---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-28423 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 17G 61G 22% / 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 560 13718 3 1710 15099 Swap: 1023 128 895 ---> 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:82:13:a9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.21/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83855sec preferred_lft 83855sec inet6 fe80::f816:3eff:fe82:13a9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:c7:56:bd:ff:a9 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 inet6 fe80::acc7:56ff:febd:ffa9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-28423) 06/18/26 _x86_64_ (4 CPU) 16:19:02 LINUX RESTART (4 CPU) 16:20:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:30:01 135.22 10.42 119.39 5.40 864.18 37598.15 11853.08 16:40:01 95.98 45.83 33.41 16.74 1477.20 2684.14 215743.89 16:50:09 19.35 1.00 17.55 0.81 39.21 407.07 387.90 17:00:01 9.49 0.92 8.19 0.38 21.58 446.38 441.81 Average: 64.57 14.57 44.16 5.84 598.82 10098.79 57413.03 16:20:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:30:01 1752944 5473512 10456300 63.86 260896 3392128 11778900 67.61 2006920 11972112 2408 16:40:01 7819728 8865196 7118988 43.48 84808 1168896 8093140 46.45 706748 7545380 4060 16:50:09 13693316 14784148 1205264 7.36 89720 1208688 2119200 12.16 728284 1650816 184 17:00:01 10325800 11514708 4469820 27.30 95068 1297536 5364356 30.79 742296 5016256 372 Average: 8397947 10159391 5812593 35.50 132623 1766812 6838899 39.26 1046062 6546141 1756 16:20:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:30:01 lo 10.82 10.82 10.85 10.85 0.00 0.00 0.00 0.00 16:30:01 ens3 142.67 110.53 1947.80 11.91 0.00 0.00 0.00 0.00 16:30:01 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 16:40:01 lo 35.89 35.89 18.83 18.83 0.00 0.00 0.00 0.00 16:40:01 ens3 2.74 2.88 0.60 1.48 0.00 0.00 0.00 0.00 16:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:09 lo 20.28 20.28 9.80 9.80 0.00 0.00 0.00 0.00 16:50:09 ens3 0.94 0.81 0.19 0.20 0.00 0.00 0.00 0.00 16:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:01 lo 6.90 6.90 5.58 5.58 0.00 0.00 0.00 0.00 17:00:01 ens3 0.88 0.75 0.25 0.27 0.00 0.00 0.00 0.00 17:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.57 18.57 11.28 11.28 0.00 0.00 0.00 0.00 Average: ens3 36.09 28.19 477.32 3.41 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-16g-28423) 06/18/26 _x86_64_ (4 CPU) 16:19:02 LINUX RESTART (4 CPU) 16:20:17 CPU %user %nice %system %iowait %steal %idle 16:30:01 all 64.17 0.00 3.20 0.45 0.12 32.07 16:30:01 0 66.11 0.00 3.28 0.31 0.12 30.18 16:30:01 1 66.08 0.00 3.21 0.29 0.12 30.30 16:30:01 2 62.22 0.00 3.36 0.55 0.12 33.75 16:30:01 3 62.24 0.00 2.95 0.66 0.11 34.04 16:40:01 all 56.91 0.00 2.19 0.25 0.13 40.53 16:40:01 0 56.87 0.00 2.17 0.24 0.12 40.60 16:40:01 1 57.54 0.00 2.07 0.23 0.13 40.04 16:40:01 2 55.70 0.00 2.38 0.30 0.13 41.49 16:40:01 3 57.52 0.00 2.15 0.22 0.13 39.97 16:50:09 all 29.90 0.00 1.06 0.08 0.08 68.89 16:50:09 0 29.67 0.00 1.15 0.08 0.08 69.01 16:50:09 1 30.22 0.00 1.06 0.14 0.09 68.50 16:50:09 2 30.43 0.00 0.97 0.03 0.08 68.48 16:50:09 3 29.26 0.00 1.04 0.06 0.08 69.56 17:00:01 all 13.40 0.00 0.63 0.20 0.08 85.69 17:00:01 0 13.48 0.00 0.60 0.32 0.07 85.53 17:00:01 1 13.94 0.00 0.67 0.03 0.08 85.28 17:00:01 2 13.45 0.00 0.62 0.06 0.08 85.79 17:00:01 3 12.74 0.00 0.64 0.38 0.08 86.17 Average: all 40.96 0.00 1.76 0.24 0.10 56.94 Average: 0 41.39 0.00 1.79 0.24 0.10 56.49 Average: 1 41.79 0.00 1.74 0.17 0.10 56.19 Average: 2 40.33 0.00 1.82 0.23 0.10 57.51 Average: 3 40.33 0.00 1.69 0.33 0.10 57.56