---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-58770 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 691 11458 3 3839 14955 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:6f:fb:91 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.21/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79265sec preferred_lft 79265sec inet6 fe80::f816:3eff:fe6f:fb91/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:8d:e8:bc:78:08 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::308d:e8ff:febc:7808/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-58770) 03/31/26 _x86_64_ (4 CPU) 11:14:20 LINUX RESTART (4 CPU) 11:20:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:08 95.87 23.10 69.54 3.24 359.99 11167.08 2991.88 11:40:08 26.03 8.52 16.61 0.90 162.88 466.42 1514.36 11:50:01 8.70 0.20 8.08 0.42 12.30 287.85 1586.45 12:00:02 5.52 0.07 5.16 0.29 4.87 179.32 1405.32 12:10:28 21.74 0.02 20.86 0.85 0.70 832.41 1122.92 12:20:28 7.90 0.07 7.50 0.32 2.76 213.28 101.28 12:30:09 5.45 0.00 5.23 0.22 0.41 139.35 69.81 12:40:10 5.74 0.04 5.51 0.19 2.82 152.76 291.87 12:50:30 5.44 0.00 5.27 0.17 0.30 151.54 196.74 13:00:32 9.39 0.04 8.96 0.39 4.01 567.19 287.31 13:10:41 7.60 0.02 7.31 0.27 0.59 280.21 308.60 Average: 18.14 2.91 14.57 0.66 49.94 1310.98 897.57 11:20:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:08 167408 3448724 12482244 76.24 265368 3000408 13468016 77.31 2001968 13609036 88 11:40:08 3508816 6157492 9780120 59.73 266328 2426808 11178752 64.17 1947644 10390880 468 11:50:01 7772872 10444196 5496708 33.57 267436 2448344 6908868 39.66 1960488 6143072 72 12:00:02 12566100 15331188 611540 3.74 271156 2538316 1354360 7.77 1979720 1340264 82768 12:10:28 10120628 12961136 2980572 18.20 274192 2610684 3698368 21.23 2003808 3757312 392 12:20:28 8531836 11399892 4540940 27.73 275044 2637416 5268752 30.24 2006304 5344236 244 12:30:09 8542424 11426904 4513924 27.57 275760 2653128 5257428 30.18 2007756 5316048 300 12:40:10 7084800 9989108 5950760 36.34 276296 2672424 6679600 38.34 2010428 6780940 116 12:50:30 6942208 9867440 6072540 37.09 276888 2692780 6787628 38.96 2013676 6914676 304 13:00:32 12244668 15315312 627316 3.83 281180 2833368 1354352 7.77 2028800 1598620 21736 13:10:41 7454388 10552508 5387988 32.91 281964 2860016 6079684 34.90 2041304 6382532 32 Average: 7721468 10626718 5313150 32.45 273783 2670336 6185073 35.50 2000172 6143420 9684 11:20:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:08 lo 20.46 20.46 17.00 17.00 0.00 0.00 0.00 0.00 11:30:08 ens3 1.86 1.78 0.58 0.50 0.00 0.00 0.00 0.00 11:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:08 lo 39.43 39.43 16.59 16.59 0.00 0.00 0.00 0.00 11:40:08 ens3 1.87 1.29 0.37 0.28 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 11:50:01 lo 19.18 19.18 8.52 8.52 0.00 0.00 0.00 0.00 11:50:01 ens3 1.09 0.88 0.22 1.03 0.00 0.00 0.00 0.00 11:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:02 lo 9.92 9.92 5.04 5.04 0.00 0.00 0.00 0.00 12:00:02 ens3 0.73 0.45 0.24 0.17 0.00 0.00 0.00 0.00 12:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:28 lo 12.64 12.64 7.34 7.34 0.00 0.00 0.00 0.00 12:10:28 ens3 1.46 0.94 0.31 0.23 0.00 0.00 0.00 0.00 12:10:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:28 lo 19.54 19.54 9.34 9.34 0.00 0.00 0.00 0.00 12:20:28 ens3 0.97 0.65 0.22 0.16 0.00 0.00 0.00 0.00 12:20:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:09 lo 17.32 17.32 6.30 6.30 0.00 0.00 0.00 0.00 12:30:09 ens3 0.71 0.51 0.17 0.12 0.00 0.00 0.00 0.00 12:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:10 lo 18.98 18.98 8.42 8.42 0.00 0.00 0.00 0.00 12:40:10 ens3 1.34 0.54 0.30 0.18 0.00 0.00 0.00 0.00 12:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:30 lo 19.11 19.11 10.43 10.43 0.00 0.00 0.00 0.00 12:50:30 ens3 0.85 0.55 0.17 0.13 0.00 0.00 0.00 0.00 12:50:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:32 lo 17.97 17.97 10.14 10.14 0.00 0.00 0.00 0.00 13:00:32 ens3 1.00 0.79 0.30 0.24 0.00 0.00 0.00 0.00 13:00:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:41 lo 27.19 27.19 11.29 11.29 0.00 0.00 0.00 0.00 13:10:41 ens3 0.83 0.65 0.17 0.13 0.00 0.00 0.00 0.00 13:10:41 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.14 20.14 10.04 10.04 0.00 0.00 0.00 0.00 Average: ens3 1.16 0.82 0.28 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-58770) 03/31/26 _x86_64_ (4 CPU) 11:14:20 LINUX RESTART (4 CPU) 11:20:07 CPU %user %nice %system %iowait %steal %idle 11:30:08 all 53.34 0.00 2.03 0.33 0.12 44.18 11:30:08 0 52.57 0.00 2.00 0.62 0.12 44.70 11:30:08 1 53.81 0.00 2.11 0.25 0.12 43.71 11:30:08 2 53.96 0.00 2.03 0.18 0.12 43.71 11:30:08 3 53.00 0.00 1.99 0.27 0.12 44.62 11:40:08 all 35.77 0.00 1.36 0.14 0.10 62.64 11:40:08 0 36.00 0.00 1.35 0.25 0.10 62.31 11:40:08 1 35.59 0.00 1.39 0.10 0.10 62.83 11:40:08 2 36.22 0.00 1.28 0.11 0.10 62.28 11:40:08 3 35.28 0.00 1.41 0.09 0.10 63.13 11:50:01 all 15.82 0.00 0.59 0.03 0.07 83.48 11:50:01 0 15.98 0.00 0.53 0.01 0.07 83.40 11:50:01 1 15.90 0.00 0.59 0.04 0.07 83.40 11:50:01 2 14.76 0.00 0.63 0.08 0.07 84.46 11:50:01 3 16.66 0.00 0.61 0.01 0.07 82.65 12:00:02 all 10.91 0.00 0.55 0.10 0.06 88.38 12:00:02 0 9.92 0.00 0.47 0.01 0.05 89.54 12:00:02 1 10.96 0.00 0.59 0.26 0.06 88.13 12:00:02 2 11.19 0.00 0.50 0.04 0.06 88.21 12:00:02 3 11.57 0.00 0.64 0.07 0.07 87.65 12:10:28 all 31.59 0.00 1.00 0.19 0.08 67.13 12:10:28 0 30.90 0.00 0.99 0.21 0.09 67.81 12:10:28 1 32.05 0.00 1.04 0.28 0.08 66.55 12:10:28 2 31.65 0.00 0.95 0.09 0.09 67.23 12:10:28 3 31.76 0.00 1.05 0.19 0.09 66.91 12:20:28 all 15.02 0.00 0.64 0.05 0.06 84.22 12:20:28 0 15.01 0.00 0.68 0.03 0.06 84.22 12:20:28 1 14.52 0.00 0.62 0.09 0.06 84.70 12:20:28 2 15.42 0.00 0.64 0.01 0.07 83.87 12:20:28 3 15.13 0.00 0.63 0.08 0.06 84.10 12:30:09 all 8.42 0.00 0.43 0.03 0.05 91.07 12:30:09 0 8.14 0.00 0.36 0.01 0.05 91.45 12:30:09 1 8.58 0.00 0.50 0.02 0.06 90.83 12:30:09 2 8.32 0.00 0.41 0.07 0.06 91.15 12:30:09 3 8.65 0.00 0.44 0.01 0.05 90.86 12:40:10 all 9.89 0.00 0.47 0.02 0.05 89.57 12:40:10 0 9.78 0.00 0.44 0.02 0.05 89.71 12:40:10 1 9.57 0.00 0.55 0.02 0.06 89.81 12:40:10 2 10.12 0.00 0.45 0.02 0.05 89.36 12:40:10 3 10.07 0.00 0.45 0.03 0.05 89.40 12:50:30 all 10.25 0.00 0.45 0.08 0.06 89.15 12:50:30 0 10.29 0.00 0.43 0.03 0.06 89.19 12:50:30 1 9.82 0.00 0.43 0.10 0.06 89.58 12:50:30 2 10.53 0.00 0.53 0.03 0.06 88.85 12:50:30 3 10.37 0.00 0.43 0.16 0.06 88.98 13:00:32 all 14.86 0.00 0.67 0.05 0.07 84.36 13:00:32 0 14.32 0.00 0.56 0.10 0.06 84.97 13:00:32 1 14.56 0.00 0.77 0.04 0.07 84.56 13:00:32 2 15.52 0.00 0.71 0.02 0.06 83.68 13:00:32 3 15.03 0.00 0.63 0.03 0.07 84.25 13:10:41 all 17.64 0.00 0.78 0.03 0.07 81.48 13:10:41 0 18.05 0.00 0.74 0.03 0.07 81.11 13:10:41 1 18.07 0.00 0.86 0.01 0.07 80.98 13:10:41 2 16.76 0.00 0.70 0.05 0.08 82.41 13:10:41 3 17.67 0.00 0.81 0.04 0.07 81.42 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.36 0.00 0.82 0.10 0.07 78.65 Average: 0 20.13 0.00 0.78 0.12 0.07 78.90 Average: 1 20.35 0.00 0.86 0.11 0.07 78.60 Average: 2 20.45 0.00 0.80 0.06 0.07 78.61 Average: 3 20.51 0.00 0.83 0.09 0.07 78.50