---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-35532 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 931 24826 4 6334 30693 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:9b:31:58 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.211/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83213sec preferred_lft 83213sec inet6 fe80::f816:3eff:fe9b:3158/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:22:70:7e:0f:f0 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-35532) 07/13/26 _x86_64_ (8 CPU) 13:30:41 LINUX RESTART (8 CPU) 13:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:50:18 14.84 0.01 1.39 13.43 0.18 15.68 499531.89 14:00:18 61.50 4.70 54.07 2.73 268.72 6421.72 10722.35 14:10:01 31.30 0.13 27.15 4.03 5.50 2437.67 6922.16 14:20:18 34.86 0.01 30.60 4.25 0.14 3162.55 14607.95 Average: 35.50 1.20 28.13 6.16 68.11 2993.07 135623.67 13:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:18 30223056 31876152 510116 1.55 60072 1930828 1489508 4.39 209456 2140576 36 14:00:18 25775516 29215988 3095576 9.42 153092 3523412 3292248 9.71 671672 5982512 52884 14:10:01 25402676 29241692 3065432 9.33 187324 3849180 3087936 9.11 784872 6195872 41584 14:20:18 23764044 28332520 3969920 12.08 215836 4497268 3932600 11.60 940288 7624684 175532 Average: 26291323 29666588 2660261 8.10 154081 3450172 2950573 8.70 651572 5485911 67509 13:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:50:18 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:50:18 ens3 0.40 0.12 0.20 0.04 0.00 0.00 0.00 0.00 13:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:18 lo 845.45 845.45 805.04 805.04 0.00 0.00 0.00 0.00 14:00:18 ens3 127.72 96.10 1083.98 18.47 0.00 0.00 0.00 0.00 14:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:01 lo 1792.56 1792.56 1707.09 1707.09 0.00 0.00 0.00 0.00 14:10:01 ens3 27.60 19.96 9.87 5.80 0.00 0.00 0.00 0.00 14:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:18 lo 1834.54 1834.54 1747.34 1747.34 0.00 0.00 0.00 0.00 14:20:18 ens3 24.02 20.31 9.17 7.02 0.00 0.00 0.00 0.00 14:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1110.46 1110.46 1057.53 1057.53 0.00 0.00 0.00 0.00 Average: ens3 44.59 33.88 273.83 7.78 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-35532) 07/13/26 _x86_64_ (8 CPU) 13:30:41 LINUX RESTART (8 CPU) 13:40:01 CPU %user %nice %system %iowait %steal %idle 13:50:18 all 0.04 0.00 0.02 0.02 0.01 99.92 13:50:18 0 0.02 0.00 0.01 0.00 0.00 99.97 13:50:18 1 0.18 0.00 0.04 0.00 0.02 99.76 13:50:18 2 0.01 0.00 0.02 0.02 0.00 99.94 13:50:18 3 0.03 0.00 0.05 0.13 0.01 99.78 13:50:18 4 0.01 0.00 0.01 0.01 0.01 99.96 13:50:18 5 0.04 0.00 0.02 0.00 0.00 99.94 13:50:18 6 0.01 0.00 0.00 0.00 0.00 99.99 13:50:18 7 0.00 0.00 0.00 0.00 0.00 99.99 14:00:18 all 33.21 0.00 1.43 0.16 0.07 65.13 14:00:18 0 28.13 0.00 1.14 0.39 0.06 70.28 14:00:18 1 35.00 0.00 1.45 0.05 0.07 63.43 14:00:18 2 32.52 0.00 1.57 0.47 0.07 65.37 14:00:18 3 36.14 0.00 1.58 0.08 0.07 62.14 14:00:18 4 39.06 0.00 1.76 0.12 0.08 58.98 14:00:18 5 26.14 0.00 1.10 0.06 0.06 72.65 14:00:18 6 34.00 0.00 1.40 0.04 0.06 64.49 14:00:18 7 34.74 0.00 1.43 0.05 0.07 63.71 14:10:01 all 37.48 0.00 1.59 0.05 0.07 60.82 14:10:01 0 36.02 0.00 1.72 0.02 0.07 62.17 14:10:01 1 34.36 0.00 1.49 0.05 0.08 64.01 14:10:01 2 39.75 0.00 1.66 0.04 0.08 58.48 14:10:01 3 35.71 0.00 1.64 0.03 0.07 62.55 14:10:01 4 36.83 0.00 1.48 0.09 0.07 61.52 14:10:01 5 41.60 0.00 1.51 0.02 0.07 56.80 14:10:01 6 35.82 0.00 1.66 0.11 0.07 62.35 14:10:01 7 39.72 0.00 1.54 0.02 0.07 58.65 14:20:18 all 37.91 0.00 1.78 0.06 0.08 60.18 14:20:18 0 33.75 0.00 1.76 0.11 0.08 64.30 14:20:18 1 35.93 0.00 1.96 0.05 0.08 61.98 14:20:18 2 37.51 0.00 1.96 0.08 0.08 60.38 14:20:18 3 40.55 0.00 1.63 0.04 0.08 57.70 14:20:18 4 41.08 0.00 1.84 0.04 0.08 56.96 14:20:18 5 40.72 0.00 1.61 0.05 0.08 57.54 14:20:18 6 33.82 0.00 1.72 0.05 0.07 64.34 14:20:18 7 39.90 0.00 1.80 0.04 0.07 58.19 Average: all 26.95 0.00 1.20 0.07 0.06 71.73 Average: 0 24.26 0.00 1.15 0.13 0.05 74.41 Average: 1 26.20 0.00 1.23 0.04 0.06 72.47 Average: 2 27.21 0.00 1.29 0.15 0.06 71.29 Average: 3 27.92 0.00 1.22 0.07 0.05 70.74 Average: 4 29.04 0.00 1.27 0.06 0.06 69.57 Average: 5 26.90 0.00 1.05 0.03 0.05 71.97 Average: 6 25.69 0.00 1.19 0.05 0.05 73.02 Average: 7 28.36 0.00 1.19 0.03 0.05 70.38