---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4627 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: 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 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 912 24906 4 6273 30712 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:e8:2e:e5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.124/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81892sec preferred_lft 81892sec inet6 fe80::f816:3eff:fee8:2ee5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:95:d0:00:f9:3b 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-4627) 04/19/26 _x86_64_ (8 CPU) 12:31:08 LINUX RESTART (8 CPU) 12:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:50 1.19 0.00 1.19 0.00 0.04 13.77 0.12 13:00:31 1.17 0.00 1.17 0.00 0.00 13.52 0.00 13:10:24 32.14 4.37 27.08 0.70 262.43 3544.67 947.01 13:20:01 25.09 0.53 21.73 2.83 18.88 3511.59 6998.34 13:30:35 49.86 0.01 30.85 18.99 0.20 2509.88 490305.72 13:40:15 30.36 0.01 26.63 3.73 0.07 2834.74 17287.20 Average: 23.30 0.80 17.99 4.50 46.09 2041.20 90071.65 12:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:50 30237560 31877340 509552 1.55 60336 1917312 1510744 4.46 200092 2132532 4 13:00:31 30235580 31875740 510984 1.55 60720 1917320 1510808 4.46 200464 2134200 20 13:10:24 27771516 30651124 1673440 5.09 125312 3039308 2636988 7.78 461528 4244640 250856 13:20:01 25881448 29361824 2948712 8.97 168092 3540232 2975424 8.77 704844 5829092 14336 13:30:35 25144048 29122292 3183596 9.69 199768 3966516 3235004 9.54 828916 6398636 98140 13:40:15 24732100 29182400 3120304 9.50 221376 4380728 3070100 9.05 963068 6647556 72908 Average: 27333709 30345120 1991098 6.06 139267 3126903 2489845 7.34 559819 4564443 72711 12:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:50 lo 0.09 0.09 0.01 0.01 0.00 0.00 0.00 0.00 12:50:50 ens3 0.21 0.08 0.04 0.02 0.00 0.00 0.00 0.00 12:50:50 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:31 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:00:31 ens3 0.33 0.17 0.10 0.06 0.00 0.00 0.00 0.00 13:00:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:24 lo 3.51 3.51 2.99 2.99 0.00 0.00 0.00 0.00 13:10:24 ens3 106.80 78.48 1035.42 15.38 0.00 0.00 0.00 0.00 13:10:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 1123.29 1123.29 1068.74 1068.74 0.00 0.00 0.00 0.00 13:20:01 ens3 55.82 43.74 97.78 16.05 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:35 lo 1991.20 1991.20 1897.08 1897.08 0.00 0.00 0.00 0.00 13:30:35 ens3 44.92 31.46 16.86 12.53 0.00 0.00 0.00 0.00 13:30:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:15 lo 1388.00 1388.00 1321.32 1321.32 0.00 0.00 0.00 0.00 13:40:15 ens3 55.71 38.89 20.78 16.11 0.00 0.00 0.00 0.00 13:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 751.89 751.89 715.86 715.86 0.00 0.00 0.00 0.00 Average: ens3 43.33 31.64 191.67 9.88 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-4627) 04/19/26 _x86_64_ (8 CPU) 12:31:08 LINUX RESTART (8 CPU) 12:40:00 CPU %user %nice %system %iowait %steal %idle 12:50:50 all 0.04 0.00 0.01 0.00 0.01 99.94 12:50:50 0 0.01 0.00 0.01 0.00 0.00 99.97 12:50:50 1 0.02 0.00 0.02 0.00 0.02 99.95 12:50:50 2 0.04 0.00 0.01 0.02 0.01 99.92 12:50:50 3 0.18 0.00 0.04 0.00 0.02 99.76 12:50:50 4 0.02 0.00 0.01 0.00 0.01 99.97 12:50:50 5 0.01 0.00 0.01 0.00 0.01 99.97 12:50:50 6 0.01 0.00 0.01 0.00 0.01 99.97 12:50:50 7 0.02 0.00 0.01 0.00 0.00 99.97 13:00:31 all 0.04 0.00 0.02 0.00 0.01 99.93 13:00:31 0 0.01 0.00 0.01 0.00 0.00 99.98 13:00:31 1 0.11 0.00 0.02 0.00 0.02 99.85 13:00:31 2 0.01 0.00 0.02 0.02 0.01 99.94 13:00:31 3 0.13 0.00 0.04 0.00 0.01 99.82 13:00:31 4 0.01 0.00 0.01 0.00 0.00 99.98 13:00:31 5 0.01 0.00 0.02 0.00 0.01 99.97 13:00:31 6 0.02 0.00 0.01 0.00 0.01 99.97 13:00:31 7 0.02 0.00 0.01 0.01 0.00 99.96 13:10:24 all 6.63 0.00 0.40 0.60 0.03 92.34 13:10:24 0 5.73 0.00 0.27 0.58 0.02 93.39 13:10:24 1 7.17 0.00 0.46 0.18 0.03 92.16 13:10:24 2 9.41 0.00 0.51 0.80 0.04 89.25 13:10:24 3 5.94 0.00 0.58 0.76 0.03 92.69 13:10:24 4 6.54 0.00 0.40 0.18 0.03 92.84 13:10:24 5 5.90 0.00 0.47 0.12 0.03 93.49 13:10:24 6 6.87 0.00 0.24 1.96 0.03 90.89 13:10:24 7 5.51 0.00 0.30 0.17 0.02 94.00 13:20:01 all 40.28 0.00 1.62 0.08 0.12 57.91 13:20:01 0 38.08 0.00 1.38 0.05 0.11 60.38 13:20:01 1 43.90 0.00 1.78 0.06 0.13 54.13 13:20:01 2 38.00 0.00 1.56 0.08 0.11 60.24 13:20:01 3 37.97 0.00 1.94 0.05 0.11 59.93 13:20:01 4 40.59 0.00 1.74 0.12 0.12 57.42 13:20:01 5 41.28 0.00 1.50 0.05 0.12 57.04 13:20:01 6 42.71 0.00 1.54 0.03 0.12 55.60 13:20:01 7 39.68 0.00 1.51 0.16 0.12 58.53 13:30:35 all 37.66 0.00 1.79 0.09 0.11 60.35 13:30:35 0 35.49 0.00 1.80 0.06 0.11 62.53 13:30:35 1 35.34 0.00 1.97 0.08 0.11 62.50 13:30:35 2 39.32 0.00 1.97 0.05 0.12 58.53 13:30:35 3 38.32 0.00 1.62 0.04 0.12 59.90 13:30:35 4 37.58 0.00 1.78 0.04 0.12 60.48 13:30:35 5 39.73 0.00 1.58 0.07 0.11 58.51 13:30:35 6 37.08 0.00 1.85 0.19 0.11 60.77 13:30:35 7 38.44 0.00 1.72 0.16 0.11 59.58 13:40:15 all 36.73 0.00 1.73 0.06 0.11 61.37 13:40:15 0 33.46 0.00 1.67 0.08 0.11 64.69 13:40:15 1 38.14 0.00 1.66 0.04 0.12 60.04 13:40:15 2 39.09 0.00 1.93 0.03 0.11 58.83 13:40:15 3 39.54 0.00 1.61 0.09 0.11 58.65 13:40:15 4 37.87 0.00 1.61 0.02 0.11 60.39 13:40:15 5 35.29 0.00 2.02 0.11 0.10 62.48 13:40:15 6 31.88 0.00 1.86 0.05 0.10 66.11 13:40:15 7 38.58 0.00 1.49 0.03 0.12 59.78 Average: all 19.99 0.00 0.92 0.14 0.06 78.89 Average: 0 18.58 0.00 0.85 0.13 0.06 80.38 Average: 1 20.49 0.00 0.98 0.06 0.07 78.40 Average: 2 20.76 0.00 0.99 0.17 0.07 78.02 Average: 3 20.13 0.00 0.96 0.16 0.07 78.69 Average: 4 20.18 0.00 0.92 0.06 0.06 78.78 Average: 5 20.15 0.00 0.92 0.06 0.06 78.80 Average: 6 19.52 0.00 0.91 0.37 0.06 79.13 Average: 7 20.14 0.00 0.83 0.09 0.06 78.88