---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1674 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 nrip_save 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 12G 144G 8% / 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 906 24984 4 6201 30717 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:23:ca:c7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.147/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83328sec preferred_lft 83328sec inet6 fe80::f816:3eff:fe23:cac7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:63:64:29:1e:a7 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1674) 04/10/26 _x86_64_ (8 CPU) 02:24:59 LINUX RESTART (8 CPU) 02:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:40:01 58.20 4.72 37.61 15.87 272.81 4510.81 514414.17 02:50:01 26.61 0.15 23.17 3.29 6.49 2823.96 7974.72 03:00:01 32.67 0.01 28.40 4.26 0.05 2557.72 10792.60 03:10:01 31.97 0.02 28.10 3.85 0.44 3154.24 25544.67 Average: 37.36 1.23 29.32 6.82 69.95 3261.68 139681.54 02:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:40:01 27608796 30501016 1820800 5.54 130144 3046320 2103228 6.20 556848 4316620 17152 02:50:01 25705164 29225632 3083364 9.38 168868 3577224 3119732 9.20 720340 5985444 10508 03:00:01 25263832 29359852 2945808 8.96 202156 4071584 3502976 10.33 849400 6257916 154072 03:10:01 24378280 29278972 3021524 9.19 233524 4792848 2971120 8.76 1027224 6887916 362716 Average: 25739018 29591368 2717874 8.27 183673 3871994 2924264 8.62 788453 5861974 136112 02:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:40:01 lo 385.81 385.81 367.49 367.49 0.00 0.00 0.00 0.00 02:40:01 ens3 120.45 90.68 1122.04 18.45 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 02:50:01 lo 1254.41 1254.41 1193.89 1193.89 0.00 0.00 0.00 0.00 02:50:01 ens3 47.77 36.83 22.67 15.50 0.00 0.00 0.00 0.00 02:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:01 lo 1895.82 1895.82 1805.69 1805.69 0.00 0.00 0.00 0.00 03:00:01 ens3 40.83 30.57 15.81 13.66 0.00 0.00 0.00 0.00 03:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 lo 1480.06 1480.06 1409.16 1409.16 0.00 0.00 0.00 0.00 03:10:01 ens3 61.29 46.18 157.39 17.42 0.00 0.00 0.00 0.00 03:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1254.02 1254.02 1194.06 1194.06 0.00 0.00 0.00 0.00 Average: ens3 67.59 51.06 329.48 16.26 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1674) 04/10/26 _x86_64_ (8 CPU) 02:24:59 LINUX RESTART (8 CPU) 02:30:01 CPU %user %nice %system %iowait %steal %idle 02:40:01 all 12.73 0.00 0.73 0.16 0.03 86.35 02:40:01 0 12.41 0.00 0.76 0.05 0.03 86.75 02:40:01 1 12.20 0.00 0.70 0.08 0.04 86.99 02:40:01 2 13.65 0.00 0.76 0.08 0.04 85.47 02:40:01 3 12.88 0.00 0.64 0.08 0.03 86.37 02:40:01 4 14.42 0.00 0.74 0.24 0.04 84.57 02:40:01 5 13.93 0.00 0.86 0.15 0.03 85.03 02:40:01 6 11.71 0.00 0.79 0.60 0.04 86.86 02:40:01 7 10.64 0.00 0.56 0.03 0.03 88.74 02:50:01 all 40.12 0.00 1.70 0.04 0.08 58.06 02:50:01 0 37.15 0.00 1.85 0.04 0.08 60.89 02:50:01 1 41.33 0.00 1.67 0.06 0.09 56.86 02:50:01 2 42.46 0.00 1.71 0.04 0.08 55.70 02:50:01 3 41.92 0.00 1.65 0.04 0.09 56.30 02:50:01 4 43.52 0.00 1.96 0.04 0.09 54.40 02:50:01 5 39.70 0.00 1.54 0.02 0.08 58.66 02:50:01 6 37.45 0.00 1.55 0.06 0.07 60.87 02:50:01 7 37.41 0.00 1.66 0.04 0.08 60.80 03:00:01 all 37.09 0.00 1.71 0.32 0.08 60.80 03:00:01 0 36.34 0.00 1.68 0.07 0.08 61.83 03:00:01 1 37.57 0.00 1.71 0.04 0.08 60.61 03:00:01 2 37.80 0.00 1.76 1.17 0.08 59.19 03:00:01 3 39.70 0.00 2.27 0.06 0.08 57.89 03:00:01 4 37.06 0.00 1.61 0.02 0.08 61.23 03:00:01 5 34.60 0.00 1.73 1.16 0.08 62.43 03:00:01 6 36.39 0.00 1.53 0.04 0.08 61.97 03:00:01 7 37.27 0.00 1.41 0.03 0.08 61.21 03:10:01 all 36.63 0.00 1.79 0.05 0.10 61.44 03:10:01 0 36.02 0.00 1.68 0.11 0.10 62.10 03:10:01 1 33.38 0.00 1.80 0.04 0.09 64.69 03:10:01 2 37.44 0.00 1.72 0.04 0.10 60.70 03:10:01 3 41.82 0.00 2.24 0.04 0.11 55.79 03:10:01 4 38.89 0.00 1.56 0.02 0.10 59.43 03:10:01 5 36.20 0.00 1.61 0.06 0.10 62.04 03:10:01 6 31.80 0.00 1.84 0.06 0.09 66.22 03:10:01 7 37.49 0.00 1.87 0.04 0.09 60.51 Average: all 31.63 0.00 1.48 0.14 0.07 66.67 Average: 0 30.47 0.00 1.49 0.07 0.07 67.90 Average: 1 31.11 0.00 1.47 0.05 0.07 67.30 Average: 2 32.83 0.00 1.49 0.33 0.07 65.28 Average: 3 34.07 0.00 1.70 0.05 0.08 64.10 Average: 4 33.45 0.00 1.47 0.08 0.08 64.93 Average: 5 31.10 0.00 1.44 0.35 0.07 67.05 Average: 6 29.33 0.00 1.42 0.19 0.07 68.99 Average: 7 30.67 0.00 1.37 0.04 0.07 67.85