---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5346 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 12G 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 630 8734 4 6624 15016 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:73:94:a4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.9/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84240sec preferred_lft 84240sec inet6 fe80::f816:3eff:fe73:94a4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:1d:59:cf:46:19 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-5346) 01/28/26 _x86_64_ (4 CPU) 11:27:19 LINUX RESTART (4 CPU) 11:30:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:40:02 48.40 3.55 28.63 16.22 776.78 4147.26 249217.97 11:50:01 26.51 0.02 23.79 2.70 0.25 2217.19 7908.03 12:00:02 27.16 0.13 24.40 2.62 6.50 9310.88 29845.68 Average: 33.98 1.23 25.60 7.15 259.66 5231.52 95215.48 11:30:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:40:02 9723372 13321700 2637104 16.11 133964 3600744 3000376 17.22 843840 5438800 20796 11:50:01 8741900 12737260 3218428 19.66 153460 3944228 3428736 19.68 951584 6267836 27964 12:00:02 8963132 15385060 562188 3.43 176080 6266152 1105920 6.35 1791000 5106712 228 Average: 9142801 13814673 2139240 13.07 154501 4603708 2511677 14.42 1195475 5604449 16329 11:30:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:40:02 lo 1355.99 1355.99 1285.78 1285.78 0.00 0.00 0.00 0.00 11:40:02 ens3 117.23 89.24 1034.05 18.75 0.00 0.00 0.00 0.00 11:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:01 lo 1096.80 1096.80 1044.26 1044.26 0.00 0.00 0.00 0.00 11:50:01 ens3 39.04 31.03 23.81 11.42 0.00 0.00 0.00 0.00 11:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:02 lo 616.75 616.75 5002.53 5002.53 0.00 0.00 0.00 0.00 12:00:02 ens3 55.25 55.82 125.37 414.53 0.00 0.00 0.00 0.00 12:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1021.98 1021.98 2449.41 2449.41 0.00 0.00 0.00 0.00 Average: ens3 70.38 58.62 392.58 148.80 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-5346) 01/28/26 _x86_64_ (4 CPU) 11:27:19 LINUX RESTART (4 CPU) 11:30:07 CPU %user %nice %system %iowait %steal %idle 11:40:02 all 56.50 0.00 2.36 0.23 0.11 40.80 11:40:02 0 57.46 0.00 2.19 0.22 0.11 40.03 11:40:02 1 56.85 0.00 2.29 0.39 0.12 40.35 11:40:02 2 55.68 0.00 2.35 0.15 0.11 41.71 11:40:02 3 56.00 0.00 2.59 0.16 0.11 41.13 11:50:01 all 66.38 0.00 2.37 0.23 0.14 30.89 11:50:01 0 66.63 0.00 2.45 0.28 0.14 30.50 11:50:01 1 67.50 0.00 2.24 0.12 0.14 30.00 11:50:01 2 65.34 0.00 2.51 0.27 0.14 31.74 11:50:01 3 66.04 0.00 2.26 0.24 0.14 31.31 12:00:02 all 41.57 0.00 1.68 0.77 0.10 55.88 12:00:02 0 35.23 0.00 1.65 0.69 0.09 62.34 12:00:02 1 40.32 0.00 1.56 0.17 0.10 57.87 12:00:02 2 43.63 0.00 1.63 1.39 0.09 53.26 12:00:02 3 47.14 0.00 1.87 0.85 0.10 50.04 Average: all 54.80 0.00 2.13 0.41 0.12 42.55 Average: 0 53.05 0.00 2.09 0.40 0.11 44.34 Average: 1 54.87 0.00 2.03 0.22 0.12 42.76 Average: 2 54.88 0.00 2.16 0.61 0.11 42.24 Average: 3 56.39 0.00 2.24 0.42 0.12 40.83