---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-60444 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 12G 66G 16% / 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 637 9168 4 6183 15008 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:d1:28:e1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.104/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81990sec preferred_lft 81990sec inet6 fe80::f816:3eff:fed1:28e1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:1c:0b:cf:0c:91 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-60444) 09/28/26 _x86_64_ (4 CPU) 11:18:42 LINUX RESTART (4 CPU) 11:20:30 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:30 1.57 0.04 1.52 0.01 1.57 19.11 0.60 11:40:01 14.78 0.01 1.40 13.37 0.24 16.45 254803.17 11:50:30 1.23 0.00 1.23 0.00 0.00 14.35 0.00 12:00:30 1.25 0.00 1.25 0.00 0.00 14.47 0.00 12:10:01 1.24 0.00 1.24 0.00 0.00 14.60 0.00 12:20:16 23.67 1.35 21.82 0.50 98.44 1039.17 352.36 12:30:30 45.17 3.33 38.66 3.18 175.05 12248.16 20697.12 Average: 12.83 0.69 9.78 2.36 40.25 1954.12 37739.15 11:20:30 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:30 13743752 15524080 494388 3.02 53544 1954560 1163512 6.68 185640 2187568 20 11:40:01 13741232 15527216 491052 3.00 54208 1959524 1171720 6.73 191116 2189524 200 11:50:30 13739972 15526396 491936 3.00 54616 1959528 1171704 6.73 191528 2189996 20 12:00:30 13739472 15526292 491932 3.00 55008 1959544 1171768 6.73 191912 2190892 16 12:10:01 13721148 15508344 509760 3.11 55376 1959548 1171784 6.73 192280 2198204 200 12:20:16 13106800 15447856 535016 3.27 89552 2449156 1192320 6.84 267004 2705012 291748 12:30:30 9379512 15348632 601740 3.68 147612 5863880 1138796 6.54 1442872 5052756 373532 Average: 13024555 15486974 516546 3.15 72845 2586534 1168801 6.71 380336 2673422 95105 11:20:30 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:30 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 11:30:30 ens3 0.43 0.11 0.09 0.04 0.00 0.00 0.00 0.00 11:30:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 11:40:01 ens3 0.31 0.11 0.08 0.05 0.00 0.00 0.00 0.00 11:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:30 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:50:30 ens3 0.21 0.07 0.04 0.02 0.00 0.00 0.00 0.00 11:50:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:30 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:00:30 ens3 0.18 0.08 0.03 0.02 0.00 0.00 0.00 0.00 12:00:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:10:01 ens3 0.23 0.11 0.06 0.04 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:16 lo 0.18 0.18 0.01 0.01 0.00 0.00 0.00 0.00 12:20:16 ens3 29.90 22.23 172.50 5.11 0.00 0.00 0.00 0.00 12:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:30 lo 1222.42 1222.42 1164.34 1164.34 0.00 0.00 0.00 0.00 12:30:30 ens3 156.78 124.38 1238.99 24.01 0.00 0.00 0.00 0.00 12:30:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 178.85 178.85 170.26 170.26 0.00 0.00 0.00 0.00 Average: ens3 27.49 21.51 206.44 4.28 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-4g-60444) 09/28/26 _x86_64_ (4 CPU) 11:18:42 LINUX RESTART (4 CPU) 11:20:30 CPU %user %nice %system %iowait %steal %idle 11:30:30 all 0.07 0.00 0.02 0.01 0.00 99.89 11:30:30 0 0.06 0.00 0.04 0.01 0.00 99.89 11:30:30 1 0.04 0.00 0.03 0.00 0.00 99.93 11:30:30 2 0.03 0.00 0.03 0.03 0.00 99.91 11:30:30 3 0.18 0.00 0.01 0.00 0.00 99.81 11:40:01 all 0.12 0.00 0.04 0.03 0.00 99.81 11:40:01 0 0.02 0.00 0.04 0.01 0.00 99.93 11:40:01 1 0.02 0.00 0.04 0.11 0.00 99.82 11:40:01 2 0.02 0.00 0.02 0.01 0.00 99.94 11:40:01 3 0.41 0.00 0.04 0.00 0.00 99.56 11:50:30 all 0.21 0.00 0.03 0.01 0.00 99.75 11:50:30 0 0.01 0.00 0.02 0.00 0.00 99.97 11:50:30 1 0.01 0.00 0.03 0.03 0.00 99.93 11:50:30 2 0.02 0.00 0.02 0.00 0.00 99.96 11:50:30 3 0.79 0.00 0.05 0.00 0.00 99.16 12:00:30 all 0.03 0.00 0.02 0.01 0.00 99.94 12:00:30 0 0.01 0.00 0.02 0.03 0.00 99.94 12:00:30 1 0.02 0.00 0.02 0.01 0.00 99.95 12:00:30 2 0.02 0.00 0.02 0.01 0.00 99.96 12:00:30 3 0.08 0.00 0.03 0.00 0.00 99.89 12:10:01 all 0.25 0.00 0.03 0.01 0.00 99.72 12:10:01 0 0.02 0.00 0.03 0.02 0.00 99.93 12:10:01 1 0.32 0.00 0.02 0.00 0.00 99.66 12:10:01 2 0.03 0.00 0.03 0.01 0.00 99.93 12:10:01 3 0.62 0.00 0.02 0.00 0.00 99.35 12:20:16 all 2.39 0.00 0.25 0.25 0.00 97.11 12:20:16 0 1.34 0.00 0.18 0.48 0.00 97.99 12:20:16 1 4.34 0.00 0.39 0.35 0.00 94.92 12:20:16 2 2.15 0.00 0.22 0.12 0.00 97.52 12:20:16 3 1.72 0.00 0.22 0.04 0.00 98.01 12:30:30 all 58.01 0.00 2.91 0.20 0.02 38.86 12:30:30 0 57.05 0.00 2.93 0.32 0.02 39.67 12:30:30 1 62.06 0.00 3.19 0.15 0.02 34.58 12:30:30 2 58.31 0.00 2.91 0.12 0.03 38.63 12:30:30 3 54.61 0.00 2.59 0.19 0.03 42.57 Average: all 8.91 0.00 0.48 0.07 0.01 90.53 Average: 0 8.54 0.00 0.47 0.13 0.01 90.85 Average: 1 9.74 0.00 0.54 0.09 0.00 89.62 Average: 2 8.83 0.00 0.47 0.04 0.01 90.65 Average: 3 8.52 0.00 0.43 0.04 0.01 91.01