---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-22670 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: 5600.00 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 11G 67G 14% / 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 677 10412 4 4899 14969 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:bf:ac:56 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.216/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84471sec preferred_lft 84471sec inet6 fe80::f816:3eff:febf:ac56/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:67:db:c1:1f:60 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-22670) 06/02/26 _x86_64_ (4 CPU) 18:49:52 LINUX RESTART (4 CPU) 18:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:00:08 52.98 11.03 40.73 1.22 1505.95 8607.68 2487.01 19:10:08 11.02 0.46 9.43 1.12 18.09 2181.48 3481.67 19:20:08 27.70 0.71 22.89 4.09 23.48 3651.37 2610.00 Average: 30.67 4.10 24.43 2.14 520.23 4830.33 2857.90 18:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:00:08 10859796 13967844 1993928 12.18 119560 3138916 2374072 13.63 519052 4634792 34456 19:10:08 9891532 13621216 2334516 14.26 149340 3671000 2541748 14.59 679164 5383628 19188 19:20:08 10729464 15381556 568004 3.47 176256 4507072 1121316 6.44 926340 4223108 16 Average: 10493597 14323539 1632149 9.97 148385 3772329 2012379 11.55 708185 4747176 17887 18:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:00:08 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:00:08 ens3 133.30 97.27 1095.46 18.57 0.00 0.00 0.00 0.00 19:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:08 lo 1.41 1.41 0.14 0.14 0.00 0.00 0.00 0.00 19:10:08 ens3 71.42 55.73 102.82 18.36 0.00 0.00 0.00 0.00 19:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:08 lo 1659.52 1659.52 1571.57 1571.57 0.00 0.00 0.00 0.00 19:20:08 ens3 104.30 90.18 405.60 144.21 0.00 0.00 0.00 0.00 19:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 551.44 551.44 521.61 521.61 0.00 0.00 0.00 0.00 Average: ens3 103.14 81.13 537.12 60.20 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-22670) 06/02/26 _x86_64_ (4 CPU) 18:49:52 LINUX RESTART (4 CPU) 18:50:00 CPU %user %nice %system %iowait %steal %idle 19:00:08 all 24.05 0.00 1.23 0.77 0.06 73.89 19:00:08 0 24.10 0.00 1.00 0.26 0.05 74.58 19:00:08 1 25.32 0.00 1.52 1.71 0.06 71.40 19:00:08 2 23.81 0.00 1.13 0.20 0.06 74.80 19:00:08 3 22.98 0.00 1.27 0.91 0.05 74.77 19:10:08 all 71.71 0.00 2.31 0.03 0.12 25.82 19:10:08 0 71.14 0.00 2.38 0.03 0.12 26.33 19:10:08 1 70.92 0.00 2.31 0.06 0.12 26.58 19:10:08 2 72.97 0.00 2.26 0.01 0.12 24.64 19:10:08 3 71.82 0.00 2.31 0.03 0.13 25.72 19:20:08 all 41.21 0.00 1.97 0.08 0.07 56.67 19:20:08 0 47.05 0.00 2.03 0.09 0.08 50.75 19:20:08 1 40.09 0.00 1.98 0.05 0.08 57.81 19:20:08 2 38.99 0.00 2.06 0.10 0.07 58.77 19:20:08 3 38.70 0.00 1.81 0.07 0.07 59.35 Average: all 45.55 0.00 1.84 0.30 0.08 52.23 Average: 0 47.32 0.00 1.80 0.13 0.08 50.67 Average: 1 45.35 0.00 1.93 0.61 0.09 52.03 Average: 2 45.15 0.00 1.82 0.10 0.08 52.85 Average: 3 44.39 0.00 1.79 0.34 0.08 53.39