---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-42373 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 8781 4 6557 14995 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:3d:e4:6e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.232/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83764sec preferred_lft 83764sec inet6 fe80::f816:3eff:fe3d:e46e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:e2:e0:d8:3c:f3 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-42373) 08/29/26 _x86_64_ (4 CPU) 05:21:47 LINUX RESTART (4 CPU) 05:30:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:02 23.75 2.99 18.62 2.14 163.36 3732.05 3649.54 05:50:10 24.17 0.01 21.41 2.75 0.37 2146.93 6513.89 06:00:10 21.31 0.03 19.38 1.90 0.81 3856.51 4779.17 Average: 23.08 1.00 19.81 2.27 54.09 3237.80 4994.17 05:30:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:02 9913732 13457204 2500860 15.27 141720 3525180 2520908 14.47 641104 5413664 14312 05:50:10 8921820 12870024 3084816 18.84 156812 3880752 3111736 17.86 754316 6266692 20960 06:00:10 7774296 13103384 2846224 17.38 178184 5186728 2816864 16.17 1167580 6933988 502508 Average: 8869949 13143537 2810633 17.17 158905 4197553 2816503 16.17 854333 6204781 179260 05:30:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:02 lo 1238.90 1238.90 1174.81 1174.81 0.00 0.00 0.00 0.00 05:40:02 ens3 104.04 87.74 1034.91 18.81 0.00 0.00 0.00 0.00 05:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:10 lo 1304.79 1304.79 1242.59 1242.59 0.00 0.00 0.00 0.00 05:50:10 ens3 30.93 26.49 23.55 11.50 0.00 0.00 0.00 0.00 05:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:10 lo 1112.23 1112.23 7557.90 7557.90 0.00 0.00 0.00 0.00 06:00:10 ens3 27.11 21.64 103.07 8.02 0.00 0.00 0.00 0.00 06:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1218.94 1218.94 3325.41 3325.41 0.00 0.00 0.00 0.00 Average: ens3 53.69 45.00 382.48 12.75 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-42373) 08/29/26 _x86_64_ (4 CPU) 05:21:47 LINUX RESTART (4 CPU) 05:30:10 CPU %user %nice %system %iowait %steal %idle 05:40:02 all 47.85 0.00 2.24 0.09 0.02 49.80 05:40:02 0 48.92 0.00 2.36 0.11 0.02 48.59 05:40:02 1 46.93 0.00 2.27 0.11 0.01 50.69 05:40:02 2 46.48 0.00 2.21 0.09 0.01 51.20 05:40:02 3 49.08 0.00 2.13 0.04 0.02 48.73 05:50:10 all 65.17 0.00 2.61 0.07 0.02 32.13 05:50:10 0 66.97 0.00 2.42 0.04 0.01 30.56 05:50:10 1 64.41 0.00 2.64 0.05 0.01 32.88 05:50:10 2 65.05 0.00 2.75 0.06 0.02 32.12 05:50:10 3 64.26 0.00 2.63 0.12 0.02 32.97 06:00:10 all 47.22 0.00 2.14 0.10 0.01 50.53 06:00:10 0 45.25 0.00 2.42 0.09 0.01 52.22 06:00:10 1 51.47 0.00 1.94 0.19 0.01 46.39 06:00:10 2 45.84 0.00 2.27 0.06 0.02 51.81 06:00:10 3 46.30 0.00 1.91 0.06 0.01 51.71 Average: all 53.49 0.00 2.33 0.08 0.01 44.08 Average: 0 53.79 0.00 2.40 0.08 0.01 43.71 Average: 1 54.35 0.00 2.29 0.12 0.01 43.24 Average: 2 52.55 0.00 2.41 0.07 0.02 44.96 Average: 3 53.28 0.00 2.23 0.07 0.02 44.40