---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-2887 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 17G 61G 22% / 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 724 6659 4 8604 14921 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:7d:f2:a3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.187/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79259sec preferred_lft 79259sec inet6 fe80::f816:3eff:fe7d:f2a3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:86:af:56:3f:09 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::fc86:afff:fe56:3f09/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-2887) 09/07/26 _x86_64_ (4 CPU) 08:55:24 LINUX RESTART (4 CPU) 09:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:10:11 56.60 1.94 52.14 2.52 126.62 24989.87 18194.83 09:20:08 7.82 0.35 7.18 0.29 21.45 201.10 765.22 09:30:01 7.99 0.01 7.53 0.46 0.42 301.57 653.55 09:40:11 24.62 0.75 22.60 1.27 9.72 1854.57 1201.00 09:50:07 28.09 0.05 26.70 1.34 4.25 1742.90 2389.49 10:00:01 8.78 0.00 8.43 0.35 0.01 242.33 838.96 10:10:11 5.70 0.00 5.40 0.30 0.01 223.87 306.25 10:20:11 4.61 0.00 4.41 0.20 0.00 150.11 283.40 10:30:01 20.30 0.03 4.59 15.68 0.85 162.57 215091.87 10:40:11 9.09 0.00 8.69 0.40 0.01 577.23 508.22 10:50:11 17.31 11.92 5.15 0.24 136.59 196.43 304.84 Average: 17.40 1.37 13.96 2.07 27.41 2819.83 21543.24 09:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:10:11 339984 9038248 6886568 42.06 235636 8288408 7736112 44.41 1941528 13351604 80 09:20:08 3574052 12235336 3691956 22.55 236524 8251324 5387364 30.92 1992804 10084972 4628 09:30:01 1030564 9709792 6215460 37.96 238596 8267116 7020204 40.30 1998336 12612668 752 09:40:11 165644 7492132 8432160 51.50 251148 6913884 9270168 53.21 2126896 13352340 984 09:50:07 1224136 8864564 7059676 43.12 261648 7208680 7768648 44.59 2236672 12171252 320 10:00:01 6981464 14660680 1267668 7.74 262560 7246476 2082804 11.96 2240764 6436592 16692 10:10:11 2281572 9984972 5940668 36.28 263348 7269856 6748128 38.73 2243056 11121340 148 10:20:11 2467556 10194608 5731148 35.00 264008 7292764 6643688 38.13 2246608 10934616 88 10:30:01 3602532 11360388 4566240 27.89 265236 7322356 5424072 31.13 2254172 9782384 500 10:40:11 3275696 11167412 4758572 29.06 268744 7446404 5369612 30.82 2267292 10077128 228 10:50:11 2489600 10468908 5455908 33.32 272308 7516212 6077612 34.89 2317724 10798872 88 Average: 2493891 10470640 5455093 33.32 256341 7547589 6320765 36.28 2169623 10974888 2228 09:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:10:11 lo 9.22 9.22 7.31 7.31 0.00 0.00 0.00 0.00 09:10:11 ens3 84.61 56.78 976.69 5.09 0.00 0.00 0.00 0.00 09:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:08 lo 8.22 8.22 4.49 4.49 0.00 0.00 0.00 0.00 09:20:08 ens3 0.57 0.43 0.14 0.10 0.00 0.00 0.00 0.00 09:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 13.35 13.35 8.17 8.17 0.00 0.00 0.00 0.00 09:30:01 ens3 1.25 0.93 0.29 1.34 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:11 lo 14.76 14.76 12.88 12.88 0.00 0.00 0.00 0.00 09:40:11 ens3 1.32 1.19 0.37 0.32 0.00 0.00 0.00 0.00 09:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:07 lo 29.95 29.95 15.06 15.06 0.00 0.00 0.00 0.00 09:50:07 ens3 1.60 1.69 0.40 0.36 0.00 0.00 0.00 0.00 09:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 lo 20.33 20.33 9.79 9.79 0.00 0.00 0.00 0.00 10:00:01 ens3 0.96 0.89 0.24 0.21 0.00 0.00 0.00 0.00 10:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:11 lo 28.96 28.96 11.50 11.50 0.00 0.00 0.00 0.00 10:10:11 ens3 0.70 0.57 0.17 0.14 0.00 0.00 0.00 0.00 10:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:11 lo 13.28 13.28 7.12 7.12 0.00 0.00 0.00 0.00 10:20:11 ens3 0.90 0.64 0.25 0.19 0.00 0.00 0.00 0.00 10:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 lo 17.44 17.44 9.96 9.96 0.00 0.00 0.00 0.00 10:30:01 ens3 0.86 0.60 0.23 0.18 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:11 lo 18.36 18.36 8.86 8.86 0.00 0.00 0.00 0.00 10:40:11 ens3 1.10 0.88 0.29 0.24 0.00 0.00 0.00 0.00 10:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:11 lo 27.73 27.73 10.62 10.62 0.00 0.00 0.00 0.00 10:50:11 ens3 0.78 0.54 0.23 0.18 0.00 0.00 0.00 0.00 10:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.33 18.33 9.62 9.62 0.00 0.00 0.00 0.00 Average: ens3 8.71 6.00 90.32 0.76 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-2887) 09/07/26 _x86_64_ (4 CPU) 08:55:24 LINUX RESTART (4 CPU) 09:00:01 CPU %user %nice %system %iowait %steal %idle 09:10:11 all 31.84 0.00 1.64 0.35 0.04 66.13 09:10:11 0 29.27 0.00 1.72 0.25 0.04 68.73 09:10:11 1 31.28 0.00 1.65 0.23 0.04 66.80 09:10:11 2 33.78 0.00 1.57 0.17 0.04 64.44 09:10:11 3 33.05 0.00 1.62 0.73 0.04 64.55 09:20:08 all 12.90 0.00 0.71 0.04 0.05 86.30 09:20:08 0 12.54 0.00 0.72 0.03 0.04 86.67 09:20:08 1 12.12 0.00 0.70 0.02 0.05 87.11 09:20:08 2 13.85 0.00 0.75 0.02 0.05 85.33 09:20:08 3 13.09 0.00 0.68 0.08 0.05 86.10 09:30:01 all 20.36 0.00 0.92 0.04 0.06 78.61 09:30:01 0 20.54 0.00 0.95 0.02 0.06 78.44 09:30:01 1 20.08 0.00 0.92 0.02 0.06 78.92 09:30:01 2 20.99 0.00 0.82 0.07 0.06 78.06 09:30:01 3 19.84 0.00 1.00 0.05 0.06 79.03 09:40:11 all 33.42 0.00 1.33 0.08 0.05 65.12 09:40:11 0 33.59 0.00 1.37 0.16 0.05 64.83 09:40:11 1 33.16 0.00 1.33 0.05 0.05 65.41 09:40:11 2 34.18 0.00 1.36 0.08 0.06 64.33 09:40:11 3 32.75 0.00 1.24 0.03 0.05 65.93 09:50:07 all 39.91 0.00 1.58 0.10 0.05 58.36 09:50:07 0 40.20 0.00 1.57 0.16 0.05 58.02 09:50:07 1 40.69 0.00 1.73 0.07 0.05 57.46 09:50:07 2 39.36 0.00 1.49 0.03 0.05 59.07 09:50:07 3 39.41 0.00 1.54 0.13 0.05 58.88 10:00:01 all 13.47 0.00 0.68 0.03 0.03 85.79 10:00:01 0 13.74 0.00 0.72 0.02 0.03 85.49 10:00:01 1 13.15 0.00 0.66 0.02 0.04 86.14 10:00:01 2 13.25 0.00 0.73 0.05 0.03 85.93 10:00:01 3 13.72 0.00 0.61 0.04 0.03 85.60 10:10:11 all 14.20 0.00 0.69 0.03 0.03 85.05 10:10:11 0 14.52 0.00 0.74 0.02 0.03 84.69 10:10:11 1 13.90 0.00 0.67 0.03 0.03 85.37 10:10:11 2 13.96 0.00 0.63 0.05 0.03 85.32 10:10:11 3 14.42 0.00 0.73 0.01 0.03 84.81 10:20:11 all 8.71 0.00 0.49 0.02 0.02 90.76 10:20:11 0 8.33 0.00 0.54 0.01 0.02 91.10 10:20:11 1 8.30 0.00 0.51 0.03 0.02 91.13 10:20:11 2 9.03 0.00 0.47 0.04 0.02 90.45 10:20:11 3 9.18 0.00 0.42 0.01 0.02 90.36 10:30:01 all 8.49 0.00 0.64 0.05 0.02 90.80 10:30:01 0 8.40 0.00 0.72 0.03 0.02 90.84 10:30:01 1 8.83 0.00 0.64 0.04 0.02 90.48 10:30:01 2 8.23 0.00 0.58 0.12 0.02 91.06 10:30:01 3 8.51 0.00 0.63 0.01 0.02 90.83 10:40:11 all 14.13 0.00 0.57 0.04 0.02 85.23 10:40:11 0 13.59 0.00 0.62 0.04 0.02 85.73 10:40:11 1 14.87 0.00 0.52 0.05 0.02 84.54 10:40:11 2 13.81 0.00 0.57 0.02 0.02 85.59 10:40:11 3 14.27 0.00 0.58 0.06 0.02 85.07 10:50:11 all 9.78 0.07 0.52 0.11 0.03 89.48 10:50:11 0 9.31 0.00 0.58 0.06 0.03 90.01 10:50:11 1 9.34 0.00 0.51 0.03 0.03 90.10 10:50:11 2 10.07 0.26 0.55 0.33 0.03 88.76 10:50:11 3 10.41 0.03 0.44 0.04 0.03 89.05 Average: CPU %user %nice %system %iowait %steal %idle Average: all 18.87 0.01 0.89 0.08 0.04 80.12 Average: 0 18.58 0.00 0.93 0.07 0.03 80.38 Average: 1 18.73 0.00 0.90 0.05 0.04 80.28 Average: 2 19.17 0.02 0.87 0.09 0.04 79.81 Average: 3 18.99 0.00 0.86 0.11 0.04 79.99