---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2892 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: 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 23G 133G 15% / 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 849 13920 4 17322 30774 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:fc:85:5e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.179/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83100sec preferred_lft 83100sec inet6 fe80::f816:3eff:fefc:855e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:98:30:d6:f8:9c 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::4898:30ff:fed6:f89c/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-2892) 10/18/26 _x86_64_ (8 CPU) 14:59:21 LINUX RESTART (8 CPU) 15:00:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:10:01 17.87 0.25 3.34 14.28 211.75 324.87 517439.95 15:20:18 1.46 0.19 1.26 0.01 1.53 15.55 7.83 15:30:02 514.13 7.36 492.69 14.08 515.11 34882.42 149185.27 15:40:01 12.95 0.04 11.87 1.03 1.46 2189.33 709.48 15:50:18 38.82 11.98 24.03 2.81 148.41 6959.53 30245.97 Average: 114.16 3.98 103.85 6.32 172.62 8703.27 136856.20 15:00:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:10:01 29966196 31774772 609344 1.85 61648 2085368 1558696 4.60 253812 2353100 12 15:20:18 29957232 31766772 617360 1.88 62556 2085380 1559208 4.60 254700 2362952 176 15:30:02 18548264 28866800 3370996 10.26 490764 9310444 5927952 17.48 2715292 10337032 28172 15:40:01 14662632 25562640 6666676 20.29 510212 9821360 10166968 29.98 2960324 13900768 1084 15:50:18 10395976 23160560 9062844 27.58 526580 11590944 9885420 29.15 3408844 17625612 2828 Average: 20706060 28226309 4065444 12.37 330352 6978699 5819649 17.16 1918594 9315893 6454 15:00:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:10:01 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 15:10:01 ens3 4.46 2.59 62.89 0.65 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:18 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:20:18 ens3 0.29 0.20 0.12 0.28 0.00 0.00 0.00 0.00 15:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:02 lo 3.16 3.16 1.14 1.14 0.00 0.00 0.00 0.00 15:30:02 ens3 505.15 348.60 3956.50 649.51 0.00 0.00 0.00 0.00 15:30:02 docker0 17.40 25.16 1.00 276.67 0.00 0.00 0.00 0.00 15:40:01 lo 6.38 6.38 1.04 1.04 0.00 0.00 0.00 0.00 15:40:01 ens3 127.70 87.07 184.16 184.31 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:18 lo 2.23 2.23 0.53 0.53 0.00 0.00 0.00 0.00 15:50:18 ens3 54.03 29.82 453.76 181.10 0.00 0.00 0.00 0.00 15:50:18 docker0 0.50 0.51 0.34 0.09 0.00 0.00 0.00 0.00 15:50:18 vethf8c2812 0.02 0.04 0.00 0.00 0.00 0.00 0.00 0.00 15:50:18 veth604c29d 0.21 0.23 0.22 0.04 0.00 0.00 0.00 0.00 Average: lo 2.39 2.39 0.54 0.54 0.00 0.00 0.00 0.00 Average: ens3 135.52 91.69 910.24 200.16 0.00 0.00 0.00 0.00 Average: docker0 3.48 4.99 0.26 53.72 0.00 0.00 0.00 0.00 Average: vethf8c2812 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth604c29d 0.04 0.05 0.04 0.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2892) 10/18/26 _x86_64_ (8 CPU) 14:59:21 LINUX RESTART (8 CPU) 15:00:11 CPU %user %nice %system %iowait %steal %idle 15:10:01 all 0.20 0.00 0.04 0.05 0.00 99.71 15:10:01 0 0.02 0.00 0.05 0.08 0.00 99.85 15:10:01 1 0.10 0.00 0.03 0.01 0.00 99.85 15:10:01 2 0.03 0.00 0.05 0.04 0.00 99.87 15:10:01 3 0.09 0.00 0.02 0.02 0.00 99.87 15:10:01 4 0.05 0.00 0.03 0.01 0.00 99.92 15:10:01 5 0.04 0.00 0.03 0.01 0.00 99.93 15:10:01 6 1.12 0.00 0.05 0.00 0.00 98.82 15:10:01 7 0.14 0.00 0.07 0.25 0.00 99.55 15:20:18 all 0.02 0.00 0.01 0.01 0.00 99.96 15:20:18 0 0.01 0.00 0.01 0.00 0.00 99.98 15:20:18 1 0.02 0.00 0.02 0.00 0.00 99.96 15:20:18 2 0.00 0.00 0.00 0.01 0.00 99.99 15:20:18 3 0.00 0.00 0.00 0.04 0.00 99.96 15:20:18 4 0.01 0.00 0.01 0.00 0.00 99.98 15:20:18 5 0.03 0.00 0.01 0.00 0.00 99.95 15:20:18 6 0.02 0.00 0.03 0.00 0.00 99.94 15:20:18 7 0.03 0.00 0.01 0.00 0.00 99.95 15:30:02 all 52.17 0.00 5.21 0.73 0.02 41.88 15:30:02 0 50.93 0.00 5.41 0.93 0.02 42.71 15:30:02 1 56.49 0.00 5.69 0.92 0.03 36.87 15:30:02 2 50.91 0.00 5.26 0.54 0.02 43.27 15:30:02 3 52.76 0.00 4.83 1.11 0.03 41.27 15:30:02 4 50.65 0.00 5.54 0.65 0.02 43.13 15:30:02 5 50.02 0.00 5.53 0.73 0.02 43.70 15:30:02 6 51.47 0.00 4.70 0.41 0.02 43.39 15:30:02 7 54.14 0.00 4.68 0.52 0.03 40.64 15:40:01 all 84.23 0.00 2.97 0.00 0.03 12.77 15:40:01 0 82.49 0.00 2.96 0.00 0.02 14.53 15:40:01 1 82.41 0.00 2.96 0.01 0.02 14.61 15:40:01 2 90.56 0.00 3.05 0.00 0.03 6.36 15:40:01 3 83.18 0.00 2.95 0.00 0.05 13.82 15:40:01 4 84.47 0.00 2.79 0.00 0.04 12.70 15:40:01 5 82.45 0.00 3.03 0.00 0.03 14.49 15:40:01 6 83.49 0.00 2.99 0.02 0.01 13.49 15:40:01 7 84.83 0.00 2.99 0.00 0.03 12.14 15:50:18 all 91.84 0.03 3.35 0.05 0.03 4.70 15:50:18 0 91.00 0.00 3.29 0.01 0.03 5.67 15:50:18 1 92.11 0.00 3.46 0.02 0.02 4.38 15:50:18 2 92.18 0.00 3.28 0.18 0.04 4.34 15:50:18 3 91.27 0.00 3.46 0.03 0.03 5.22 15:50:18 4 93.29 0.00 3.59 0.09 0.03 2.99 15:50:18 5 91.87 0.00 3.18 0.00 0.06 4.89 15:50:18 6 90.95 0.17 3.29 0.05 0.03 5.51 15:50:18 7 92.07 0.08 3.22 0.01 0.02 4.59 Average: all 45.79 0.01 2.30 0.16 0.02 51.72 Average: 0 45.00 0.00 2.32 0.20 0.01 52.46 Average: 1 46.30 0.00 2.41 0.19 0.01 51.09 Average: 2 46.84 0.00 2.31 0.15 0.02 50.68 Average: 3 45.55 0.00 2.24 0.23 0.02 51.96 Average: 4 45.81 0.00 2.37 0.15 0.02 51.65 Average: 5 45.00 0.00 2.33 0.14 0.02 52.50 Average: 6 45.51 0.03 2.20 0.09 0.01 52.15 Average: 7 46.33 0.02 2.18 0.15 0.02 51.30