---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-24185 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 910 24988 4 6192 30713 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:1d:c4:72 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.197/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83414sec preferred_lft 83414sec inet6 fe80::f816:3eff:fe1d:c472/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:a5:4a:e7:81:76 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-24185) 02/28/26 _x86_64_ (8 CPU) 17:58:29 LINUX RESTART (8 CPU) 18:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:10:17 11.64 2.34 8.85 0.45 127.07 1508.30 317.05 18:20:01 29.24 1.18 25.06 2.99 51.26 4510.28 8030.16 18:30:01 39.15 0.01 33.92 5.22 0.07 2702.42 16697.18 18:40:03 33.35 0.01 29.14 4.19 0.12 2937.43 36879.74 Average: 28.23 0.89 24.14 3.20 45.08 2894.44 15452.14 18:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:10:17 28432424 30999588 1332828 4.06 118352 2742208 1856052 5.47 397740 3651388 282712 18:20:01 25935124 29379616 2929324 8.91 168680 3506568 2922240 8.62 709592 5753796 18724 18:30:01 25005928 28859148 3445608 10.48 199972 3845548 3589572 10.59 822008 6548736 18348 18:40:03 24588044 29040860 3260388 9.92 224356 4376436 3469396 10.23 952740 6797332 106536 Average: 25990380 29569803 2742037 8.34 177840 3617690 2959315 8.73 720520 5687813 106580 18:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:10:17 lo 0.25 0.25 0.03 0.03 0.00 0.00 0.00 0.00 18:10:17 ens3 59.83 50.74 669.67 8.18 0.00 0.00 0.00 0.00 18:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:01 lo 1165.59 1165.59 1108.34 1108.34 0.00 0.00 0.00 0.00 18:20:01 ens3 93.77 67.70 367.80 20.45 0.00 0.00 0.00 0.00 18:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:01 lo 2136.42 2136.42 2034.59 2034.59 0.00 0.00 0.00 0.00 18:30:01 ens3 56.71 39.22 19.66 14.73 0.00 0.00 0.00 0.00 18:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:03 lo 1616.17 1616.17 1538.35 1538.35 0.00 0.00 0.00 0.00 18:40:03 ens3 59.03 41.22 20.46 16.04 0.00 0.00 0.00 0.00 18:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1222.38 1222.38 1163.45 1163.45 0.00 0.00 0.00 0.00 Average: ens3 67.10 49.60 271.11 14.77 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-24185) 02/28/26 _x86_64_ (8 CPU) 17:58:29 LINUX RESTART (8 CPU) 18:00:01 CPU %user %nice %system %iowait %steal %idle 18:10:17 all 2.61 0.00 0.19 0.06 0.02 97.12 18:10:17 0 3.52 0.00 0.19 0.01 0.01 96.27 18:10:17 1 3.38 0.00 0.21 0.13 0.02 96.26 18:10:17 2 2.68 0.00 0.29 0.20 0.02 96.82 18:10:17 3 2.58 0.00 0.19 0.05 0.01 97.17 18:10:17 4 2.55 0.00 0.11 0.01 0.02 97.31 18:10:17 5 1.64 0.00 0.16 0.03 0.03 98.14 18:10:17 6 1.67 0.00 0.15 0.01 0.01 98.16 18:10:17 7 2.87 0.00 0.24 0.02 0.02 96.85 18:20:01 all 39.96 0.00 1.64 0.32 0.08 58.00 18:20:01 0 41.16 0.00 1.61 0.04 0.08 57.11 18:20:01 1 48.56 0.00 1.97 0.07 0.09 49.31 18:20:01 2 38.08 0.00 1.77 0.09 0.08 59.99 18:20:01 3 39.96 0.00 1.52 0.80 0.08 57.64 18:20:01 4 35.61 0.00 1.45 1.41 0.07 61.46 18:20:01 5 40.56 0.00 1.48 0.02 0.08 57.86 18:20:01 6 39.11 0.00 1.69 0.04 0.08 59.08 18:20:01 7 36.64 0.00 1.66 0.05 0.08 61.58 18:30:01 all 37.97 0.00 1.80 0.13 0.07 60.03 18:30:01 0 36.40 0.00 1.48 0.03 0.07 62.02 18:30:01 1 40.99 0.00 1.92 0.09 0.07 56.92 18:30:01 2 37.70 0.00 1.69 0.13 0.07 60.41 18:30:01 3 33.94 0.00 1.70 0.18 0.07 64.11 18:30:01 4 41.17 0.00 1.72 0.07 0.07 56.96 18:30:01 5 34.85 0.00 2.17 0.14 0.07 62.77 18:30:01 6 40.44 0.00 1.65 0.14 0.07 57.71 18:30:01 7 38.27 0.00 2.08 0.23 0.07 59.35 18:40:03 all 36.12 0.00 1.76 0.73 0.07 61.32 18:40:03 0 32.76 0.00 1.66 0.30 0.07 65.21 18:40:03 1 34.27 0.00 1.66 0.76 0.07 63.23 18:40:03 2 37.39 0.00 2.27 0.18 0.07 60.08 18:40:03 3 34.01 0.00 1.72 0.61 0.07 63.60 18:40:03 4 36.03 0.00 1.74 0.05 0.08 62.10 18:40:03 5 38.15 0.00 1.64 0.81 0.08 59.33 18:40:03 6 37.43 0.00 1.80 0.99 0.08 59.71 18:40:03 7 38.89 0.00 1.59 2.11 0.08 57.33 Average: all 28.90 0.00 1.34 0.30 0.06 69.39 Average: 0 28.20 0.00 1.22 0.09 0.06 70.42 Average: 1 31.48 0.00 1.43 0.26 0.06 66.76 Average: 2 28.71 0.00 1.49 0.15 0.06 69.58 Average: 3 27.35 0.00 1.27 0.41 0.06 70.92 Average: 4 28.62 0.00 1.25 0.38 0.06 69.70 Average: 5 28.53 0.00 1.35 0.25 0.06 69.81 Average: 6 29.40 0.00 1.31 0.30 0.06 68.94 Average: 7 28.93 0.00 1.38 0.60 0.06 69.02