---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-2976 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 707 10808 3 4472 14939 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:ab:dd:f1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.24/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79547sec preferred_lft 79547sec inet6 fe80::f816:3eff:feab:ddf1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:a4:60:23:5b:1d 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::c0a4:60ff:fe23:5b1d/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-2976) 04/15/26 _x86_64_ (4 CPU) 10:49:35 LINUX RESTART (4 CPU) 10:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:01 136.96 16.06 114.79 6.11 2419.04 36529.03 13494.76 11:10:08 85.94 36.87 46.40 2.67 529.18 5249.58 2562.44 11:20:08 15.31 0.24 14.24 0.83 12.65 423.32 844.95 11:30:00 5.09 0.02 4.89 0.18 1.38 149.07 66.01 11:40:08 20.14 0.02 19.25 0.86 0.94 824.93 683.13 11:50:08 9.81 0.03 9.35 0.43 1.59 284.37 778.32 12:00:00 4.65 0.00 4.45 0.20 0.19 133.54 65.51 12:10:08 5.60 0.01 5.42 0.17 1.19 150.29 90.96 12:20:08 5.80 0.00 5.61 0.19 0.31 155.53 286.73 12:30:01 25.87 0.28 9.18 16.41 9.48 552.75 213293.69 12:40:08 7.52 0.03 7.17 0.32 1.57 279.30 563.65 Average: 29.41 4.90 21.94 2.57 271.15 4071.30 20939.62 10:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:01 4514756 15303932 622296 3.80 240396 10332384 1385412 7.95 2133704 8960108 9032 11:10:08 2020136 5295048 10638732 64.98 268296 3015196 11387764 65.37 2266760 11534520 540 11:20:08 3956836 7259624 8675468 52.99 270280 3041004 9455012 54.27 2302128 9535772 688 11:30:00 6351340 9670956 6265436 38.27 271020 3057108 7078432 40.63 2306112 7173840 180 11:40:08 10133768 13605472 2334468 14.26 277156 3197924 3087948 17.72 2357296 3348836 80 11:50:08 7780380 11290104 4648388 28.39 278544 3234508 5382148 30.89 2360356 5693224 112 12:00:00 7919852 11447508 4491040 27.43 279152 3251820 5255496 30.17 2361432 5540732 340 12:10:08 6444104 9990988 5946832 36.32 279932 3270272 6761776 38.81 2363760 7014792 348 12:20:08 6379144 9946476 5991332 36.59 280560 3290108 6761632 38.81 2367172 7073184 88 12:30:01 7612584 11312452 4625844 28.25 286568 3410928 5380776 30.89 2384072 5831760 1228 12:40:08 6946128 10694396 5243320 32.02 287472 3458172 6031088 34.62 2403472 6464908 432 Average: 6369003 10528814 5407560 33.03 274489 3869039 6178862 35.47 2327842 7106516 1188 10:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:01 lo 2.89 2.89 2.26 2.26 0.00 0.00 0.00 0.00 11:00:01 ens3 186.71 137.13 2167.64 18.28 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:08 lo 29.24 29.24 20.69 20.69 0.00 0.00 0.00 0.00 11:10:08 ens3 2.20 2.23 0.66 1.57 0.00 0.00 0.00 0.00 11:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:08 lo 45.85 45.85 18.59 18.59 0.00 0.00 0.00 0.00 11:20:08 ens3 1.39 1.25 0.29 0.25 0.00 0.00 0.00 0.00 11:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:00 lo 11.35 11.35 5.40 5.40 0.00 0.00 0.00 0.00 11:30:00 ens3 0.41 0.23 0.07 0.04 0.00 0.00 0.00 0.00 11:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:08 lo 11.16 11.16 5.82 5.82 0.00 0.00 0.00 0.00 11:40:08 ens3 1.03 0.89 0.27 0.23 0.00 0.00 0.00 0.00 11:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:08 lo 19.45 19.45 10.17 10.17 0.00 0.00 0.00 0.00 11:50:08 ens3 0.75 0.64 0.16 0.13 0.00 0.00 0.00 0.00 11:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:00 lo 24.74 24.74 9.12 9.12 0.00 0.00 0.00 0.00 12:00:00 ens3 0.77 0.52 0.21 0.16 0.00 0.00 0.00 0.00 12:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:08 lo 18.44 18.44 8.41 8.41 0.00 0.00 0.00 0.00 12:10:08 ens3 0.53 0.38 0.11 0.08 0.00 0.00 0.00 0.00 12:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:08 lo 13.08 13.08 7.61 7.61 0.00 0.00 0.00 0.00 12:20:08 ens3 1.19 0.47 0.23 0.11 0.00 0.00 0.00 0.00 12:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 lo 16.35 16.35 9.86 9.86 0.00 0.00 0.00 0.00 12:30:01 ens3 2.57 0.78 0.55 0.28 0.00 0.00 0.00 0.00 12:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:08 lo 24.06 24.06 10.45 10.45 0.00 0.00 0.00 0.00 12:40:08 ens3 1.40 0.82 0.36 0.25 0.00 0.00 0.00 0.00 12:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.70 19.70 9.86 9.86 0.00 0.00 0.00 0.00 Average: ens3 18.08 13.21 197.30 1.94 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-2976) 04/15/26 _x86_64_ (4 CPU) 10:49:35 LINUX RESTART (4 CPU) 10:50:00 CPU %user %nice %system %iowait %steal %idle 11:00:01 all 38.90 0.00 2.50 5.16 0.09 53.36 11:00:01 0 40.00 0.00 2.51 4.36 0.09 53.05 11:00:01 1 38.68 0.00 2.75 4.00 0.09 54.48 11:00:01 2 36.80 0.00 2.31 6.44 0.09 54.37 11:00:01 3 40.12 0.00 2.41 5.85 0.09 51.53 11:10:08 all 60.98 0.09 2.37 0.66 0.12 35.79 11:10:08 0 60.58 0.02 2.50 0.36 0.12 36.44 11:10:08 1 61.06 0.01 2.31 1.12 0.12 35.38 11:10:08 2 61.48 0.27 2.14 0.81 0.12 35.17 11:10:08 3 60.82 0.05 2.51 0.35 0.12 36.15 11:20:08 all 32.39 0.00 1.36 0.12 0.10 66.03 11:20:08 0 32.55 0.00 1.32 0.30 0.10 65.73 11:20:08 1 31.94 0.00 1.39 0.03 0.10 66.54 11:20:08 2 32.43 0.00 1.35 0.11 0.10 66.02 11:20:08 3 32.65 0.00 1.38 0.04 0.12 65.82 11:30:00 all 10.00 0.00 0.58 0.03 0.08 89.32 11:30:00 0 10.07 0.00 0.56 0.04 0.08 89.26 11:30:00 1 10.10 0.00 0.69 0.01 0.09 89.12 11:30:00 2 9.70 0.00 0.59 0.05 0.09 89.57 11:30:00 3 10.12 0.00 0.47 0.01 0.07 89.32 11:40:08 all 28.83 0.00 1.00 0.68 0.08 69.41 11:40:08 0 28.70 0.00 0.99 0.53 0.08 69.69 11:40:08 1 29.13 0.00 1.01 1.50 0.08 68.27 11:40:08 2 28.14 0.00 1.15 0.31 0.08 70.33 11:40:08 3 29.35 0.00 0.83 0.39 0.08 69.35 11:50:08 all 17.96 0.00 0.59 0.04 0.08 81.34 11:50:08 0 17.81 0.00 0.54 0.03 0.07 81.55 11:50:08 1 17.61 0.00 0.67 0.04 0.08 81.60 11:50:08 2 18.02 0.00 0.71 0.06 0.09 81.12 11:50:08 3 18.39 0.00 0.42 0.02 0.07 81.09 12:00:00 all 8.39 0.00 0.37 0.02 0.07 91.16 12:00:00 0 7.90 0.00 0.37 0.01 0.06 91.66 12:00:00 1 8.30 0.00 0.39 0.01 0.07 91.25 12:00:00 2 8.78 0.00 0.35 0.04 0.07 90.76 12:00:00 3 8.57 0.00 0.37 0.03 0.06 90.97 12:10:08 all 9.98 0.00 0.46 0.03 0.06 89.46 12:10:08 0 9.95 0.00 0.40 0.03 0.05 89.56 12:10:08 1 10.16 0.00 0.43 0.02 0.07 89.31 12:10:08 2 9.96 0.00 0.55 0.03 0.07 89.38 12:10:08 3 9.84 0.00 0.45 0.05 0.06 89.59 12:20:08 all 9.66 0.00 0.49 0.03 0.07 89.75 12:20:08 0 9.68 0.00 0.48 0.05 0.07 89.73 12:20:08 1 9.50 0.00 0.51 0.02 0.07 89.89 12:20:08 2 9.89 0.00 0.49 0.03 0.07 89.51 12:20:08 3 9.57 0.00 0.48 0.02 0.07 89.87 12:30:01 all 13.59 0.00 0.60 0.07 0.07 85.67 12:30:01 0 12.33 0.00 0.52 0.12 0.06 86.96 12:30:01 1 13.07 0.00 0.61 0.10 0.08 86.14 12:30:01 2 14.57 0.00 0.75 0.03 0.08 84.57 12:30:01 3 14.41 0.00 0.51 0.01 0.07 85.01 12:40:08 all 15.46 0.00 0.54 0.03 0.07 83.90 12:40:08 0 15.28 0.00 0.52 0.04 0.07 84.08 12:40:08 1 15.68 0.00 0.53 0.03 0.08 83.68 12:40:08 2 15.57 0.00 0.58 0.03 0.08 83.75 12:40:08 3 15.29 0.00 0.54 0.01 0.08 84.09 Average: CPU %user %nice %system %iowait %steal %idle Average: all 22.44 0.01 0.99 0.63 0.08 75.86 Average: 0 22.33 0.00 0.98 0.53 0.08 76.09 Average: 1 22.37 0.00 1.03 0.63 0.08 75.89 Average: 2 22.36 0.03 1.00 0.72 0.08 75.81 Average: 3 22.70 0.00 0.95 0.62 0.08 75.65