---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1348 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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: 5600.00 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 24G 132G 16% / 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 1016 13278 4 17797 30607 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:a9:2f:d1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.31/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84465sec preferred_lft 84465sec inet6 fe80::f816:3eff:fea9:2fd1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:bb:47:d3:48:29 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 inet6 fe80::84bb:47ff:fed3:4829/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1348) 10/13/26 _x86_64_ (8 CPU) 14:48:22 LINUX RESTART (8 CPU) 14:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:00:02 471.48 5.90 454.01 11.58 405.41 34356.72 60908.10 15:10:02 22.68 0.30 20.96 1.42 12.93 5050.49 1644.35 15:20:00 134.23 0.12 125.74 8.38 13.04 27297.50 109903.91 Average: 209.75 2.11 200.51 7.13 144.14 22239.36 57434.58 14:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:02 15770804 26742596 5491432 16.71 501072 9928740 5993544 17.67 2888380 12899236 432 15:10:02 11502456 23944728 8276188 25.18 521720 11298656 12053956 35.55 3180068 16776044 3468 15:20:00 13675528 31410080 793596 2.41 562816 16353868 1537004 4.53 5649816 11912092 23240 Average: 13649596 27365801 4853739 14.77 528536 12527088 6528168 19.25 3906088 13862457 9047 14:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:00:02 lo 3.17 3.17 1.11 1.11 0.00 0.00 0.00 0.00 15:00:02 ens3 504.90 348.43 3745.43 815.14 0.00 0.00 0.00 0.00 15:00:02 docker0 15.53 22.81 0.89 262.54 0.00 0.00 0.00 0.00 15:10:02 lo 7.17 7.17 1.13 1.13 0.00 0.00 0.00 0.00 15:10:02 ens3 136.77 83.90 592.56 176.08 0.00 0.00 0.00 0.00 15:10:02 docker0 0.21 0.19 0.02 0.03 0.00 0.00 0.00 0.00 15:10:02 veth4fd8a6c 0.02 0.04 0.00 0.00 0.00 0.00 0.00 0.00 15:10:02 vethe4f8977 0.18 0.18 0.02 0.03 0.00 0.00 0.00 0.00 15:20:00 lo 2.71 2.71 0.69 0.69 0.00 0.00 0.00 0.00 15:20:00 ens3 149.23 103.30 918.66 1470.81 0.00 0.00 0.00 0.00 15:20:00 docker0 16.17 38.25 1.36 604.25 0.00 0.00 0.00 0.00 Average: lo 4.35 4.35 0.98 0.98 0.00 0.00 0.00 0.00 Average: ens3 263.94 178.75 1754.65 820.00 0.00 0.00 0.00 0.00 Average: docker0 10.63 20.40 0.76 288.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1348) 10/13/26 _x86_64_ (8 CPU) 14:48:22 LINUX RESTART (8 CPU) 14:50:01 CPU %user %nice %system %iowait %steal %idle 15:00:02 all 55.35 0.00 4.93 0.59 0.03 39.10 15:00:02 0 63.57 0.00 4.94 0.50 0.04 30.95 15:00:02 1 54.39 0.00 4.82 0.56 0.03 40.20 15:00:02 2 55.21 0.00 4.78 0.45 0.03 39.52 15:00:02 3 52.43 0.00 5.33 0.70 0.04 41.51 15:00:02 4 53.53 0.00 4.78 0.64 0.03 41.02 15:00:02 5 53.46 0.00 4.94 0.68 0.03 40.90 15:00:02 6 54.90 0.00 4.67 0.68 0.03 39.71 15:00:02 7 55.27 0.00 5.18 0.53 0.04 38.99 15:10:02 all 93.49 0.00 3.19 0.00 0.03 3.29 15:10:02 0 92.81 0.00 2.94 0.00 0.02 4.22 15:10:02 1 93.74 0.00 3.35 0.00 0.03 2.89 15:10:02 2 93.26 0.00 3.24 0.01 0.03 3.47 15:10:02 3 93.85 0.00 3.42 0.00 0.03 2.70 15:10:02 4 93.08 0.00 3.13 0.01 0.03 3.76 15:10:02 5 93.62 0.00 3.14 0.01 0.02 3.21 15:10:02 6 93.64 0.00 3.19 0.00 0.02 3.14 15:10:02 7 93.95 0.00 3.08 0.00 0.03 2.94 15:20:00 all 68.78 0.00 3.89 0.58 0.02 26.73 15:20:00 0 71.35 0.00 4.08 0.77 0.02 23.78 15:20:00 1 68.02 0.00 3.75 0.39 0.02 27.83 15:20:00 2 66.90 0.00 3.80 0.41 0.02 28.87 15:20:00 3 67.58 0.00 4.02 0.72 0.02 27.66 15:20:00 4 67.92 0.00 4.12 0.51 0.03 27.42 15:20:00 5 69.97 0.00 3.66 0.57 0.02 25.79 15:20:00 6 68.87 0.00 3.89 0.56 0.03 26.66 15:20:00 7 69.63 0.00 3.82 0.70 0.03 25.81 Average: all 72.56 0.00 4.00 0.39 0.03 23.02 Average: 0 75.92 0.00 3.99 0.42 0.03 19.64 Average: 1 72.06 0.00 3.97 0.32 0.03 23.63 Average: 2 71.81 0.00 3.94 0.29 0.03 23.94 Average: 3 71.31 0.00 4.25 0.47 0.03 23.94 Average: 4 71.54 0.00 4.01 0.39 0.03 24.04 Average: 5 72.38 0.00 3.91 0.42 0.02 23.27 Average: 6 72.50 0.00 3.92 0.41 0.03 23.15 Average: 7 72.99 0.00 4.03 0.41 0.03 22.55