---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4587 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: 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 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 68G 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 676 10370 4 4942 14970 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:fc:43:f7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.243/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84442sec preferred_lft 84442sec inet6 fe80::f816:3eff:fefc:43f7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:50:b1:e6:11:9e 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-4587) 01/26/26 _x86_64_ (4 CPU) 12:48:39 LINUX RESTART (4 CPU) 12:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:00:17 18.19 3.05 14.27 0.87 542.85 2766.64 25325.73 13:10:25 11.76 0.48 10.23 1.05 15.75 2615.69 266.03 13:20:01 25.92 0.61 21.24 4.07 22.24 3888.96 11035.13 Average: 18.49 1.40 15.13 1.95 198.32 3074.37 12289.38 12:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:00:17 11180964 14152880 1810352 11.06 113128 3034660 2226912 12.78 614020 4251564 36312 13:10:25 9706112 13455184 2501088 15.28 147904 3700708 2874992 16.50 808600 5452336 27572 13:20:01 10670972 15371320 578096 3.53 170460 4568496 1089944 6.26 1063632 4142620 284 Average: 10519349 14326461 1629845 9.95 143831 3767955 2063949 11.85 828751 4615507 21389 12:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:00:17 lo 0.40 0.40 0.05 0.05 0.00 0.00 0.00 0.00 13:00:17 ens3 61.34 47.62 712.66 8.31 0.00 0.00 0.00 0.00 13:00:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:25 lo 1.38 1.38 0.14 0.14 0.00 0.00 0.00 0.00 13:10:25 ens3 69.53 54.59 139.18 17.96 0.00 0.00 0.00 0.00 13:10:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 1546.98 1546.98 1462.36 1462.36 0.00 0.00 0.00 0.00 13:20:01 ens3 112.96 100.13 428.52 173.94 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 495.08 495.08 467.49 467.49 0.00 0.00 0.00 0.00 Average: ens3 80.60 66.76 428.04 64.51 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-4587) 01/26/26 _x86_64_ (4 CPU) 12:48:39 LINUX RESTART (4 CPU) 12:50:01 CPU %user %nice %system %iowait %steal %idle 13:00:17 all 11.35 0.00 0.67 0.45 0.04 87.49 13:00:17 0 11.08 0.00 0.70 0.45 0.04 87.73 13:00:17 1 10.33 0.00 0.65 0.18 0.03 88.82 13:00:17 2 12.87 0.00 0.57 0.55 0.04 85.96 13:00:17 3 11.12 0.00 0.75 0.63 0.04 87.46 13:10:25 all 74.43 0.00 2.19 0.07 0.12 23.19 13:10:25 0 74.75 0.00 2.14 0.08 0.12 22.91 13:10:25 1 75.44 0.00 2.17 0.05 0.11 22.22 13:10:25 2 73.15 0.00 2.12 0.10 0.13 24.51 13:10:25 3 74.38 0.00 2.33 0.06 0.12 23.11 13:20:01 all 48.87 0.00 2.09 0.23 0.09 48.72 13:20:01 0 48.80 0.00 2.12 0.06 0.08 48.93 13:20:01 1 46.16 0.00 2.05 0.18 0.09 51.52 13:20:01 2 53.02 0.00 2.31 0.44 0.09 44.14 13:20:01 3 47.50 0.00 1.88 0.23 0.09 50.29 Average: all 44.64 0.00 1.64 0.25 0.08 53.39 Average: 0 44.65 0.00 1.64 0.20 0.08 53.43 Average: 1 43.77 0.00 1.61 0.14 0.08 54.40 Average: 2 46.03 0.00 1.65 0.36 0.09 51.87 Average: 3 44.09 0.00 1.65 0.31 0.08 53.87