---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-58135 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 681 11724 3 3583 14960 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:39:b3:3a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.40/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79378sec preferred_lft 79378sec inet6 fe80::f816:3eff:fe39:b33a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:52:6c:cc:e4:b3 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::b452:6cff:fecc:e4b3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-58135) 03/31/26 _x86_64_ (4 CPU) 11:04:23 LINUX RESTART (4 CPU) 11:10:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:08 99.19 22.68 72.88 3.64 349.24 24411.83 10404.62 11:30:09 29.29 10.73 17.50 1.06 201.83 448.77 838.42 11:40:09 5.45 0.23 4.99 0.23 13.34 186.94 130.67 11:50:09 23.15 0.10 7.49 15.56 2.31 223.57 209528.87 12:00:24 17.70 0.10 16.86 0.74 3.16 763.39 935.47 12:10:24 12.12 0.02 11.61 0.49 0.96 374.45 726.97 12:20:24 5.01 0.01 4.83 0.17 0.37 137.20 63.04 12:30:24 4.90 0.01 4.70 0.18 1.69 150.13 72.57 12:40:24 6.04 0.01 5.86 0.17 0.36 164.35 62.76 12:50:24 11.88 0.42 10.95 0.50 13.19 693.05 359.77 13:00:24 5.34 0.05 5.11 0.18 1.40 179.61 82.28 Average: 20.00 3.12 14.80 2.08 53.34 2516.10 20242.72 11:10:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:08 1106396 4832868 11097436 67.78 270976 3413448 12222124 70.15 2078784 12572760 2212 11:30:09 4872768 7195772 8736712 53.36 268076 2120296 9545348 54.79 1833800 9173712 312 11:40:09 8433124 10774552 5160392 31.52 268876 2137756 7010344 40.24 1845488 5596452 292 11:50:09 7403484 9767420 6169304 37.68 270212 2158920 7028020 40.34 1855304 6637828 140 12:00:24 10430888 12937076 3001368 18.33 275488 2295808 3805016 21.84 1894832 3583792 40 12:10:24 8924532 11484812 4452928 27.20 276864 2348540 5249300 30.13 1898244 5080464 44 12:20:24 8911456 11490176 4447432 27.16 277444 2366400 5262456 30.21 1899424 5090880 436 12:30:24 7310744 9911412 6025344 36.80 278040 2387752 6806060 39.07 1901804 6681328 128 12:40:24 7263972 9887060 6049712 36.95 278612 2409604 6820996 39.15 1905152 6725448 68 12:50:24 8593064 11370152 4567568 27.90 283376 2558384 5257004 30.18 1923824 5386372 84 13:00:24 7840132 10646396 5290700 32.31 283856 2587076 5954460 34.18 1934620 6106844 264 Average: 7371869 10027063 5908991 36.09 275620 2434908 6814648 39.12 1906480 6603262 365 11:10:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:08 lo 17.25 17.25 15.34 15.34 0.00 0.00 0.00 0.00 11:20:08 ens3 40.41 30.86 645.27 3.34 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 11:30:09 lo 39.18 39.18 16.94 16.94 0.00 0.00 0.00 0.00 11:30:09 ens3 1.52 1.43 0.30 0.26 0.00 0.00 0.00 0.00 11:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:09 lo 20.68 20.68 7.86 7.86 0.00 0.00 0.00 0.00 11:40:09 ens3 1.08 0.48 0.22 0.13 0.00 0.00 0.00 0.00 11:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:09 lo 9.80 9.80 6.10 6.10 0.00 0.00 0.00 0.00 11:50:09 ens3 0.71 0.36 0.15 0.10 0.00 0.00 0.00 0.00 11:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:24 lo 11.88 11.88 5.53 5.53 0.00 0.00 0.00 0.00 12:00:24 ens3 1.29 1.25 0.33 1.35 0.00 0.00 0.00 0.00 12:00:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:24 lo 16.61 16.61 9.00 9.00 0.00 0.00 0.00 0.00 12:10:24 ens3 1.30 0.71 0.28 0.20 0.00 0.00 0.00 0.00 12:10:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:24 lo 21.10 21.10 8.69 8.69 0.00 0.00 0.00 0.00 12:20:24 ens3 0.88 0.55 0.20 0.15 0.00 0.00 0.00 0.00 12:20:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:24 lo 26.28 26.28 11.20 11.20 0.00 0.00 0.00 0.00 12:30:24 ens3 0.77 0.48 0.18 0.13 0.00 0.00 0.00 0.00 12:30:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:24 lo 17.32 17.32 10.40 10.40 0.00 0.00 0.00 0.00 12:40:24 ens3 1.54 0.66 0.35 0.21 0.00 0.00 0.00 0.00 12:40:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:24 lo 18.77 18.77 10.26 10.26 0.00 0.00 0.00 0.00 12:50:24 ens3 1.10 0.85 0.27 0.22 0.00 0.00 0.00 0.00 12:50:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:24 lo 33.09 33.09 12.82 12.82 0.00 0.00 0.00 0.00 13:00:24 ens3 0.88 0.66 0.22 0.17 0.00 0.00 0.00 0.00 13:00:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.07 21.07 10.37 10.37 0.00 0.00 0.00 0.00 Average: ens3 4.67 3.48 58.73 0.57 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-58135) 03/31/26 _x86_64_ (4 CPU) 11:04:23 LINUX RESTART (4 CPU) 11:10:08 CPU %user %nice %system %iowait %steal %idle 11:20:08 all 56.94 0.00 2.46 0.43 0.11 40.06 11:20:08 0 56.48 0.00 2.42 0.35 0.11 40.64 11:20:08 1 54.70 0.00 2.50 0.26 0.11 42.43 11:20:08 2 60.76 0.00 2.40 0.62 0.12 36.10 11:20:08 3 55.82 0.00 2.53 0.49 0.12 41.05 11:30:09 all 38.01 0.00 1.71 0.07 0.11 60.10 11:30:09 0 37.46 0.00 1.76 0.08 0.11 60.59 11:30:09 1 38.61 0.00 1.61 0.06 0.11 59.60 11:30:09 2 38.19 0.00 1.66 0.05 0.12 59.98 11:30:09 3 37.79 0.00 1.80 0.08 0.11 60.22 11:40:09 all 10.38 0.00 0.61 0.02 0.09 88.90 11:40:09 0 9.97 0.00 0.52 0.01 0.08 89.42 11:40:09 1 10.39 0.00 0.65 0.02 0.10 88.84 11:40:09 2 10.68 0.00 0.74 0.00 0.09 88.49 11:40:09 3 10.48 0.00 0.54 0.06 0.09 88.83 11:50:09 all 16.36 0.00 0.69 0.05 0.07 82.83 11:50:09 0 16.02 0.00 0.58 0.08 0.06 83.25 11:50:09 1 16.26 0.00 0.61 0.02 0.08 83.03 11:50:09 2 16.81 0.00 0.86 0.02 0.08 82.23 11:50:09 3 16.35 0.00 0.69 0.08 0.07 82.81 12:00:24 all 26.01 0.00 0.90 0.05 0.08 72.97 12:00:24 0 26.53 0.00 0.92 0.08 0.07 72.40 12:00:24 1 24.69 0.00 0.94 0.02 0.08 74.27 12:00:24 2 26.04 0.00 0.81 0.03 0.08 73.04 12:00:24 3 26.78 0.00 0.92 0.06 0.08 72.16 12:10:24 all 22.05 0.00 0.81 0.08 0.08 76.98 12:10:24 0 22.42 0.00 0.67 0.17 0.07 76.67 12:10:24 1 21.97 0.00 0.92 0.07 0.08 76.96 12:10:24 2 22.17 0.00 0.83 0.03 0.08 76.89 12:10:24 3 21.63 0.00 0.81 0.05 0.08 77.42 12:20:24 all 9.00 0.00 0.50 0.02 0.06 90.42 12:20:24 0 8.73 0.00 0.47 0.01 0.06 90.74 12:20:24 1 9.14 0.00 0.44 0.01 0.06 90.34 12:20:24 2 9.31 0.00 0.63 0.02 0.06 89.98 12:20:24 3 8.84 0.00 0.46 0.03 0.06 90.62 12:30:24 all 11.28 0.00 0.57 0.02 0.06 88.07 12:30:24 0 10.64 0.00 0.59 0.03 0.06 88.68 12:30:24 1 11.74 0.00 0.53 0.01 0.06 87.67 12:30:24 2 11.46 0.00 0.55 0.01 0.06 87.92 12:30:24 3 11.30 0.00 0.61 0.03 0.05 88.02 12:40:24 all 10.52 0.00 0.54 0.02 0.07 88.85 12:40:24 0 10.29 0.00 0.48 0.01 0.05 89.17 12:40:24 1 10.20 0.00 0.52 0.03 0.07 89.18 12:40:24 2 10.65 0.00 0.67 0.04 0.07 88.57 12:40:24 3 10.95 0.00 0.50 0.01 0.07 88.46 12:50:24 all 21.00 0.00 0.85 0.09 0.08 77.98 12:50:24 0 20.42 0.00 0.93 0.05 0.07 78.54 12:50:24 1 21.44 0.00 0.78 0.09 0.08 77.61 12:50:24 2 20.16 0.00 0.83 0.20 0.08 78.73 12:50:24 3 21.96 0.00 0.87 0.03 0.08 77.06 13:00:24 all 11.35 0.00 0.53 0.02 0.06 88.04 13:00:24 0 11.23 0.00 0.46 0.01 0.06 88.25 13:00:24 1 11.64 0.00 0.53 0.03 0.06 87.74 13:00:24 2 11.17 0.00 0.61 0.03 0.07 88.12 13:00:24 3 11.36 0.00 0.53 0.02 0.06 88.04 Average: CPU %user %nice %system %iowait %steal %idle Average: all 21.18 0.00 0.92 0.08 0.08 77.74 Average: 0 20.94 0.00 0.89 0.08 0.07 78.02 Average: 1 20.99 0.00 0.91 0.05 0.08 77.96 Average: 2 21.58 0.00 0.96 0.10 0.08 77.28 Average: 3 21.22 0.00 0.93 0.09 0.08 77.69