---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-25774 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 908 25005 4 6178 30716 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:65:6f:77 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.7/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83894sec preferred_lft 83894sec inet6 fe80::f816:3eff:fe65:6f77/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:12:cc:a6:1a:07 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-25774) 03/02/26 _x86_64_ (8 CPU) 21:53:48 LINUX RESTART (8 CPU) 22:00:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:22 30.73 0.23 26.92 3.58 9.85 3572.96 17203.46 22:20:29 35.51 0.01 30.93 4.57 0.08 2882.93 34929.50 22:30:12 31.13 0.03 27.34 3.76 0.77 3177.29 25000.84 Average: 32.48 0.09 28.41 3.97 3.61 3211.64 25717.83 22:00:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:22 26092156 29543448 2766392 8.42 167792 3512288 2758268 8.13 713072 5615868 14348 22:20:29 25465760 29443564 2861780 8.71 202776 3956720 2794652 8.24 847200 6046028 36096 22:30:12 25876712 31701980 596688 1.82 232076 5693120 1151960 3.40 1478748 4879388 1286940 Average: 25811543 30229664 2074953 6.31 200881 4387376 2234960 6.59 1013007 5513761 445795 22:00:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:22 lo 1348.97 1348.97 1283.27 1283.27 0.00 0.00 0.00 0.00 22:10:22 ens3 62.70 46.12 66.55 17.47 0.00 0.00 0.00 0.00 22:10:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:29 lo 1929.22 1929.22 1837.08 1837.08 0.00 0.00 0.00 0.00 22:20:29 ens3 47.04 34.07 15.99 13.79 0.00 0.00 0.00 0.00 22:20:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:12 lo 1371.07 1371.07 1304.47 1304.47 0.00 0.00 0.00 0.00 22:30:12 ens3 78.39 59.05 201.77 19.01 0.00 0.00 0.00 0.00 22:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1552.07 1552.07 1477.15 1477.15 0.00 0.00 0.00 0.00 Average: ens3 62.50 46.24 93.33 16.73 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-25774) 03/02/26 _x86_64_ (8 CPU) 21:53:48 LINUX RESTART (8 CPU) 22:00:15 CPU %user %nice %system %iowait %steal %idle 22:10:22 all 39.52 0.00 1.66 0.05 0.07 58.70 22:10:22 0 39.68 0.00 1.65 0.03 0.07 58.58 22:10:22 1 40.33 0.00 1.98 0.03 0.07 57.59 22:10:22 2 42.36 0.00 1.73 0.05 0.07 55.78 22:10:22 3 42.18 0.00 1.76 0.04 0.07 55.95 22:10:22 4 39.99 0.00 1.50 0.09 0.07 58.36 22:10:22 5 33.97 0.00 1.49 0.11 0.06 64.37 22:10:22 6 37.78 0.00 1.51 0.05 0.06 60.60 22:10:22 7 39.91 0.00 1.67 0.03 0.07 58.33 22:20:29 all 36.62 0.00 1.76 0.06 0.07 61.49 22:20:29 0 32.44 0.00 1.71 0.14 0.06 65.64 22:20:29 1 35.48 0.00 1.79 0.02 0.07 62.64 22:20:29 2 33.22 0.00 1.67 0.06 0.06 64.99 22:20:29 3 39.67 0.00 1.65 0.05 0.07 58.56 22:20:29 4 37.23 0.00 1.66 0.04 0.07 61.01 22:20:29 5 40.45 0.00 1.97 0.08 0.06 57.44 22:20:29 6 39.47 0.00 1.83 0.04 0.07 58.59 22:20:29 7 35.00 0.00 1.78 0.07 0.06 63.09 22:30:12 all 34.62 0.00 1.74 0.07 0.07 63.51 22:30:12 0 30.99 0.00 1.32 0.09 0.07 67.53 22:30:12 1 33.63 0.00 2.25 0.12 0.07 63.94 22:30:12 2 34.12 0.00 1.68 0.04 0.07 64.10 22:30:12 3 35.39 0.00 1.65 0.15 0.07 62.74 22:30:12 4 34.75 0.00 1.87 0.03 0.06 63.29 22:30:12 5 38.72 0.00 1.95 0.04 0.07 59.23 22:30:12 6 35.36 0.00 1.64 0.04 0.07 62.89 22:30:12 7 33.95 0.00 1.55 0.04 0.07 64.39 Average: all 36.95 0.00 1.72 0.06 0.07 61.20 Average: 0 34.42 0.00 1.56 0.09 0.07 63.86 Average: 1 36.52 0.00 2.00 0.05 0.07 61.35 Average: 2 36.60 0.00 1.70 0.05 0.07 61.59 Average: 3 39.13 0.00 1.69 0.08 0.07 59.03 Average: 4 37.36 0.00 1.67 0.06 0.06 60.85 Average: 5 37.70 0.00 1.80 0.08 0.06 60.36 Average: 6 37.56 0.00 1.66 0.04 0.07 60.66 Average: 7 36.32 0.00 1.67 0.05 0.07 61.90