---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-64246 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 9.8G 68G 13% / 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 607 11265 4 4116 15038 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:97:55:c0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.208/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78568sec preferred_lft 78568sec inet6 fe80::f816:3eff:fe97:55c0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:ba:a3:3e:db:4c 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-4c-4g-64246) 10/11/26 _x86_64_ (4 CPU) 01:21:21 LINUX RESTART (4 CPU) 01:30:31 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:40:18 14.25 0.01 1.17 13.07 0.19 14.01 248060.93 01:50:01 1.11 0.00 1.11 0.00 0.12 12.84 0.00 02:00:31 1.18 0.00 1.18 0.00 0.00 13.44 0.00 02:10:31 1.21 0.00 1.21 0.00 0.00 13.81 0.00 02:20:01 1.22 0.00 1.22 0.00 0.20 14.38 0.00 02:30:31 1.25 0.00 1.25 0.00 0.00 14.17 0.00 02:40:31 1.31 0.00 1.31 0.00 0.00 14.91 0.00 02:50:01 1.25 0.00 1.25 0.00 0.00 13.96 0.00 03:00:31 1.29 0.00 1.29 0.00 0.00 14.09 0.00 03:10:31 1.30 0.00 1.30 0.00 0.00 14.16 0.00 03:20:01 1.35 0.00 1.35 0.00 0.00 14.88 0.00 03:30:31 61.44 4.87 53.14 3.43 285.69 7219.20 11229.10 Average: 7.58 0.43 5.79 1.37 25.06 645.05 21205.54 01:30:31 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:40:18 13742012 15533376 484868 2.96 54756 1964380 1175276 6.75 190340 2187712 168 01:50:01 13741508 15533296 484896 2.96 55124 1964428 1175340 6.75 190712 2191244 208 02:00:31 13740756 15533140 485056 2.96 55596 1964560 1175340 6.75 191168 2191932 36 02:10:31 13740252 15533016 485160 2.96 55940 1964572 1175404 6.75 191528 2193088 4 02:20:01 13740000 15533364 484812 2.96 56344 1964764 1175468 6.75 191932 2203116 208 02:30:31 13739556 15533328 484720 2.96 56728 1964772 1175468 6.75 192324 2203164 4 02:40:31 13739972 15534272 483812 2.95 57136 1964908 1175468 6.75 192708 2203300 4 02:50:01 13738108 15532816 485304 2.96 57516 1964916 1175600 6.75 193104 2203364 204 03:00:31 13737936 15533068 484952 2.96 57916 1964924 1175600 6.75 193504 2203392 4 03:10:31 13737632 15533328 484704 2.96 58348 1965064 1175600 6.75 193928 2203612 4 03:20:01 13735312 15531380 486596 2.97 58700 1965072 1175600 6.75 194276 2203832 208 03:30:31 11543260 15400644 558400 3.41 140288 3846860 1137404 6.53 720076 3707568 664 Average: 13556359 15522086 491107 3.00 63699 2121602 1172297 6.73 236300 2324610 143 01:30:31 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:40:18 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 01:40:18 ens3 1.44 0.08 0.16 0.02 0.00 0.00 0.00 0.00 01:40:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 01:50:01 ens3 1.54 0.17 0.27 0.12 0.00 0.00 0.00 0.00 01:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:00:31 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:00:31 ens3 0.78 0.08 0.07 0.02 0.00 0.00 0.00 0.00 02:00:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:31 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:10:31 ens3 0.54 0.10 0.07 0.04 0.00 0.00 0.00 0.00 02:10:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:20:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 02:20:01 ens3 0.81 0.73 0.08 0.66 0.00 0.00 0.00 0.00 02:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:31 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:30:31 ens3 0.84 0.10 0.11 0.04 0.00 0.00 0.00 0.00 02:30:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:40:31 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:40:31 ens3 0.41 0.08 0.04 0.02 0.00 0.00 0.00 0.00 02:40:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:50:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 02:50:01 ens3 0.61 0.13 0.11 0.07 0.00 0.00 0.00 0.00 02:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:31 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 03:00:31 ens3 0.42 0.06 0.03 0.02 0.00 0.00 0.00 0.00 03:00:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:31 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 03:10:31 ens3 0.47 0.11 0.09 0.04 0.00 0.00 0.00 0.00 03:10:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 03:20:01 ens3 0.42 0.08 0.05 0.02 0.00 0.00 0.00 0.00 03:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:31 lo 749.84 749.84 711.94 711.94 0.00 0.00 0.00 0.00 03:30:31 ens3 177.60 139.89 1206.66 52.24 0.00 0.00 0.00 0.00 03:30:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 65.76 65.76 62.36 62.36 0.00 0.00 0.00 0.00 Average: ens3 16.24 12.39 105.76 4.66 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-4g-64246) 10/11/26 _x86_64_ (4 CPU) 01:21:21 LINUX RESTART (4 CPU) 01:30:31 CPU %user %nice %system %iowait %steal %idle 01:40:18 all 0.06 0.00 0.03 0.04 0.00 99.88 01:40:18 0 0.01 0.00 0.02 0.00 0.00 99.97 01:40:18 1 0.03 0.00 0.01 0.04 0.00 99.92 01:40:18 2 0.17 0.00 0.05 0.10 0.00 99.68 01:40:18 3 0.03 0.00 0.03 0.00 0.00 99.93 01:50:01 all 0.26 0.00 0.03 0.01 0.00 99.70 01:50:01 0 0.95 0.00 0.05 0.00 0.00 99.00 01:50:01 1 0.03 0.00 0.02 0.02 0.00 99.93 01:50:01 2 0.04 0.00 0.02 0.01 0.00 99.93 01:50:01 3 0.02 0.00 0.03 0.01 0.00 99.94 02:00:31 all 0.02 0.00 0.02 0.01 0.00 99.95 02:00:31 0 0.01 0.00 0.01 0.04 0.00 99.94 02:00:31 1 0.02 0.00 0.01 0.01 0.00 99.96 02:00:31 2 0.03 0.00 0.03 0.01 0.00 99.93 02:00:31 3 0.02 0.00 0.02 0.00 0.00 99.95 02:10:31 all 0.07 0.00 0.02 0.01 0.00 99.90 02:10:31 0 0.01 0.00 0.02 0.01 0.00 99.96 02:10:31 1 0.23 0.00 0.01 0.03 0.00 99.73 02:10:31 2 0.02 0.00 0.01 0.01 0.00 99.96 02:10:31 3 0.03 0.00 0.04 0.00 0.00 99.93 02:20:01 all 0.15 0.00 0.02 0.03 0.00 99.80 02:20:01 0 0.01 0.00 0.01 0.02 0.00 99.96 02:20:01 1 0.48 0.00 0.04 0.08 0.00 99.40 02:20:01 2 0.04 0.00 0.02 0.01 0.00 99.93 02:20:01 3 0.06 0.00 0.01 0.02 0.00 99.91 02:30:31 all 0.21 0.00 0.02 0.01 0.00 99.75 02:30:31 0 0.01 0.00 0.02 0.00 0.00 99.97 02:30:31 1 0.66 0.00 0.01 0.00 0.00 99.33 02:30:31 2 0.02 0.00 0.04 0.04 0.00 99.89 02:30:31 3 0.15 0.00 0.02 0.00 0.00 99.83 02:40:31 all 0.36 0.00 0.03 0.01 0.00 99.60 02:40:31 0 0.01 0.00 0.02 0.00 0.00 99.97 02:40:31 1 0.44 0.00 0.05 0.01 0.00 99.50 02:40:31 2 0.02 0.00 0.02 0.01 0.00 99.94 02:40:31 3 0.99 0.00 0.01 0.01 0.00 98.99 02:50:01 all 0.02 0.00 0.02 0.01 0.00 99.94 02:50:01 0 0.02 0.00 0.03 0.00 0.00 99.94 02:50:01 1 0.02 0.00 0.02 0.02 0.00 99.93 02:50:01 2 0.02 0.00 0.02 0.01 0.00 99.94 02:50:01 3 0.02 0.00 0.02 0.00 0.00 99.95 03:00:31 all 0.23 0.00 0.02 0.01 0.00 99.74 03:00:31 0 0.01 0.00 0.02 0.00 0.00 99.97 03:00:31 1 0.86 0.00 0.03 0.00 0.00 99.10 03:00:31 2 0.03 0.00 0.02 0.04 0.00 99.91 03:00:31 3 0.03 0.00 0.01 0.00 0.00 99.97 03:10:31 all 0.02 0.00 0.02 0.01 0.00 99.94 03:10:31 0 0.01 0.00 0.01 0.01 0.00 99.97 03:10:31 1 0.04 0.00 0.05 0.00 0.00 99.91 03:10:31 2 0.02 0.00 0.02 0.02 0.00 99.94 03:10:31 3 0.02 0.00 0.02 0.00 0.00 99.96 03:20:01 all 0.11 0.00 0.02 0.01 0.00 99.85 03:20:01 0 0.01 0.00 0.02 0.01 0.00 99.95 03:20:01 1 0.41 0.00 0.03 0.00 0.00 99.56 03:20:01 2 0.02 0.00 0.02 0.01 0.00 99.95 03:20:01 3 0.01 0.00 0.02 0.01 0.00 99.95 03:20:01 CPU %user %nice %system %iowait %steal %idle 03:30:31 all 41.68 0.00 2.27 0.44 0.02 55.58 03:30:31 0 44.70 0.00 2.72 0.93 0.02 51.63 03:30:31 1 38.03 0.00 2.02 0.25 0.01 59.69 03:30:31 2 41.60 0.00 1.94 0.08 0.03 56.34 03:30:31 3 42.41 0.00 2.42 0.52 0.02 54.64 Average: all 3.77 0.00 0.22 0.05 0.00 95.95 Average: 0 3.99 0.00 0.26 0.09 0.00 95.66 Average: 1 3.59 0.00 0.20 0.04 0.00 96.16 Average: 2 3.68 0.00 0.19 0.03 0.00 96.10 Average: 3 3.82 0.00 0.23 0.05 0.00 95.90