---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-28875 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 668 12483 4 2838 14978 Swap: 1023 41 982 ---> 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:1e:97:26 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.240/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79671sec preferred_lft 79671sec inet6 fe80::f816:3eff:fe1e:9726/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:8a:39:0e:72:ad 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::308a:39ff:fe0e:72ad/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-28875) 06/20/26 _x86_64_ (4 CPU) 14:14:30 LINUX RESTART (4 CPU) 14:20:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:05 77.63 15.64 59.43 2.57 384.66 8499.97 3640.18 14:40:19 35.64 10.83 23.38 1.44 793.18 1490.18 568.93 14:50:09 24.38 0.61 7.29 16.48 29.69 276.83 212513.39 15:00:09 20.19 0.27 18.90 1.02 7.91 881.93 1015.79 15:10:09 10.93 0.49 9.95 0.48 18.12 307.67 215.88 15:20:09 5.49 0.18 5.15 0.17 7.29 140.45 55.37 15:30:09 3.81 0.24 3.49 0.07 8.53 70.27 29.00 15:40:01 6.79 0.60 5.87 0.32 20.50 239.55 80.43 15:50:09 6.15 0.28 5.72 0.15 10.62 174.52 40.90 16:00:09 10.12 0.93 8.79 0.41 27.89 576.33 130.53 Average: 20.10 3.02 14.80 2.29 132.32 1263.31 21483.73 14:20:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:05 5174368 6158900 9785432 59.77 209064 952224 12198228 70.02 871764 9951056 2668 14:40:19 3628312 5137868 10805808 66.00 227336 1457544 11570008 66.41 1030764 11324572 2204 14:50:09 8117832 9664180 6281160 38.36 229096 1492584 7079480 40.64 1050032 6825320 172 15:00:09 12022212 13733256 2217096 13.54 235256 1645948 2972636 17.06 1104992 2894168 188 15:10:09 9758432 11514028 4435060 27.09 237216 1688508 5246832 30.12 1113976 5134168 120 15:20:09 10206972 11980344 3969144 24.24 237920 1705536 5015936 28.79 1117432 4693552 488 15:30:09 12801276 14597416 1353564 8.27 238136 1728088 2173716 12.48 1121392 2105508 18904 15:40:01 8179956 10001060 5947304 36.32 239232 1751976 6751472 38.75 1131616 6692588 360 15:50:09 9732344 11578764 4370484 26.69 239852 1776668 5192116 29.80 1137248 5139276 52 16:00:09 9335144 11316516 4632388 28.29 243884 1901988 5316716 30.52 1159048 5506412 280 Average: 8895685 10568233 5379744 32.86 233699 1610106 6351714 36.46 1083826 6026662 2544 14:20:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:05 lo 22.36 22.36 18.67 18.67 0.00 0.00 0.00 0.00 14:30:05 ens3 2.13 2.22 0.55 1.28 0.00 0.00 0.00 0.00 14:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:19 lo 48.83 48.83 22.33 22.33 0.00 0.00 0.00 0.00 14:40:19 ens3 1.92 1.76 0.48 0.40 0.00 0.00 0.00 0.00 14:40:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:09 lo 19.59 19.59 9.19 9.19 0.00 0.00 0.00 0.00 14:50:09 ens3 0.71 0.50 0.17 0.13 0.00 0.00 0.00 0.00 14:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:09 lo 13.72 13.72 6.83 6.83 0.00 0.00 0.00 0.00 15:00:09 ens3 0.99 0.90 0.28 0.23 0.00 0.00 0.00 0.00 15:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:09 lo 14.80 14.80 7.79 7.79 0.00 0.00 0.00 0.00 15:10:09 ens3 0.78 0.56 0.19 0.14 0.00 0.00 0.00 0.00 15:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:09 lo 10.46 10.46 4.96 4.96 0.00 0.00 0.00 0.00 15:20:09 ens3 0.47 0.38 0.10 0.08 0.00 0.00 0.00 0.00 15:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:09 lo 24.25 24.25 8.12 8.12 0.00 0.00 0.00 0.00 15:30:09 ens3 0.45 0.30 0.11 0.08 0.00 0.00 0.00 0.00 15:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 lo 19.41 19.41 11.02 11.02 0.00 0.00 0.00 0.00 15:40:01 ens3 0.84 0.65 0.21 0.16 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:09 lo 17.63 17.63 9.94 9.94 0.00 0.00 0.00 0.00 15:50:09 ens3 0.63 0.49 0.15 0.12 0.00 0.00 0.00 0.00 15:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:09 lo 21.37 21.37 10.29 10.29 0.00 0.00 0.00 0.00 16:00:09 ens3 1.20 0.95 0.38 0.30 0.00 0.00 0.00 0.00 16:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.30 21.30 10.94 10.94 0.00 0.00 0.00 0.00 Average: ens3 1.02 0.87 0.26 0.29 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-28875) 06/20/26 _x86_64_ (4 CPU) 14:14:30 LINUX RESTART (4 CPU) 14:20:09 CPU %user %nice %system %iowait %steal %idle 14:30:05 all 56.31 0.00 2.07 0.19 0.09 41.34 14:30:05 0 54.73 0.00 1.90 0.22 0.09 43.06 14:30:05 1 57.25 0.00 1.94 0.18 0.09 40.53 14:30:05 2 57.73 0.00 2.10 0.22 0.09 39.85 14:30:05 3 55.53 0.00 2.33 0.11 0.09 41.94 14:40:19 all 42.13 0.00 1.64 0.11 0.10 56.03 14:40:19 0 41.54 0.00 1.72 0.09 0.09 56.56 14:40:19 1 42.27 0.00 1.64 0.15 0.10 55.84 14:40:19 2 42.16 0.00 1.64 0.13 0.09 55.98 14:40:19 3 42.55 0.00 1.57 0.06 0.10 55.73 14:50:09 all 17.96 0.00 0.92 0.06 0.09 80.98 14:50:09 0 17.97 0.00 0.91 0.05 0.08 80.99 14:50:09 1 17.75 0.00 0.95 0.03 0.09 81.19 14:50:09 2 18.23 0.00 0.92 0.06 0.09 80.69 14:50:09 3 17.88 0.00 0.90 0.10 0.08 81.04 15:00:09 all 29.46 0.00 0.99 0.07 0.08 69.40 15:00:09 0 28.95 0.00 0.90 0.10 0.08 69.98 15:00:09 1 29.91 0.00 0.98 0.06 0.09 68.97 15:00:09 2 29.97 0.00 0.93 0.03 0.08 69.00 15:00:09 3 29.00 0.00 1.15 0.11 0.08 69.65 15:10:09 all 17.13 0.00 0.56 0.04 0.07 82.19 15:10:09 0 17.09 0.00 0.49 0.02 0.07 82.32 15:10:09 1 17.00 0.00 0.59 0.06 0.08 82.28 15:10:09 2 17.27 0.00 0.57 0.05 0.08 82.03 15:10:09 3 17.17 0.00 0.57 0.05 0.07 82.15 15:20:09 all 5.99 0.00 0.27 0.03 0.07 93.64 15:20:09 0 5.97 0.00 0.24 0.00 0.06 93.73 15:20:09 1 5.91 0.00 0.33 0.03 0.08 93.65 15:20:09 2 6.20 0.00 0.29 0.05 0.07 93.39 15:20:09 3 5.89 0.00 0.22 0.02 0.07 93.80 15:30:09 all 5.31 0.00 0.29 0.02 0.07 94.32 15:30:09 0 5.28 0.00 0.28 0.01 0.07 94.36 15:30:09 1 5.94 0.00 0.30 0.02 0.08 93.66 15:30:09 2 4.77 0.00 0.31 0.04 0.08 94.80 15:30:09 3 5.23 0.00 0.25 0.00 0.06 94.46 15:40:01 all 15.23 0.00 0.49 0.03 0.08 84.17 15:40:01 0 15.39 0.00 0.51 0.01 0.07 84.02 15:40:01 1 15.35 0.00 0.47 0.06 0.08 84.04 15:40:01 2 15.35 0.00 0.41 0.02 0.07 84.15 15:40:01 3 14.83 0.00 0.57 0.04 0.08 84.47 15:50:09 all 8.38 0.00 0.36 0.03 0.07 91.15 15:50:09 0 8.12 0.00 0.33 0.01 0.07 91.48 15:50:09 1 8.48 0.00 0.41 0.04 0.08 90.99 15:50:09 2 8.55 0.00 0.37 0.04 0.07 90.98 15:50:09 3 8.38 0.00 0.35 0.05 0.08 91.15 16:00:09 all 14.28 0.00 0.52 0.04 0.07 85.10 16:00:09 0 13.35 0.00 0.53 0.02 0.07 86.03 16:00:09 1 14.38 0.00 0.47 0.03 0.07 85.05 16:00:09 2 14.98 0.00 0.58 0.08 0.07 84.29 16:00:09 3 14.40 0.00 0.48 0.03 0.07 85.02 Average: all 21.24 0.00 0.81 0.06 0.08 77.81 Average: 0 20.86 0.00 0.78 0.05 0.08 78.23 Average: 1 21.45 0.00 0.81 0.07 0.08 77.59 Average: 2 21.55 0.00 0.81 0.07 0.08 77.49 Average: 3 21.11 0.00 0.84 0.06 0.08 77.91