---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-23761 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): 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 nrip_save 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 12G 67G 15% / 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 783 9168 4 6037 14863 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:fb:9a:32 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.243/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83932sec preferred_lft 83932sec inet6 fe80::f816:3eff:fefb:9a32/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:a7:9b:df:ee:53 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-4c-4g-23761) 06/04/26 _x86_64_ (4 CPU) 20:25:21 LINUX RESTART (4 CPU) 20:30:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:08 32.80 2.58 15.34 14.89 345.11 3971.92 259902.00 20:50:08 57.89 0.34 47.53 10.02 9.94 4441.64 25843.88 21:00:01 41.49 0.30 34.37 6.82 11.87 5243.11 20645.38 Average: 44.07 1.07 32.41 10.59 122.61 4550.03 102357.39 20:30:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:08 9670720 13390528 2565920 15.67 158408 3664804 2889636 16.59 691796 5604724 53116 20:50:08 8410784 13128432 2819676 17.22 207020 4534176 2997124 17.20 915428 6546048 112808 21:00:01 9545676 15360148 583528 3.56 242172 5532208 1107880 6.36 1295920 4954628 160 Average: 9209060 13959703 1989708 12.15 202533 4577063 2331547 13.38 967715 5701800 55361 20:30:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:08 lo 1.32 1.32 0.13 0.13 0.00 0.00 0.00 0.00 20:40:08 ens3 111.60 87.70 667.96 21.43 0.00 0.00 0.00 0.00 20:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:08 lo 5012.26 5012.26 4779.88 4779.88 0.00 0.00 0.00 0.00 20:50:08 ens3 90.31 67.68 321.51 20.31 0.00 0.00 0.00 0.00 20:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 lo 3272.24 3272.24 3115.40 3115.40 0.00 0.00 0.00 0.00 21:00:01 ens3 89.50 73.56 107.23 59.23 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2761.14 2761.14 2631.05 2631.05 0.00 0.00 0.00 0.00 Average: ens3 97.16 76.32 366.36 33.57 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-4c-4g-23761) 06/04/26 _x86_64_ (4 CPU) 20:25:21 LINUX RESTART (4 CPU) 20:30:10 CPU %user %nice %system %iowait %steal %idle 20:40:08 all 62.93 0.00 2.26 0.61 0.10 34.10 20:40:08 0 63.00 0.00 2.34 0.57 0.09 34.00 20:40:08 1 63.10 0.00 2.14 0.26 0.10 34.41 20:40:08 2 63.04 0.00 2.36 0.66 0.10 33.85 20:40:08 3 62.59 0.00 2.21 0.97 0.10 34.14 20:50:08 all 63.00 0.00 3.97 0.43 0.10 32.50 20:50:08 0 64.15 0.00 4.08 0.77 0.10 30.90 20:50:08 1 63.53 0.00 3.77 0.52 0.10 32.09 20:50:08 2 63.00 0.00 3.87 0.25 0.10 32.78 20:50:08 3 61.34 0.00 4.16 0.17 0.10 34.23 21:00:01 all 56.37 0.00 3.32 0.11 0.10 40.10 21:00:01 0 58.12 0.00 3.97 0.10 0.10 37.72 21:00:01 1 54.39 0.00 3.00 0.08 0.10 42.43 21:00:01 2 58.06 0.00 2.98 0.10 0.10 38.76 21:00:01 3 54.92 0.00 3.33 0.17 0.09 41.48 Average: all 60.78 0.00 3.18 0.39 0.10 35.55 Average: 0 61.77 0.00 3.46 0.48 0.10 34.19 Average: 1 60.36 0.00 2.97 0.29 0.10 36.28 Average: 2 61.37 0.00 3.07 0.34 0.10 35.12 Average: 3 59.63 0.00 3.24 0.44 0.10 36.60