---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-806 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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): 4 On-line CPU(s) list: 0-3 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): 4 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 13G 66G 16% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 650 8779 4 6558 14994 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:e7:7f:00 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.16/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83703sec preferred_lft 83703sec inet6 fe80::f816:3eff:fee7:7f00/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:58:40:b9:0f:5c 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-806) 09/06/26 _x86_64_ (4 CPU) 05:23:20 LINUX RESTART (4 CPU) 05:30:50 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:12 28.92 3.11 23.05 2.76 171.65 4098.10 4105.72 05:50:34 25.34 0.01 22.61 2.72 0.24 2133.38 13360.60 06:00:07 16.42 0.04 14.94 1.44 1.00 3738.66 6601.56 Average: 23.58 1.01 20.25 2.31 55.33 3286.01 8193.20 05:30:50 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:12 9487200 13220492 2737232 16.72 143484 3704732 2844448 16.33 669652 5827912 170476 05:50:34 9170324 13151476 2802796 17.12 163872 3904028 2809908 16.13 767772 5994092 16324 06:00:07 7132508 13067136 2880596 17.59 175136 5779248 2891176 16.60 1426796 7287184 1079372 Average: 8596677 13146368 2806875 17.14 160831 4462669 2848511 16.35 954740 6369729 422057 05:30:50 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:12 lo 1552.18 1552.18 1473.51 1473.51 0.00 0.00 0.00 0.00 05:40:12 ens3 164.53 130.43 1074.17 23.24 0.00 0.00 0.00 0.00 05:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:34 lo 1131.89 1131.89 1078.21 1078.21 0.00 0.00 0.00 0.00 05:50:34 ens3 25.57 21.58 21.12 9.55 0.00 0.00 0.00 0.00 05:50:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:07 lo 897.51 897.51 7654.18 7654.18 0.00 0.00 0.00 0.00 06:00:07 ens3 28.22 22.95 106.27 7.40 0.00 0.00 0.00 0.00 06:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1189.82 1189.82 3351.63 3351.63 0.00 0.00 0.00 0.00 Average: ens3 70.89 56.85 385.79 13.23 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-806) 09/06/26 _x86_64_ (4 CPU) 05:23:20 LINUX RESTART (4 CPU) 05:30:50 CPU %user %nice %system %iowait %steal %idle 05:40:12 all 53.90 0.00 2.50 0.13 0.02 43.44 05:40:12 0 53.34 0.00 2.30 0.09 0.02 44.25 05:40:12 1 56.02 0.00 2.93 0.19 0.02 40.84 05:40:12 2 53.31 0.00 2.68 0.10 0.02 43.89 05:40:12 3 52.94 0.00 2.10 0.16 0.03 44.78 05:50:34 all 60.78 0.00 2.40 0.08 0.02 36.72 05:50:34 0 60.19 0.00 2.26 0.11 0.02 37.42 05:50:34 1 61.52 0.00 2.20 0.03 0.02 36.23 05:50:34 2 60.28 0.00 2.52 0.07 0.02 37.11 05:50:34 3 61.13 0.00 2.63 0.10 0.02 36.12 06:00:07 all 42.83 0.00 1.80 0.11 0.02 55.23 06:00:07 0 48.47 0.00 1.61 0.18 0.02 49.72 06:00:07 1 39.40 0.00 1.89 0.09 0.02 58.60 06:00:07 2 41.03 0.00 1.89 0.10 0.02 56.96 06:00:07 3 42.43 0.00 1.81 0.07 0.02 55.66 Average: all 52.72 0.00 2.24 0.11 0.02 44.92 Average: 0 54.17 0.00 2.06 0.13 0.02 43.62 Average: 1 52.54 0.00 2.33 0.10 0.02 45.01 Average: 2 51.77 0.00 2.37 0.09 0.02 45.76 Average: 3 52.39 0.00 2.19 0.11 0.02 45.28