---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-22948 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 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 613 10663 4 4712 15033 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:d0:06:a4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.138/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81275sec preferred_lft 81275sec inet6 fe80::f816:3eff:fed0:6a4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:e0:54:8a:10:f7 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-22948) 01/07/26 _x86_64_ (4 CPU) 22:20:45 LINUX RESTART (4 CPU) 22:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:40:01 1.35 0.00 1.34 0.01 0.04 16.85 119.58 22:50:07 1.24 0.00 1.24 0.00 0.00 14.10 0.00 23:00:01 1.24 0.00 1.24 0.00 0.00 13.55 0.01 23:10:01 1.24 0.00 1.24 0.00 0.00 14.26 0.00 23:20:07 1.35 0.00 1.34 0.00 0.01 15.74 0.01 23:30:01 1.22 0.00 1.22 0.00 0.00 14.37 0.01 23:40:01 46.76 4.63 41.29 0.84 265.35 3334.29 2465.68 Average: 7.77 0.66 6.99 0.12 37.91 489.02 369.32 22:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:40:01 13436840 15518656 495752 3.03 58996 2246988 1153468 6.62 401956 2273468 204 22:50:07 13436112 15518276 496240 3.03 59316 2247000 1153468 6.62 402308 2274212 28 23:00:01 13436504 15519020 495512 3.03 59704 2247008 1153468 6.62 402700 2274756 200 23:10:01 13436164 15519080 495468 3.03 60024 2247080 1153532 6.62 403020 2275600 200 23:20:07 13445868 15529452 485064 2.96 60432 2247336 1153596 6.62 403420 2280576 196 23:30:01 13444872 15528860 485544 2.97 60796 2247356 1153596 6.62 403792 2281008 4 23:40:01 11388400 14436356 1528048 9.33 112632 3117460 1972496 11.32 626840 4039860 44192 Average: 13146394 15367100 640233 3.91 67414 2371461 1270518 7.29 434862 2528497 6432 22:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:40:01 ens3 0.32 0.16 0.10 0.06 0.00 0.00 0.00 0.00 22:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:50:07 ens3 0.16 0.08 0.04 0.02 0.00 0.00 0.00 0.00 22:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:00:01 ens3 0.18 0.08 0.04 0.02 0.00 0.00 0.00 0.00 23:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:10:01 ens3 0.16 0.07 0.04 0.02 0.00 0.00 0.00 0.00 23:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:20:07 ens3 0.35 0.38 0.05 0.49 0.00 0.00 0.00 0.00 23:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:30:01 ens3 0.17 0.09 0.04 0.02 0.00 0.00 0.00 0.00 23:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:40:01 lo 97.75 97.75 92.88 92.88 0.00 0.00 0.00 0.00 23:40:01 ens3 77.69 60.52 794.59 11.83 0.00 0.00 0.00 0.00 23:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 14.05 14.05 13.27 13.27 0.00 0.00 0.00 0.00 Average: ens3 11.29 8.77 113.56 1.78 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-22948) 01/07/26 _x86_64_ (4 CPU) 22:20:45 LINUX RESTART (4 CPU) 22:30:01 CPU %user %nice %system %iowait %steal %idle 22:40:01 all 0.16 0.00 0.05 0.06 0.01 99.73 22:40:01 0 0.24 0.00 0.06 0.01 0.02 99.66 22:40:01 1 0.07 0.00 0.05 0.16 0.01 99.71 22:40:01 2 0.27 0.00 0.04 0.06 0.01 99.62 22:40:01 3 0.03 0.00 0.04 0.01 0.01 99.91 22:50:07 all 0.14 0.00 0.04 0.05 0.01 99.75 22:50:07 0 0.02 0.00 0.04 0.03 0.01 99.90 22:50:07 1 0.51 0.00 0.05 0.04 0.02 99.37 22:50:07 2 0.02 0.00 0.04 0.13 0.01 99.80 22:50:07 3 0.01 0.00 0.03 0.01 0.01 99.94 23:00:01 all 0.18 0.00 0.04 0.01 0.01 99.75 23:00:01 0 0.03 0.00 0.06 0.03 0.02 99.86 23:00:01 1 0.65 0.00 0.04 0.00 0.02 99.29 23:00:01 2 0.02 0.00 0.04 0.01 0.01 99.92 23:00:01 3 0.01 0.00 0.03 0.01 0.01 99.94 23:10:01 all 0.13 0.00 0.03 0.06 0.01 99.77 23:10:01 0 0.02 0.00 0.04 0.23 0.02 99.69 23:10:01 1 0.48 0.00 0.03 0.01 0.02 99.47 23:10:01 2 0.01 0.00 0.03 0.00 0.01 99.96 23:10:01 3 0.02 0.00 0.02 0.00 0.01 99.95 23:20:07 all 0.21 0.00 0.03 0.01 0.01 99.73 23:20:07 0 0.17 0.00 0.04 0.04 0.01 99.75 23:20:07 1 0.56 0.00 0.03 0.00 0.01 99.39 23:20:07 2 0.08 0.00 0.03 0.00 0.01 99.87 23:20:07 3 0.05 0.00 0.03 0.00 0.01 99.91 23:30:01 all 0.02 0.00 0.03 0.01 0.01 99.92 23:30:01 0 0.01 0.00 0.02 0.02 0.01 99.93 23:30:01 1 0.02 0.00 0.03 0.00 0.01 99.94 23:30:01 2 0.05 0.00 0.05 0.00 0.02 99.87 23:30:01 3 0.02 0.00 0.03 0.01 0.01 99.94 23:40:01 all 12.29 0.00 0.67 0.30 0.03 86.71 23:40:01 0 11.92 0.00 0.82 0.60 0.03 86.63 23:40:01 1 11.43 0.00 0.39 0.07 0.03 88.09 23:40:01 2 10.77 0.00 0.75 0.44 0.04 88.01 23:40:01 3 15.02 0.00 0.72 0.10 0.03 84.14 Average: all 1.88 0.00 0.13 0.07 0.02 97.91 Average: 0 1.77 0.00 0.15 0.14 0.02 97.92 Average: 1 1.96 0.00 0.09 0.04 0.02 97.89 Average: 2 1.60 0.00 0.14 0.09 0.01 98.15 Average: 3 2.16 0.00 0.13 0.02 0.01 97.68