---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-46478 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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: 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: 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 9.8G 146G 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 706 27173 4 4212 30917 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:45:e5:05 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.216/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82602sec preferred_lft 82602sec inet6 fe80::f816:3eff:fe45:e505/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:36:2a:fa:ea:44 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-46478) 09/01/26 _x86_64_ (8 CPU) 01:44:30 LINUX RESTART (8 CPU) 01:50:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:03 15.68 0.01 1.80 13.87 0.19 21.83 513106.19 02:10:00 1.45 0.00 1.45 0.00 0.00 16.36 0.00 02:20:03 1.60 0.00 1.60 0.00 0.01 17.74 0.00 02:30:03 1.53 0.00 1.53 0.00 0.00 17.21 0.00 02:40:01 45.86 4.74 39.05 2.06 274.46 5315.25 4761.67 Average: 13.20 0.95 9.07 3.19 54.78 1074.83 103638.79 01:50:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:03 29986872 31885664 494080 1.50 65932 2168528 1530528 4.51 231500 2348532 32 02:10:00 29986476 31885808 494388 1.50 66500 2168536 1530512 4.51 232044 2349228 4 02:20:03 29985204 31885176 494796 1.51 67096 2168548 1530592 4.51 232652 2350132 220 02:30:03 29983944 31884592 495412 1.51 67688 2168616 1530592 4.51 233252 2351284 232 02:40:01 26603544 30038516 2272084 6.91 149464 3545620 2935128 8.66 614768 5231976 94892 Average: 29309208 31515951 850152 2.59 83336 2443970 1811470 5.34 308843 2926230 19076 01:50:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:00:03 ens3 0.89 0.10 0.11 0.02 0.00 0.00 0.00 0.00 02:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:10:00 ens3 0.46 0.08 0.07 0.01 0.00 0.00 0.00 0.00 02:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:20:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:20:03 ens3 0.49 0.12 0.10 0.04 0.00 0.00 0.00 0.00 02:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:30:03 ens3 0.76 0.08 0.07 0.02 0.00 0.00 0.00 0.00 02:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:40:01 lo 672.29 672.29 640.59 640.59 0.00 0.00 0.00 0.00 02:40:01 ens3 139.66 111.75 1190.69 31.32 0.00 0.00 0.00 0.00 02:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 134.18 134.18 127.78 127.78 0.00 0.00 0.00 0.00 Average: ens3 28.37 22.37 237.56 6.27 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-46478) 09/01/26 _x86_64_ (8 CPU) 01:44:30 LINUX RESTART (8 CPU) 01:50:03 CPU %user %nice %system %iowait %steal %idle 02:00:03 all 0.08 0.00 0.02 0.03 0.00 99.88 02:00:03 0 0.52 0.00 0.01 0.00 0.00 99.46 02:00:03 1 0.03 0.00 0.03 0.00 0.00 99.94 02:00:03 2 0.02 0.00 0.02 0.01 0.00 99.96 02:00:03 3 0.01 0.00 0.02 0.00 0.00 99.97 02:00:03 4 0.01 0.00 0.01 0.00 0.00 99.98 02:00:03 5 0.02 0.00 0.04 0.16 0.00 99.79 02:00:03 6 0.01 0.00 0.01 0.00 0.00 99.99 02:00:03 7 0.02 0.00 0.02 0.05 0.00 99.91 02:10:00 all 0.02 0.00 0.01 0.01 0.00 99.96 02:10:00 0 0.07 0.00 0.01 0.02 0.00 99.90 02:10:00 1 0.01 0.00 0.01 0.00 0.00 99.98 02:10:00 2 0.01 0.00 0.02 0.00 0.00 99.97 02:10:00 3 0.01 0.00 0.01 0.00 0.00 99.98 02:10:00 4 0.02 0.00 0.02 0.00 0.00 99.97 02:10:00 5 0.02 0.00 0.01 0.00 0.00 99.97 02:10:00 6 0.01 0.00 0.01 0.00 0.00 99.98 02:10:00 7 0.02 0.00 0.02 0.02 0.00 99.94 02:20:03 all 0.05 0.00 0.01 0.01 0.00 99.93 02:20:03 0 0.30 0.00 0.01 0.04 0.00 99.64 02:20:03 1 0.01 0.00 0.02 0.00 0.00 99.96 02:20:03 2 0.01 0.00 0.01 0.00 0.00 99.98 02:20:03 3 0.00 0.00 0.01 0.00 0.00 99.99 02:20:03 4 0.01 0.00 0.01 0.00 0.00 99.98 02:20:03 5 0.02 0.00 0.02 0.00 0.00 99.96 02:20:03 6 0.01 0.00 0.01 0.00 0.00 99.98 02:20:03 7 0.02 0.00 0.03 0.00 0.00 99.94 02:30:03 all 0.01 0.00 0.01 0.01 0.00 99.96 02:30:03 0 0.00 0.00 0.01 0.10 0.00 99.89 02:30:03 1 0.02 0.00 0.04 0.01 0.00 99.94 02:30:03 2 0.01 0.00 0.01 0.00 0.00 99.97 02:30:03 3 0.00 0.00 0.00 0.00 0.00 100.00 02:30:03 4 0.01 0.00 0.01 0.00 0.00 99.98 02:30:03 5 0.01 0.00 0.02 0.00 0.00 99.97 02:30:03 6 0.01 0.00 0.01 0.00 0.00 99.97 02:30:03 7 0.02 0.00 0.01 0.00 0.00 99.97 02:40:01 all 17.77 0.00 1.10 0.18 0.01 80.94 02:40:01 0 15.10 0.00 1.21 0.47 0.01 83.21 02:40:01 1 18.82 0.00 1.03 0.08 0.01 80.05 02:40:01 2 16.37 0.00 1.25 0.07 0.01 82.29 02:40:01 3 16.97 0.00 1.06 0.09 0.01 81.87 02:40:01 4 17.48 0.00 1.04 0.12 0.01 81.35 02:40:01 5 17.20 0.00 0.81 0.04 0.01 81.95 02:40:01 6 18.98 0.00 1.01 0.10 0.01 79.90 02:40:01 7 21.25 0.00 1.38 0.45 0.02 76.90 Average: all 3.57 0.00 0.23 0.05 0.00 96.15 Average: 0 3.19 0.00 0.25 0.13 0.00 96.43 Average: 1 3.77 0.00 0.22 0.02 0.00 95.99 Average: 2 3.27 0.00 0.26 0.02 0.00 96.45 Average: 3 3.38 0.00 0.22 0.02 0.00 96.38 Average: 4 3.49 0.00 0.22 0.03 0.00 96.27 Average: 5 3.44 0.00 0.18 0.04 0.00 96.34 Average: 6 3.79 0.00 0.21 0.02 0.00 95.98 Average: 7 4.24 0.00 0.29 0.11 0.00 95.36