---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-9183 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 26G 130G 17% / 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 857 11539 4 19695 30767 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:e6:cc:0e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.238/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83965sec preferred_lft 83965sec inet6 fe80::f816:3eff:fee6:cc0e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:f1:11:7a:07:74 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::bcf1:11ff:fe7a:774/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-9183) 05/09/26 _x86_64_ (8 CPU) 12:16:30 LINUX RESTART (8 CPU) 12:20:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:01 3.17 0.25 2.77 0.14 209.46 277.02 239.16 12:40:04 36.16 2.84 32.50 0.81 222.37 1187.17 742.54 12:50:03 284.58 0.97 275.95 7.65 57.91 57733.17 342548.35 Average: 107.92 1.36 103.70 2.87 163.34 19710.25 114366.54 12:20:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:01 30033008 31788940 596292 1.81 61992 2031644 1535004 4.53 246464 2299460 236 12:40:04 29052344 31448524 899836 2.74 102568 2599600 1575296 4.65 364556 3107596 345524 12:50:03 14206288 30869588 1374668 4.18 389548 15865532 1843472 5.44 5988040 11481856 1154116 Average: 24430547 31369017 956932 2.91 184703 6832259 1651257 4.87 2199687 5629637 499959 12:20:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 12:30:01 ens3 3.64 2.12 59.71 0.45 0.00 0.00 0.00 0.00 12:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:04 lo 0.38 0.38 0.04 0.04 0.00 0.00 0.00 0.00 12:40:04 ens3 35.28 25.95 257.83 8.11 0.00 0.00 0.00 0.00 12:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:03 lo 0.32 0.32 0.03 0.03 0.00 0.00 0.00 0.00 12:50:03 ens3 105.75 62.87 2397.24 9.83 0.00 0.00 0.00 0.00 12:50:03 docker0 2.66 3.37 0.16 89.39 0.00 0.00 0.00 0.00 Average: lo 0.28 0.28 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 48.25 30.34 904.39 6.14 0.00 0.00 0.00 0.00 Average: docker0 0.89 1.12 0.05 29.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-9183) 05/09/26 _x86_64_ (8 CPU) 12:16:30 LINUX RESTART (8 CPU) 12:20:04 CPU %user %nice %system %iowait %steal %idle 12:30:01 all 0.11 0.00 0.03 0.02 0.01 99.83 12:30:01 0 0.02 0.00 0.03 0.02 0.01 99.92 12:30:01 1 0.30 0.00 0.03 0.02 0.01 99.65 12:30:01 2 0.38 0.00 0.08 0.02 0.02 99.51 12:30:01 3 0.04 0.00 0.02 0.01 0.01 99.91 12:30:01 4 0.02 0.00 0.01 0.00 0.00 99.96 12:30:01 5 0.02 0.00 0.02 0.09 0.00 99.87 12:30:01 6 0.03 0.00 0.02 0.00 0.01 99.94 12:30:01 7 0.11 0.00 0.02 0.01 0.00 99.86 12:40:04 all 1.41 0.00 0.17 0.14 0.01 98.27 12:40:04 0 0.68 0.00 0.20 0.29 0.01 98.82 12:40:04 1 1.14 0.00 0.08 0.01 0.01 98.75 12:40:04 2 1.87 0.00 0.28 0.39 0.01 97.45 12:40:04 3 0.68 0.00 0.07 0.03 0.01 99.21 12:40:04 4 2.17 0.00 0.15 0.10 0.01 97.58 12:40:04 5 1.00 0.00 0.18 0.16 0.01 98.65 12:40:04 6 1.27 0.00 0.19 0.05 0.01 98.48 12:40:04 7 2.49 0.00 0.21 0.10 0.01 97.19 12:50:03 all 10.17 0.00 5.10 1.27 0.07 83.39 12:50:03 0 9.20 0.00 4.63 0.50 0.06 85.61 12:50:03 1 10.89 0.00 5.33 0.59 0.07 83.13 12:50:03 2 10.29 0.00 5.44 1.61 0.07 82.59 12:50:03 3 11.35 0.00 5.56 2.61 0.07 80.41 12:50:03 4 8.40 0.00 4.83 0.87 0.06 85.84 12:50:03 5 10.98 0.00 5.17 0.68 0.07 83.10 12:50:03 6 9.49 0.00 4.92 1.53 0.07 83.99 12:50:03 7 10.79 0.00 4.93 1.80 0.07 82.42 Average: all 3.88 0.00 1.75 0.48 0.03 93.87 Average: 0 3.28 0.00 1.61 0.27 0.03 94.81 Average: 1 4.08 0.00 1.80 0.20 0.03 93.89 Average: 2 4.16 0.00 1.92 0.67 0.03 93.23 Average: 3 3.99 0.00 1.87 0.88 0.03 93.24 Average: 4 3.52 0.00 1.65 0.32 0.02 94.49 Average: 5 3.98 0.00 1.78 0.31 0.03 93.91 Average: 6 3.57 0.00 1.70 0.52 0.03 94.17 Average: 7 4.44 0.00 1.71 0.63 0.02 93.19