---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-47043 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 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 709 11129 4 4150 14936 Swap: 1023 7 1016 ---> 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:8b:84:5a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.158/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79387sec preferred_lft 79387sec inet6 fe80::f816:3eff:fe8b:845a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:50:8e:65:cd:f1 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-16g-47043) 09/03/26 _x86_64_ (4 CPU) 06:42:08 LINUX RESTART (4 CPU) 06:50:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:00:35 71.56 20.46 48.42 2.69 277.41 9168.29 3907.95 07:10:22 19.69 2.36 16.41 0.92 45.86 511.53 555.53 07:20:00 12.81 0.36 11.71 0.74 15.95 661.05 790.47 07:30:01 20.05 0.22 19.04 0.80 4.54 555.43 1096.26 07:40:35 6.14 0.02 5.84 0.28 1.15 132.71 89.97 07:50:23 5.22 0.01 5.04 0.17 0.27 126.01 175.17 08:00:01 5.03 0.03 4.81 0.19 1.52 131.18 200.33 08:10:35 5.49 0.00 5.31 0.18 0.29 136.69 247.20 08:20:07 6.03 0.03 5.71 0.29 1.93 178.12 82.33 08:30:01 8.97 0.05 8.56 0.36 3.94 518.74 200.36 Average: 16.32 2.43 13.22 0.67 36.24 1245.15 747.10 06:50:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:00:35 171584 3989364 11939704 72.92 251400 3506880 13014124 74.70 1841296 13724104 164 07:10:22 4138412 7269956 8664256 52.92 251664 2863956 9394332 53.92 1850976 9804464 504 07:20:00 12065132 15309612 630016 3.85 256320 2972220 1358820 7.80 1895112 1853840 7788 07:30:01 11610732 14915168 1024456 6.26 259652 3028844 1781296 10.22 1912868 2302648 472 07:40:35 7908432 11225760 4712064 28.78 260812 3040596 5389272 30.93 1914796 5992080 40 07:50:23 7983896 11314900 4622876 28.23 261288 3053792 5347956 30.70 1915968 5902864 36 08:00:01 6584432 9930816 6006312 36.68 261768 3068692 6722728 38.59 1918068 7305208 468 08:10:35 6557180 9920376 6016728 36.75 262300 3084992 6759204 38.80 1921028 7325684 204 08:20:07 11827004 15304976 634848 3.88 266028 3192320 1343316 7.71 1928264 2054024 92084 08:30:01 7829560 11331580 4606000 28.13 267112 3215164 5246632 30.12 1938808 6038772 248 Average: 7667636 11051251 4885726 29.84 259834 3102746 5635768 32.35 1903718 6230369 10201 06:50:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:00:35 lo 21.56 21.56 16.90 16.90 0.00 0.00 0.00 0.00 07:00:35 ens3 2.10 1.96 0.69 0.59 0.00 0.00 0.00 0.00 07:00:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:22 lo 34.19 34.19 14.89 14.89 0.00 0.00 0.00 0.00 07:10:22 ens3 1.53 1.32 0.36 0.30 0.00 0.00 0.00 0.00 07:10:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:00 lo 25.90 25.90 11.31 11.31 0.00 0.00 0.00 0.00 07:20:00 ens3 1.20 1.16 0.30 0.27 0.00 0.00 0.00 0.00 07:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:01 lo 12.82 12.82 7.15 7.15 0.00 0.00 0.00 0.00 07:30:01 ens3 1.12 0.98 0.21 0.84 0.00 0.00 0.00 0.00 07:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:35 lo 19.05 19.05 9.17 9.17 0.00 0.00 0.00 0.00 07:40:35 ens3 0.81 0.78 0.18 0.66 0.00 0.00 0.00 0.00 07:40:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:23 lo 19.28 19.28 6.51 6.51 0.00 0.00 0.00 0.00 07:50:23 ens3 0.66 0.39 0.17 0.12 0.00 0.00 0.00 0.00 07:50:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 lo 17.91 17.91 8.44 8.44 0.00 0.00 0.00 0.00 08:00:01 ens3 0.85 0.52 0.25 0.18 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:35 lo 13.95 13.95 7.57 7.57 0.00 0.00 0.00 0.00 08:10:35 ens3 0.67 0.44 0.16 0.12 0.00 0.00 0.00 0.00 08:10:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:07 lo 15.15 15.15 8.28 8.28 0.00 0.00 0.00 0.00 08:20:07 ens3 1.12 0.93 0.34 0.28 0.00 0.00 0.00 0.00 08:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 23.20 23.20 10.91 10.91 0.00 0.00 0.00 0.00 08:30:01 ens3 1.05 0.95 0.31 0.27 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.24 20.24 10.12 10.12 0.00 0.00 0.00 0.00 Average: ens3 1.11 0.94 0.30 0.37 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-16g-47043) 09/03/26 _x86_64_ (4 CPU) 06:42:08 LINUX RESTART (4 CPU) 06:50:12 CPU %user %nice %system %iowait %steal %idle 07:00:35 all 48.65 0.00 2.16 0.70 0.04 48.44 07:00:35 0 48.28 0.00 2.26 0.85 0.04 48.58 07:00:35 1 47.84 0.00 2.15 0.52 0.04 49.45 07:00:35 2 49.85 0.00 2.11 1.02 0.04 46.98 07:00:35 3 48.62 0.00 2.15 0.43 0.05 48.76 07:10:22 all 32.92 0.00 1.68 0.09 0.06 65.25 07:10:22 0 32.06 0.00 1.81 0.05 0.06 66.02 07:10:22 1 32.85 0.00 1.84 0.05 0.06 65.20 07:10:22 2 33.30 0.00 1.57 0.11 0.05 64.97 07:10:22 3 33.48 0.00 1.49 0.14 0.06 64.83 07:20:00 all 21.22 0.00 1.31 0.09 0.04 77.33 07:20:00 0 22.58 0.00 1.38 0.12 0.04 75.88 07:20:00 1 20.90 0.00 1.34 0.07 0.05 77.65 07:20:00 2 20.63 0.00 1.32 0.07 0.04 77.94 07:20:00 3 20.79 0.00 1.22 0.09 0.05 77.86 07:30:01 all 28.54 0.00 1.06 0.08 0.04 70.28 07:30:01 0 28.38 0.00 1.14 0.09 0.04 70.35 07:30:01 1 28.16 0.00 1.11 0.10 0.04 70.60 07:30:01 2 29.02 0.00 0.94 0.04 0.04 69.96 07:30:01 3 28.61 0.00 1.04 0.11 0.04 70.21 07:40:35 all 12.57 0.00 0.73 0.03 0.05 86.62 07:40:35 0 12.14 0.00 0.76 0.01 0.05 87.03 07:40:35 1 12.50 0.00 0.71 0.03 0.05 86.72 07:40:35 2 12.65 0.00 0.69 0.02 0.05 86.59 07:40:35 3 12.99 0.00 0.75 0.07 0.05 86.13 07:50:23 all 8.16 0.00 0.60 0.03 0.06 91.15 07:50:23 0 7.98 0.00 0.59 0.02 0.05 91.36 07:50:23 1 8.14 0.00 0.61 0.05 0.06 91.13 07:50:23 2 8.44 0.00 0.61 0.04 0.05 90.85 07:50:23 3 8.08 0.00 0.57 0.02 0.06 91.27 08:00:01 all 9.82 0.00 0.54 0.03 0.04 89.57 08:00:01 0 9.50 0.00 0.55 0.03 0.04 89.88 08:00:01 1 10.10 0.00 0.63 0.03 0.05 89.19 08:00:01 2 10.06 0.00 0.48 0.03 0.05 89.39 08:00:01 3 9.64 0.00 0.49 0.02 0.04 89.82 08:10:35 all 8.45 0.00 0.43 0.02 0.03 91.07 08:10:35 0 8.75 0.00 0.48 0.02 0.03 90.73 08:10:35 1 8.06 0.00 0.40 0.04 0.03 91.49 08:10:35 2 8.08 0.00 0.40 0.02 0.03 91.47 08:10:35 3 8.91 0.00 0.45 0.02 0.03 90.59 08:20:07 all 7.96 0.00 0.49 0.04 0.02 91.48 08:20:07 0 7.74 0.00 0.58 0.02 0.02 91.64 08:20:07 1 8.97 0.00 0.57 0.05 0.03 90.38 08:20:07 2 7.28 0.00 0.38 0.01 0.02 92.30 08:20:07 3 7.85 0.00 0.45 0.06 0.03 91.62 08:30:01 all 15.15 0.00 0.78 0.05 0.03 84.00 08:30:01 0 15.22 0.00 0.78 0.09 0.03 83.88 08:30:01 1 15.26 0.00 0.77 0.07 0.03 83.87 08:30:01 2 15.30 0.00 0.81 0.02 0.03 83.84 08:30:01 3 14.82 0.00 0.76 0.01 0.03 84.38 Average: all 19.44 0.00 0.98 0.12 0.04 79.42 Average: 0 19.36 0.00 1.04 0.13 0.04 79.43 Average: 1 19.36 0.00 1.01 0.10 0.04 79.48 Average: 2 19.57 0.00 0.93 0.14 0.04 79.32 Average: 3 19.48 0.00 0.94 0.10 0.04 79.44