---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-61631 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 11G 145G 7% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 705 26498 4 4888 30918 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:46:b0:97 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.124/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82648sec preferred_lft 82648sec inet6 fe80::f816:3eff:fe46:b097/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:c6:4b:3f:01:b0 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 ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-61631) 10/03/26 _x86_64_ (8 CPU) 13:58:23 LINUX RESTART (8 CPU) 14:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:18 1.49 0.03 1.45 0.01 1.19 18.03 215.86 14:20:18 1.32 0.01 1.31 0.00 0.15 15.24 0.00 14:30:01 1.20 0.00 1.20 0.00 0.00 13.91 0.00 14:40:08 1.27 0.00 1.27 0.00 0.00 14.70 0.00 14:50:03 1.64 0.40 1.24 0.00 16.51 45.49 0.00 15:00:01 57.54 4.61 50.22 2.71 280.09 10315.52 8595.96 Average: 10.71 0.84 9.42 0.45 49.46 1730.34 1463.98 14:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:18 30210568 31891172 494760 1.51 59960 1959376 1536020 4.53 191856 2178236 140 14:20:18 30206960 31888152 497792 1.51 60456 1959424 1536156 4.53 192396 2181672 4 14:30:01 30205632 31887248 498700 1.52 60848 1959432 1536156 4.53 192776 2183288 8 14:40:08 30201620 31883864 501828 1.53 61304 1959572 1536524 4.53 193252 2186376 24 14:50:03 29997164 31694352 691336 2.10 61756 1973864 1559648 4.60 196788 2402544 248 15:00:01 27180912 31703328 605332 1.84 148084 4597972 1190184 3.51 903892 4296456 11804 Average: 29667143 31824686 548291 1.67 75401 2401607 1482448 4.37 311827 2571429 2038 14:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:18 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:10:18 ens3 0.65 0.24 0.24 0.15 0.00 0.00 0.00 0.00 14:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:18 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:20:18 ens3 0.59 0.19 0.20 0.13 0.00 0.00 0.00 0.00 14:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:30:01 ens3 0.32 0.12 0.08 0.05 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:08 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:40:08 ens3 0.61 0.22 0.19 0.12 0.00 0.00 0.00 0.00 14:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:03 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 14:50:03 ens3 12.47 6.61 20.63 4.11 0.00 0.00 0.00 0.00 14:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:01 lo 750.74 750.74 719.77 719.77 0.00 0.00 0.00 0.00 15:00:01 ens3 186.74 148.13 1447.85 69.17 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 124.71 124.71 119.49 119.49 0.00 0.00 0.00 0.00 Average: ens3 33.43 25.81 243.89 12.24 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-8c-8g-61631) 10/03/26 _x86_64_ (8 CPU) 13:58:23 LINUX RESTART (8 CPU) 14:00:01 CPU %user %nice %system %iowait %steal %idle 14:10:18 all 0.07 0.00 0.02 0.01 0.00 99.90 14:10:18 0 0.07 0.00 0.01 0.00 0.00 99.92 14:10:18 1 0.02 0.00 0.01 0.00 0.00 99.97 14:10:18 2 0.02 0.00 0.02 0.05 0.00 99.91 14:10:18 3 0.01 0.00 0.00 0.00 0.00 99.99 14:10:18 4 0.03 0.00 0.02 0.00 0.00 99.95 14:10:18 5 0.02 0.00 0.01 0.00 0.00 99.97 14:10:18 6 0.03 0.00 0.01 0.00 0.00 99.95 14:10:18 7 0.40 0.00 0.04 0.01 0.00 99.55 14:20:18 all 0.13 0.00 0.01 0.01 0.00 99.85 14:20:18 0 0.02 0.00 0.01 0.00 0.00 99.97 14:20:18 1 0.01 0.00 0.01 0.00 0.00 99.98 14:20:18 2 0.01 0.00 0.01 0.04 0.00 99.95 14:20:18 3 0.01 0.00 0.01 0.01 0.00 99.97 14:20:18 4 0.01 0.00 0.01 0.00 0.00 99.98 14:20:18 5 0.02 0.00 0.02 0.00 0.00 99.96 14:20:18 6 0.91 0.00 0.02 0.00 0.00 99.07 14:20:18 7 0.02 0.00 0.04 0.01 0.00 99.93 14:30:01 all 0.01 0.00 0.01 0.01 0.00 99.97 14:30:01 0 0.00 0.00 0.00 0.00 0.00 99.99 14:30:01 1 0.02 0.00 0.02 0.00 0.00 99.96 14:30:01 2 0.00 0.00 0.01 0.03 0.00 99.97 14:30:01 3 0.01 0.00 0.01 0.01 0.00 99.96 14:30:01 4 0.00 0.00 0.01 0.00 0.00 99.99 14:30:01 5 0.01 0.00 0.01 0.01 0.00 99.97 14:30:01 6 0.02 0.00 0.02 0.00 0.00 99.96 14:30:01 7 0.03 0.00 0.03 0.00 0.00 99.94 14:40:08 all 0.06 0.00 0.01 0.01 0.00 99.92 14:40:08 0 0.01 0.00 0.00 0.00 0.00 99.99 14:40:08 1 0.01 0.00 0.02 0.00 0.00 99.96 14:40:08 2 0.36 0.00 0.01 0.02 0.00 99.61 14:40:08 3 0.01 0.00 0.01 0.01 0.00 99.97 14:40:08 4 0.03 0.00 0.04 0.00 0.00 99.92 14:40:08 5 0.01 0.00 0.01 0.00 0.00 99.97 14:40:08 6 0.01 0.00 0.01 0.00 0.00 99.98 14:40:08 7 0.01 0.00 0.02 0.01 0.00 99.96 14:50:03 all 0.28 0.00 0.03 0.01 0.00 99.69 14:50:03 0 0.10 0.00 0.03 0.01 0.00 99.86 14:50:03 1 0.27 0.00 0.03 0.00 0.00 99.70 14:50:03 2 0.45 0.00 0.04 0.01 0.00 99.50 14:50:03 3 0.96 0.00 0.02 0.00 0.00 99.02 14:50:03 4 0.08 0.00 0.04 0.01 0.00 99.87 14:50:03 5 0.06 0.00 0.03 0.02 0.00 99.88 14:50:03 6 0.10 0.00 0.02 0.01 0.00 99.88 14:50:03 7 0.19 0.00 0.02 0.01 0.00 99.79 15:00:01 all 22.91 0.00 1.33 0.27 0.01 75.49 15:00:01 0 24.50 0.00 1.43 0.40 0.01 73.66 15:00:01 1 23.77 0.00 1.69 0.18 0.01 74.34 15:00:01 2 23.25 0.00 1.25 0.07 0.01 75.42 15:00:01 3 20.68 0.00 1.23 0.27 0.01 77.82 15:00:01 4 21.03 0.00 1.14 0.09 0.01 77.72 15:00:01 5 21.55 0.00 1.21 0.64 0.01 76.59 15:00:01 6 24.93 0.00 1.35 0.12 0.01 73.60 15:00:01 7 23.57 0.00 1.30 0.37 0.01 74.76 Average: all 3.89 0.00 0.23 0.05 0.00 95.83 Average: 0 4.10 0.00 0.25 0.07 0.00 95.59 Average: 1 4.00 0.00 0.29 0.03 0.00 95.68 Average: 2 4.00 0.00 0.22 0.04 0.00 95.75 Average: 3 3.59 0.00 0.21 0.05 0.00 96.15 Average: 4 3.51 0.00 0.21 0.02 0.00 96.26 Average: 5 3.59 0.00 0.22 0.11 0.00 96.08 Average: 6 4.30 0.00 0.24 0.02 0.00 95.44 Average: 7 4.01 0.00 0.24 0.07 0.00 95.68