---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-5588 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: 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 14G 64G 18% / 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 647 8438 4 6903 14998 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:9a:ee:6f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.135/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 79062sec preferred_lft 79062sec inet6 fe80::f816:3eff:fe9a:ee6f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:d1:09:93:f5:70 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-v1-8c-8g-5588) 10/27/26 _x86_64_ (4 CPU) 08:20:24 LINUX RESTART (4 CPU) 08:30:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:01 1.47 0.20 1.27 0.00 1.61 14.80 0.14 08:50:21 1.48 0.16 1.31 0.00 4.52 14.71 0.00 09:00:21 1.34 0.00 1.34 0.00 0.00 14.87 0.00 09:10:01 1.57 0.00 1.57 0.00 0.00 17.50 0.00 09:20:21 1.63 0.00 1.63 0.00 0.01 18.22 0.00 09:30:21 14.94 0.01 1.67 13.26 0.16 18.87 237346.12 09:40:01 1.61 0.00 1.61 0.00 0.00 17.78 0.00 09:50:21 1.55 0.01 1.55 0.00 0.49 17.38 0.00 10:00:21 1.65 0.00 1.65 0.00 0.00 18.41 0.00 10:10:01 39.35 3.36 35.30 0.69 224.48 4031.47 531.38 10:20:21 219.90 0.42 211.52 7.96 8.76 15166.46 139488.07 Average: 26.60 0.37 24.22 2.02 21.17 1793.47 34734.42 08:30:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:01 13714624 15485516 533468 3.26 54720 1944944 1166132 6.69 182588 2218068 8 08:50:21 13704784 15478144 540264 3.30 55148 1946484 1177916 6.76 184344 2223504 16 09:00:21 13704128 15477924 540332 3.30 55588 1946488 1178060 6.76 184776 2223780 16 09:10:01 13704324 15478888 539384 3.29 56180 1946628 1178172 6.76 185376 2224272 204 09:20:21 13702844 15478076 540288 3.30 56824 1946636 1178220 6.76 186012 2226888 16 09:30:21 13698880 15479664 538680 3.29 57628 1951348 1178304 6.76 191508 2227212 12 09:40:01 13698880 15480220 538012 3.29 58220 1951356 1178304 6.76 192044 2227352 204 09:50:21 13693840 15476008 542172 3.31 58852 1951520 1178560 6.76 193268 2227432 176 10:00:21 13693088 15476028 542168 3.31 59484 1951652 1178624 6.77 193900 2227672 8 10:10:01 10904892 13825336 2137208 13.05 146240 2925276 2576152 14.79 420916 4693248 86100 10:20:21 8662260 15367820 566992 3.46 307504 6262112 1101508 6.32 1523404 5492672 405340 Average: 12989322 15318511 687179 4.20 87853 2429495 1297268 7.45 330740 2746555 44736 08:30:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:40:01 ens3 0.30 0.21 0.13 0.25 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:21 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:50:21 ens3 1.10 0.80 0.75 0.71 0.00 0.00 0.00 0.00 08:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:21 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:00:21 ens3 0.43 0.27 0.17 0.31 0.00 0.00 0.00 0.00 09:00:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:10:01 ens3 0.42 0.26 0.18 0.35 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:21 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:20:21 ens3 0.72 0.99 0.15 0.97 0.00 0.00 0.00 0.00 09:20:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:21 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:30:21 ens3 0.62 0.74 0.15 1.24 0.00 0.00 0.00 0.00 09:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:40:01 ens3 0.30 0.21 0.13 0.25 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:21 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:50:21 ens3 0.63 0.52 0.34 0.56 0.00 0.00 0.00 0.00 09:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:21 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:00:21 ens3 0.53 0.30 0.21 0.35 0.00 0.00 0.00 0.00 10:00:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 lo 0.26 0.26 0.03 0.03 0.00 0.00 0.00 0.00 10:10:01 ens3 106.71 94.60 846.47 24.20 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:21 lo 0.21 0.21 0.02 0.02 0.00 0.00 0.00 0.00 10:20:21 ens3 116.64 87.44 397.52 23.79 0.00 0.00 0.00 0.00 10:20:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 20.80 16.92 111.91 4.82 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-v1-8c-8g-5588) 10/27/26 _x86_64_ (4 CPU) 08:20:24 LINUX RESTART (4 CPU) 08:30:21 CPU %user %nice %system %iowait %steal %idle 08:40:01 all 0.12 0.00 0.03 0.01 0.01 99.83 08:40:01 0 0.40 0.00 0.03 0.01 0.01 99.56 08:40:01 1 0.05 0.00 0.04 0.01 0.01 99.91 08:40:01 2 0.02 0.00 0.01 0.03 0.00 99.94 08:40:01 3 0.03 0.00 0.03 0.00 0.01 99.93 08:50:21 all 0.33 0.00 0.04 0.01 0.00 99.62 08:50:21 0 0.42 0.00 0.03 0.00 0.00 99.54 08:50:21 1 0.63 0.00 0.04 0.00 0.00 99.33 08:50:21 2 0.16 0.00 0.02 0.03 0.00 99.79 08:50:21 3 0.09 0.00 0.06 0.00 0.00 99.84 09:00:21 all 0.02 0.00 0.02 0.01 0.00 99.94 09:00:21 0 0.02 0.00 0.01 0.00 0.00 99.96 09:00:21 1 0.03 0.00 0.04 0.01 0.01 99.93 09:00:21 2 0.03 0.00 0.02 0.03 0.00 99.92 09:00:21 3 0.02 0.00 0.02 0.00 0.00 99.95 09:10:01 all 0.25 0.00 0.02 0.01 0.00 99.72 09:10:01 0 0.02 0.00 0.03 0.00 0.00 99.95 09:10:01 1 0.91 0.00 0.03 0.00 0.00 99.05 09:10:01 2 0.04 0.00 0.02 0.03 0.00 99.91 09:10:01 3 0.02 0.00 0.02 0.00 0.00 99.96 09:20:21 all 0.15 0.00 0.02 0.01 0.00 99.82 09:20:21 0 0.02 0.00 0.02 0.00 0.00 99.95 09:20:21 1 0.49 0.00 0.02 0.00 0.00 99.49 09:20:21 2 0.05 0.00 0.02 0.04 0.00 99.90 09:20:21 3 0.02 0.00 0.03 0.00 0.00 99.94 09:30:21 all 0.32 0.00 0.03 0.03 0.00 99.61 09:30:21 0 0.05 0.00 0.04 0.09 0.00 99.81 09:30:21 1 0.03 0.00 0.03 0.00 0.00 99.93 09:30:21 2 1.05 0.00 0.02 0.03 0.00 98.89 09:30:21 3 0.14 0.00 0.03 0.01 0.00 99.83 09:40:01 all 0.15 0.00 0.03 0.01 0.00 99.81 09:40:01 0 0.08 0.00 0.03 0.00 0.00 99.88 09:40:01 1 0.02 0.00 0.02 0.02 0.00 99.94 09:40:01 2 0.02 0.00 0.02 0.01 0.00 99.96 09:40:01 3 0.49 0.00 0.03 0.03 0.00 99.44 09:50:21 all 0.03 0.00 0.02 0.01 0.00 99.94 09:50:21 0 0.03 0.00 0.04 0.00 0.00 99.93 09:50:21 1 0.02 0.00 0.02 0.03 0.00 99.93 09:50:21 2 0.03 0.00 0.01 0.00 0.00 99.95 09:50:21 3 0.02 0.00 0.02 0.02 0.00 99.94 10:00:21 all 0.18 0.00 0.02 0.01 0.00 99.78 10:00:21 0 0.02 0.00 0.03 0.02 0.00 99.93 10:00:21 1 0.02 0.00 0.02 0.02 0.00 99.94 10:00:21 2 0.67 0.00 0.02 0.00 0.00 99.31 10:00:21 3 0.01 0.00 0.02 0.02 0.00 99.95 10:10:01 all 9.32 0.00 0.82 0.34 0.01 89.51 10:10:01 0 8.56 0.00 0.98 0.15 0.01 90.31 10:10:01 1 9.07 0.00 0.63 0.57 0.01 89.72 10:10:01 2 10.16 0.00 0.90 0.14 0.01 88.78 10:10:01 3 9.50 0.00 0.78 0.49 0.01 89.22 10:20:21 all 42.02 0.00 3.89 0.25 0.03 53.81 10:20:21 0 41.20 0.00 4.19 0.32 0.03 54.26 10:20:21 1 42.48 0.00 3.83 0.24 0.03 53.43 10:20:21 2 41.64 0.00 3.72 0.20 0.03 54.41 10:20:21 3 42.78 0.00 3.81 0.25 0.03 53.12 Average: CPU %user %nice %system %iowait %steal %idle Average: all 4.89 0.00 0.46 0.06 0.01 94.58 Average: 0 4.71 0.00 0.50 0.06 0.01 94.72 Average: 1 4.98 0.00 0.44 0.08 0.01 94.50 Average: 2 4.97 0.00 0.44 0.05 0.01 94.53 Average: 3 4.91 0.00 0.45 0.08 0.01 94.56