---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-63093 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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: 5600.00 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 743 6943 4 8302 14901 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:10:cf:3e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.174/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79786sec preferred_lft 79786sec inet6 fe80::f816:3eff:fe10:cf3e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:e3:1b:a9:c2:17 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::3ce3:1bff:fea9:c217/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-4c-16g-63093) 10/09/26 _x86_64_ (4 CPU) 09:17:54 LINUX RESTART (4 CPU) 09:20:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:00 91.38 8.68 78.50 4.20 820.27 30662.35 7302.27 09:40:00 8.26 0.38 7.49 0.39 24.18 227.61 991.11 09:50:03 9.42 0.01 9.01 0.41 0.46 282.68 1082.80 10:00:00 21.25 0.78 19.39 1.09 9.46 1793.06 819.79 10:10:02 31.88 0.33 29.88 1.67 3.51 1781.69 722.14 10:20:03 4.91 0.01 4.73 0.18 0.12 141.95 63.48 10:30:01 4.92 0.00 4.72 0.20 0.00 143.87 67.82 10:40:03 22.27 0.05 6.93 15.29 0.98 254.70 214127.20 10:50:03 5.90 0.00 5.71 0.18 0.00 178.04 94.59 11:00:01 9.67 0.00 9.14 0.53 0.03 588.74 114.90 Average: 20.95 1.02 17.51 2.42 85.43 3587.60 22641.84 09:20:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:00 164500 7746240 8180068 49.96 234892 7189516 9383684 53.86 1936704 13551808 656 09:40:00 2648256 10178268 5749060 35.11 236260 7136968 7055424 40.50 1991812 11010064 296 09:50:03 2096520 9644060 6282456 38.37 238068 7152732 7024652 40.32 1998052 11557868 480 10:00:00 4604036 12549688 3376096 20.62 251228 7522528 4610692 26.47 2126976 8914952 1856 10:10:02 2310432 9719128 6206668 37.91 263368 6982220 6964940 39.98 2252816 11087864 496 10:20:03 3775048 11203228 4724016 28.85 264096 7000936 5465484 31.37 2255288 9626380 452 10:30:01 3924980 11373192 4554072 27.81 264692 7020324 5281072 30.31 2256700 9465732 260 10:40:03 3837888 11332228 4595416 28.07 265716 7065180 5890212 33.81 2266916 9550044 552 10:50:03 5056784 12576704 3351596 20.47 266504 7089896 4516504 25.92 2269396 8336664 364 11:00:01 3603648 11256888 4670004 28.52 270520 7212796 5316212 30.52 2283400 9760992 412 Average: 3202209 10757962 5168945 31.57 255534 7137310 6150888 35.31 2163806 10286237 582 09:20:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:00 lo 7.41 7.41 5.97 5.97 0.00 0.00 0.00 0.00 09:30:00 ens3 174.65 130.51 1822.97 12.40 0.00 0.00 0.00 0.00 09:30:00 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 09:40:00 lo 14.10 14.10 7.42 7.42 0.00 0.00 0.00 0.00 09:40:00 ens3 0.64 0.46 0.14 0.10 0.00 0.00 0.00 0.00 09:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:03 lo 11.70 11.70 7.52 7.52 0.00 0.00 0.00 0.00 09:50:03 ens3 0.88 0.79 0.15 1.00 0.00 0.00 0.00 0.00 09:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:00 lo 9.99 9.99 8.73 8.73 0.00 0.00 0.00 0.00 10:00:00 ens3 1.13 0.92 0.36 0.29 0.00 0.00 0.00 0.00 10:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:02 lo 30.60 30.60 17.87 17.87 0.00 0.00 0.00 0.00 10:10:02 ens3 1.78 1.58 0.45 0.39 0.00 0.00 0.00 0.00 10:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:03 lo 21.96 21.96 10.02 10.02 0.00 0.00 0.00 0.00 10:20:03 ens3 0.76 0.63 0.16 0.13 0.00 0.00 0.00 0.00 10:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 lo 24.74 24.74 8.37 8.37 0.00 0.00 0.00 0.00 10:30:01 ens3 0.47 0.37 0.09 0.07 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 10:40:03 lo 16.89 16.89 8.51 8.51 0.00 0.00 0.00 0.00 10:40:03 ens3 7.51 4.27 4.66 3.12 0.00 0.00 0.00 0.00 10:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:03 lo 17.80 17.80 10.47 10.47 0.00 0.00 0.00 0.00 10:50:03 ens3 0.99 0.57 0.18 0.12 0.00 0.00 0.00 0.00 10:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 19.42 19.42 10.21 10.21 0.00 0.00 0.00 0.00 11:00:01 ens3 1.20 0.88 0.27 0.21 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 17.47 17.47 9.51 9.51 0.00 0.00 0.00 0.00 Average: ens3 18.90 14.03 181.90 1.78 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 5.15.0-198-generic (prd-ubuntu2204-docker-4c-16g-63093) 10/09/26 _x86_64_ (4 CPU) 09:17:54 LINUX RESTART (4 CPU) 09:20:03 CPU %user %nice %system %iowait %steal %idle 09:30:00 all 43.29 0.00 2.58 0.52 0.02 53.59 09:30:00 0 45.23 0.00 2.52 0.57 0.02 51.66 09:30:00 1 43.99 0.00 2.60 0.45 0.02 52.95 09:30:00 2 44.81 0.00 2.64 0.56 0.02 51.98 09:30:00 3 39.12 0.00 2.58 0.50 0.02 57.78 09:40:00 all 16.61 0.00 0.84 0.05 0.01 82.49 09:40:00 0 16.78 0.00 0.90 0.10 0.01 82.21 09:40:00 1 16.43 0.00 0.84 0.02 0.01 82.70 09:40:00 2 16.52 0.00 0.92 0.03 0.01 82.52 09:40:00 3 16.69 0.00 0.71 0.05 0.01 82.54 09:50:03 all 17.09 0.00 0.82 0.04 0.01 82.04 09:50:03 0 16.75 0.00 0.97 0.03 0.01 82.24 09:50:03 1 16.57 0.00 0.84 0.03 0.01 82.55 09:50:03 2 17.98 0.00 0.76 0.01 0.01 81.23 09:50:03 3 17.05 0.00 0.70 0.09 0.01 82.15 10:00:00 all 25.42 0.00 1.12 0.18 0.02 73.27 10:00:00 0 25.12 0.00 1.24 0.09 0.02 73.53 10:00:00 1 24.67 0.00 1.08 0.09 0.01 74.15 10:00:00 2 25.96 0.00 1.07 0.09 0.02 72.87 10:00:00 3 25.92 0.00 1.09 0.45 0.02 72.52 10:10:02 all 48.15 0.00 1.77 0.11 0.02 49.94 10:10:02 0 48.34 0.00 1.84 0.16 0.02 49.64 10:10:02 1 47.70 0.00 1.71 0.05 0.03 50.52 10:10:02 2 48.40 0.00 1.88 0.08 0.02 49.61 10:10:02 3 48.16 0.00 1.66 0.15 0.03 50.00 10:20:03 all 9.38 0.00 0.63 0.02 0.01 89.96 10:20:03 0 9.52 0.00 0.75 0.04 0.01 89.68 10:20:03 1 9.56 0.00 0.60 0.01 0.01 89.82 10:20:03 2 9.25 0.00 0.64 0.00 0.01 90.09 10:20:03 3 9.19 0.00 0.53 0.03 0.01 90.25 10:30:01 all 8.43 0.00 0.57 0.03 0.01 90.97 10:30:01 0 8.52 0.00 0.64 0.01 0.01 90.82 10:30:01 1 8.18 0.00 0.58 0.07 0.01 91.16 10:30:01 2 8.92 0.00 0.56 0.01 0.01 90.50 10:30:01 3 8.09 0.00 0.49 0.02 0.01 91.39 10:40:03 all 15.51 0.00 0.78 0.05 0.01 83.65 10:40:03 0 15.14 0.00 0.85 0.08 0.01 83.92 10:40:03 1 15.80 0.00 0.84 0.05 0.01 83.31 10:40:03 2 15.83 0.00 0.73 0.03 0.01 83.40 10:40:03 3 15.26 0.00 0.70 0.06 0.01 83.97 10:50:03 all 9.65 0.00 0.63 0.03 0.01 89.68 10:50:03 0 9.30 0.00 0.70 0.04 0.01 89.94 10:50:03 1 9.80 0.00 0.63 0.01 0.01 89.54 10:50:03 2 10.02 0.00 0.56 0.03 0.01 89.38 10:50:03 3 9.50 0.00 0.62 0.02 0.01 89.84 11:00:01 all 16.79 0.00 0.81 0.04 0.01 82.34 11:00:01 0 16.34 0.00 0.97 0.01 0.01 82.67 11:00:01 1 17.50 0.00 0.92 0.10 0.01 81.47 11:00:01 2 16.45 0.00 0.64 0.02 0.01 82.88 11:00:01 3 16.87 0.00 0.72 0.04 0.01 82.36 Average: all 21.02 0.00 1.05 0.11 0.01 77.81 Average: 0 21.09 0.00 1.14 0.11 0.01 77.65 Average: 1 21.00 0.00 1.06 0.09 0.01 77.83 Average: 2 21.40 0.00 1.04 0.09 0.01 77.46 Average: 3 20.57 0.00 0.98 0.14 0.01 78.30