---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-58923 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: 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 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 698 8603 4 6687 14947 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:1e:ea:59 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.242/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84253sec preferred_lft 84253sec inet6 fe80::f816:3eff:fe1e:ea59/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:09:db:6e:26:56 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-58923) 09/26/26 _x86_64_ (4 CPU) 17:27:04 LINUX RESTART (4 CPU) 17:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:40:24 26.35 0.43 22.77 3.15 20.45 3378.08 6243.62 17:50:44 30.96 0.02 27.80 3.14 0.57 2505.85 8704.77 18:00:01 4.61 0.03 4.39 0.19 0.53 2917.21 1865.66 Average: 21.21 0.16 18.82 2.23 7.44 2934.97 5737.12 17:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:40:24 9475816 13267128 2689096 16.42 138748 3766656 3042920 17.47 694208 5811472 27584 17:50:44 8671144 13069364 2883420 17.61 165040 4312464 2860592 16.42 831024 6439772 175364 18:00:01 7848476 13032020 2917960 17.82 170728 5061080 2876544 16.51 1037884 7004232 277776 Average: 8665145 13122837 2830159 17.29 158172 4380067 2926685 16.80 854372 6418492 160241 17:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:40:24 lo 1569.46 1569.46 1490.22 1490.22 0.00 0.00 0.00 0.00 17:40:24 ens3 56.83 42.49 170.54 13.77 0.00 0.00 0.00 0.00 17:40:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:44 lo 1509.12 1509.12 1438.22 1438.22 0.00 0.00 0.00 0.00 17:50:44 ens3 51.70 38.33 33.47 15.93 0.00 0.00 0.00 0.00 17:50:44 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:01 lo 2766.46 2766.46 10012.92 10012.92 0.00 0.00 0.00 0.00 18:00:01 ens3 16.12 13.06 85.90 2.99 0.00 0.00 0.00 0.00 18:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1919.00 1919.00 4109.11 4109.11 0.00 0.00 0.00 0.00 Average: ens3 42.47 31.95 97.13 11.18 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-58923) 09/26/26 _x86_64_ (4 CPU) 17:27:04 LINUX RESTART (4 CPU) 17:30:01 CPU %user %nice %system %iowait %steal %idle 17:40:24 all 67.28 0.00 2.66 0.09 0.02 29.96 17:40:24 0 66.84 0.00 2.25 0.13 0.01 30.77 17:40:24 1 67.32 0.00 3.00 0.08 0.02 29.59 17:40:24 2 68.19 0.00 2.84 0.06 0.02 28.88 17:40:24 3 66.77 0.00 2.53 0.09 0.01 30.60 17:50:44 all 63.22 0.00 2.87 0.12 0.03 33.76 17:50:44 0 62.62 0.00 2.79 0.18 0.02 34.39 17:50:44 1 64.82 0.00 2.78 0.07 0.03 32.31 17:50:44 2 62.16 0.00 2.90 0.11 0.03 34.80 17:50:44 3 63.30 0.00 3.02 0.13 0.03 33.52 18:00:01 all 30.40 0.00 1.39 0.06 0.02 68.14 18:00:01 0 29.48 0.00 2.22 0.04 0.01 68.25 18:00:01 1 28.31 0.00 1.08 0.03 0.01 70.57 18:00:01 2 34.90 0.00 1.13 0.07 0.02 63.87 18:00:01 3 28.90 0.00 1.12 0.10 0.02 69.86 Average: all 54.46 0.00 2.34 0.09 0.02 43.09 Average: 0 53.82 0.00 2.43 0.12 0.02 43.62 Average: 1 54.38 0.00 2.33 0.06 0.02 43.22 Average: 2 55.80 0.00 2.33 0.08 0.03 41.76 Average: 3 53.86 0.00 2.27 0.11 0.02 43.75