---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-27769 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: 5599.94 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 687 12345 4 2956 14959 Swap: 1023 48 975 ---> 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:76:7d:8b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.172/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79569sec preferred_lft 79569sec inet6 fe80::f816:3eff:fe76:7d8b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:b9:da:92:e1:63 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::90b9:daff:fe92:e163/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-27769) 06/16/26 _x86_64_ (4 CPU) 08:04:41 LINUX RESTART (4 CPU) 08:10:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:15 71.74 6.53 61.87 3.34 228.85 11240.97 3883.15 08:30:15 45.06 17.27 26.17 1.62 938.07 1622.52 851.19 08:40:15 15.00 6.63 7.96 0.41 96.41 277.59 491.15 08:50:01 29.50 1.00 12.05 16.44 36.13 603.59 216875.11 09:00:15 18.15 0.48 16.93 0.74 13.07 527.30 693.13 09:10:15 6.45 0.26 5.94 0.24 7.60 204.09 91.43 09:20:01 5.92 0.17 5.56 0.20 6.90 163.77 133.94 09:30:15 5.19 0.07 4.92 0.20 1.24 158.06 991.22 09:40:15 11.84 6.44 5.23 0.17 203.47 162.95 297.36 09:50:01 9.93 0.94 8.60 0.38 27.82 582.03 326.21 Average: 21.88 3.98 15.55 2.34 156.18 1556.75 22009.77 08:10:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:15 158664 1294472 14643892 89.44 225648 1053632 15935652 91.47 926344 14860896 288 08:30:15 5525516 7140236 8801824 53.76 237208 1530488 9648160 55.38 1041704 9390100 316 08:40:15 7139056 8781496 7162872 43.75 238592 1556840 8314412 47.72 1063848 7783012 56 08:50:01 13253016 15034292 914488 5.59 244128 1684952 1806988 10.37 1128160 1613412 12056 09:00:15 11876028 13742428 2205636 13.47 247600 1766480 3695344 21.21 1138988 2982592 14904 09:10:15 9625444 11511404 4435416 27.09 248596 1785076 5317448 30.52 1142972 5205388 48 09:20:01 8266816 10175664 5770576 35.24 249220 1807364 6738356 38.68 1146900 6551940 236 09:30:15 8237148 10170520 5775588 35.27 250064 1831056 6683284 38.36 1150908 6593484 112 09:40:15 9429448 11387768 4559276 27.85 250688 1855252 5388560 30.93 1213272 5335948 172 09:50:01 9298012 11392164 4554812 27.82 254552 1981572 5221684 29.97 1234736 5442488 308 Average: 8280915 10063044 5882438 35.93 244630 1685271 6874989 39.46 1118783 6575926 2850 08:10:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:15 lo 20.06 20.06 17.76 17.76 0.00 0.00 0.00 0.00 08:20:15 ens3 1.95 1.65 1.20 0.48 0.00 0.00 0.00 0.00 08:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:15 lo 48.94 48.94 22.24 22.24 0.00 0.00 0.00 0.00 08:30:15 ens3 2.06 1.85 0.51 0.44 0.00 0.00 0.00 0.00 08:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:15 lo 19.30 19.30 8.74 8.74 0.00 0.00 0.00 0.00 08:40:15 ens3 1.28 1.22 0.18 1.22 0.00 0.00 0.00 0.00 08:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 12.04 12.04 5.61 5.61 0.00 0.00 0.00 0.00 08:50:01 ens3 0.84 0.86 0.22 0.19 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:15 lo 16.87 16.87 8.27 8.27 0.00 0.00 0.00 0.00 09:00:15 ens3 0.83 0.89 0.19 0.17 0.00 0.00 0.00 0.00 09:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:15 lo 18.46 18.46 9.22 9.22 0.00 0.00 0.00 0.00 09:10:15 ens3 0.66 0.56 0.14 0.11 0.00 0.00 0.00 0.00 09:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 lo 22.24 22.24 8.76 8.76 0.00 0.00 0.00 0.00 09:20:01 ens3 0.45 0.29 0.10 0.06 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 09:30:15 lo 20.93 20.93 10.61 10.61 0.00 0.00 0.00 0.00 09:30:15 ens3 0.65 0.63 0.15 0.12 0.00 0.00 0.00 0.00 09:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:15 lo 15.28 15.28 8.47 8.47 0.00 0.00 0.00 0.00 09:40:15 ens3 5.87 3.93 3.71 2.56 0.00 0.00 0.00 0.00 09:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 lo 23.52 23.52 11.16 11.16 0.00 0.00 0.00 0.00 09:50:01 ens3 1.31 0.94 0.41 0.31 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 21.77 21.77 11.10 11.10 0.00 0.00 0.00 0.00 Average: ens3 1.59 1.28 0.68 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-27769) 06/16/26 _x86_64_ (4 CPU) 08:04:41 LINUX RESTART (4 CPU) 08:10:14 CPU %user %nice %system %iowait %steal %idle 08:20:15 all 52.85 0.00 2.00 2.28 0.11 42.78 08:20:15 0 54.29 0.00 1.98 1.72 0.11 41.91 08:20:15 1 50.38 0.00 2.18 2.92 0.11 44.42 08:20:15 2 52.65 0.00 1.78 1.43 0.10 44.04 08:20:15 3 54.06 0.00 2.06 3.03 0.11 40.74 08:30:15 all 51.77 0.00 1.96 0.17 0.12 45.99 08:30:15 0 51.86 0.00 1.91 0.14 0.12 45.97 08:30:15 1 50.07 0.00 2.09 0.20 0.12 47.53 08:30:15 2 52.81 0.00 1.86 0.14 0.12 45.08 08:30:15 3 52.33 0.00 1.98 0.20 0.11 45.38 08:40:15 all 18.35 0.00 0.89 0.14 0.09 80.53 08:40:15 0 17.60 0.00 0.75 0.15 0.08 81.42 08:40:15 1 18.49 0.00 0.93 0.10 0.09 80.39 08:40:15 2 18.71 0.00 0.84 0.14 0.09 80.22 08:40:15 3 18.60 0.00 1.03 0.18 0.09 80.10 08:50:01 all 17.89 0.00 0.76 0.15 0.08 81.11 08:50:01 0 17.56 0.00 0.70 0.35 0.09 81.30 08:50:01 1 18.41 0.00 0.84 0.05 0.08 80.62 08:50:01 2 17.98 0.00 0.76 0.12 0.08 81.05 08:50:01 3 17.60 0.00 0.74 0.10 0.08 81.48 09:00:15 all 27.81 0.00 0.86 0.06 0.09 71.19 09:00:15 0 27.46 0.00 0.86 0.05 0.09 71.55 09:00:15 1 27.75 0.00 0.83 0.04 0.08 71.29 09:00:15 2 28.32 0.00 0.95 0.05 0.09 70.58 09:00:15 3 27.71 0.00 0.79 0.08 0.08 71.33 09:10:15 all 11.46 0.00 0.53 0.03 0.07 87.91 09:10:15 0 11.14 0.00 0.48 0.05 0.07 88.26 09:10:15 1 11.83 0.00 0.59 0.02 0.07 87.48 09:10:15 2 11.32 0.00 0.61 0.02 0.07 87.98 09:10:15 3 11.56 0.00 0.45 0.02 0.07 87.90 09:20:01 all 9.47 0.00 0.36 0.02 0.07 90.08 09:20:01 0 9.60 0.00 0.34 0.05 0.07 89.94 09:20:01 1 9.66 0.00 0.34 0.02 0.08 89.90 09:20:01 2 9.23 0.00 0.44 0.02 0.07 90.22 09:20:01 3 9.38 0.00 0.30 0.01 0.07 90.24 09:30:15 all 10.96 0.00 0.40 0.03 0.08 88.53 09:30:15 0 10.91 0.00 0.33 0.02 0.07 88.67 09:30:15 1 11.01 0.00 0.48 0.02 0.08 88.41 09:30:15 2 10.96 0.00 0.40 0.00 0.08 88.55 09:30:15 3 10.97 0.00 0.37 0.07 0.08 88.51 09:40:15 all 8.24 0.00 0.42 0.10 0.07 91.17 09:40:15 0 7.91 0.00 0.39 0.11 0.07 91.53 09:40:15 1 8.07 0.00 0.42 0.06 0.07 91.38 09:40:15 2 8.51 0.00 0.44 0.12 0.07 90.86 09:40:15 3 8.48 0.00 0.43 0.12 0.06 90.91 09:50:01 all 15.38 0.00 0.60 0.04 0.07 83.91 09:50:01 0 14.68 0.00 0.66 0.02 0.07 84.56 09:50:01 1 16.37 0.00 0.65 0.05 0.07 82.86 09:50:01 2 15.25 0.00 0.59 0.08 0.07 84.01 09:50:01 3 15.22 0.00 0.49 0.03 0.06 84.19 Average: all 22.46 0.00 0.88 0.30 0.08 76.28 Average: 0 22.35 0.00 0.84 0.27 0.08 76.46 Average: 1 22.23 0.00 0.93 0.35 0.09 76.40 Average: 2 22.62 0.00 0.87 0.21 0.09 76.21 Average: 3 22.63 0.00 0.87 0.38 0.08 76.04