:07 lo 12.65 12.65 6.57 6.57 0.00 0.00 0.00 0.00 08:40:07 ens3 0.90 0.61 0.25 0.19 0.00 0.00 0.00 0.00 08:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:19 lo 9.27 9.27 4.64 4.64 0.00 0.00 0.00 0.00 08:50:19 ens3 1.00 0.63 0.23 0.16 0.00 0.00 0.00 0.00 08:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:19 lo 14.33 14.33 7.56 7.56 0.00 0.00 0.00 0.00 09:00:19 ens3 0.71 0.50 0.15 0.11 0.00 0.00 0.00 0.00 09:00:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:20 lo 21.94 21.94 8.96 8.96 0.00 0.00 0.00 0.00 09:10:20 ens3 0.87 0.85 0.15 1.28 0.00 0.00 0.00 0.00 09:10:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 lo 26.12 26.12 11.22 11.22 0.00 0.00 0.00 0.00 09:20:01 ens3 0.64 0.43 0.11 0.08 0.00 0.00 0.00 0.00 09:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:30 lo 9.09 9.09 5.11 5.11 0.00 0.00 0.00 0.00 09:30:30 ens3 0.62 0.36 0.16 0.11 0.00 0.00 0.00 0.00 09:30:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:30 lo 15.57 15.57 9.00 9.00 0.00 0.00 0.00 0.00 09:40:30 ens3 0.71 0.60 0.16 0.13 0.00 0.00 0.00 0.00 09:40:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 lo 22.14 22.14 10.68 10.68 0.00 0.00 0.00 0.00 09:50:01 ens3 0.97 0.87 0.25 0.21 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.00 19.00 9.58 9.58 0.00 0.00 0.00 0.00 Average: ens3 4.17 3.02 58.80 0.52 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-13227) 03/23/26 _x86_64_ (4 CPU) 07:54:29 LINUX RESTART (4 CPU) 08:00:02 CPU %user %nice %system %iowait %steal %idle 08:10:17 all 54.04 0.00 2.37 1.52 0.14 41.94 08:10:17 0 52.50 0.00 2.52 1.39 0.15 43.43 08:10:17 1 54.37 0.00 2.46 1.69 0.13 41.35 08:10:17 2 54.83 0.00 2.05 0.95 0.14 42.03 08:10:17 3 54.45 0.00 2.43 2.03 0.15 40.93 08:20:17 all 35.28 0.00 1.55 0.34 0.15 62.67 08:20:17 0 34.63 0.00 1.62 0.22 0.16 63.37 08:20:17 1 35.96 0.00 1.44 0.20 0.15 62.25 08:20:17 2 35.71 0.00 1.52 0.74 0.15 61.89 08:20:17 3 34.81 0.00 1.63 0.22 0.15 63.19 08:30:14 all 18.98 0.00 1.01 0.51 0.14 79.37 08:30:14 0 18.75 0.00 1.05 0.16 0.14 79.90 08:30:14 1 19.65 0.00 1.04 0.28 0.14 78.90 08:30:14 2 18.84 0.00 0.92 0.52 0.13 79.59 08:30:14 3 18.69 0.00 1.02 1.08 0.14 79.07 08:40:07 all 16.90 0.00 0.67 0.16 0.11 82.16 08:40:07 0 16.33 0.00 0.56 0.10 0.10 82.90 08:40:07 1 16.62 0.00 0.71 0.03 0.12 82.52 08:40:07 2 17.35 0.00 0.78 0.39 0.11 81.36 08:40:07 3 17.30 0.00 0.63 0.12 0.11 81.84 08:50:19 all 19.70 0.00 0.71 0.09 0.10 79.40 08:50:19 0 19.53 0.00 0.73 0.04 0.10 79.61 08:50:19 1 19.80 0.00 0.84 0.19 0.11 79.05 08:50:19 2 19.68 0.00 0.65 0.09 0.11 79.47 08:50:19 3 19.78 0.00 0.61 0.04 0.10 79.48 09:00:19 all 17.69 0.00 0.70 0.06 0.11 81.45 09:00:19 0 17.16 0.00 0.66 0.01 0.11 82.05 09:00:19 1 17.88 0.00 0.69 0.03 0.11 81.28 09:00:19 2 17.60 0.00 0.77 0.02 0.11 81.50 09:00:19 3 18.11 0.00 0.66 0.16 0.11 80.96 09:10:20 all 8.45 0.00 0.44 0.03 0.10 90.98 09:10:20 0 8.61 0.00 0.45 0.05 0.10 90.79 09:10:20 1 8.48 0.00 0.39 0.03 0.11 91.00 09:10:20 2 8.30 0.00 0.47 0.01 0.11 91.10 09:10:20 3 8.43 0.00 0.43 0.03 0.09 91.02 09:20:01 all 10.59 0.00 0.45 0.07 0.11 88.79 09:20:01 0 9.92 0.00 0.52 0.17 0.11 89.28 09:20:01 1 10.96 0.00 0.46 0.07 0.11 88.40 09:20:01 2 10.98 0.00 0.36 0.03 0.11 88.52 09:20:01 3 10.49 0.00 0.44 0.01 0.10 88.97 09:30:30 all 8.41 0.00 0.38 0.10 0.10 91.01 09:30:30 0 8.57 0.00 0.31 0.17 0.09 90.85 09:30:30 1 8.88 0.00 0.38 0.22 0.11 90.41 09:30:30 2 7.92 0.00 0.36 0.01 0.09 91.61 09:30:30 3 8.27 0.00 0.45 0.01 0.09 91.17 09:40:30 all 7.84 0.00 0.34 0.15 0.10 91.58 09:40:30 0 7.79 0.00 0.32 0.14 0.09 91.65 09:40:30 1 7.93 0.00 0.32 0.29 0.10 91.36 09:40:30 2 7.66 0.00 0.33 0.14 0.11 91.77 09:40:30 3 7.97 0.00 0.37 0.03 0.10 91.53 09:50:01 all 15.30 0.00 0.64 0.37 0.10 83.59 09:50:01 0 14.44 0.00 0.68 0.29 0.10 84.49 09:50:01 1 15.38 0.00 0.70 0.30 0.11 83.51 09:50:01 2 16.00 0.00 0.58 0.28 0.10 83.04 09:50:01 3 15.38 0.00 0.62 0.59 0.11 83.30 Average: CPU %user %nice %system %iowait %steal %idle Average: all 19.45 0.00 0.84 0.31 0.12 79.28 Average: 0 19.01 0.00 0.86 0.25 0.11 79.76 Average: 1 19.70 0.00 0.86 0.31 0.12 79.01 Average: 2 19.60 0.00 0.80 0.29 0.12 79.19 Average: 3 19.50 0.00 0.85 0.40 0.11 79.14