---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-327575 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 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 67G 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 608 10560 4 4820 15038 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:75:b7:54 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.228/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80903sec preferred_lft 80903sec inet6 fe80::f816:3eff:fe75:b754/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:41:65:a8:3d:c5 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-327575) 03/09/26 _x86_64_ (4 CPU) 09:03:15 LINUX RESTART (4 CPU) 09:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:01 28.16 0.03 25.02 3.12 0.38 2359.44 12064.03 09:30:03 20.37 0.01 18.56 1.79 0.15 3886.40 10266.28 09:40:03 2.16 0.00 2.16 0.00 0.00 26.87 0.00 09:50:01 2.00 0.00 2.00 0.00 0.00 23.65 0.00 10:00:03 1.52 0.00 1.52 0.00 0.00 17.41 0.00 10:10:03 1.64 0.02 1.62 0.00 1.64 18.39 0.04 10:20:01 1.55 0.00 1.55 0.00 0.25 17.41 0.00 10:30:03 1.54 0.00 1.54 0.00 0.00 17.63 0.00 Average: 7.36 0.01 6.74 0.61 0.30 796.76 2790.31 09:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:01 9329488 12914420 3042924 18.58 144816 3555696 3154636 18.11 718308 5914836 17912 09:30:03 7847308 12410360 3543048 21.64 160444 4476772 3533348 20.28 995592 7071768 300 09:40:03 7845796 12409696 3543708 21.64 161144 4476908 3533992 20.29 996292 7072420 312 09:50:01 7843276 12407872 3545532 21.65 161700 4477040 3534120 20.29 996828 7072804 220 10:00:03 7842772 12407768 3545620 21.66 162052 4477052 3534316 20.29 997196 7072940 216 10:10:03 7830232 12396068 3557380 21.73 162368 4477556 3534576 20.29 997604 7073704 192 10:20:01 7828720 12395112 3558272 21.73 162692 4477768 3535364 20.29 997936 7074644 308 10:30:03 7827964 12394764 3558648 21.73 163080 4477776 3534576 20.29 998296 7074032 220 Average: 8024444 12467008 3486892 21.30 159787 4362071 3486866 20.01 962256 6928394 2460 09:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:01 lo 1599.93 1599.93 1518.34 1518.34 0.00 0.00 0.00 0.00 09:20:01 ens3 25.15 21.10 10.90 6.59 0.00 0.00 0.00 0.00 09:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:03 lo 722.60 722.60 688.14 688.14 0.00 0.00 0.00 0.00 09:30:03 ens3 20.75 17.84 43.10 5.62 0.00 0.00 0.00 0.00 09:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:40:03 ens3 0.84 0.57 0.23 0.50 0.00 0.00 0.00 0.00 09:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:50:01 ens3 0.27 0.09 0.05 0.02 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:00:03 ens3 0.25 0.10 0.07 0.04 0.00 0.00 0.00 0.00 10:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:03 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 10:10:03 ens3 0.39 0.18 0.14 0.09 0.00 0.00 0.00 0.00 10:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:20:01 ens3 0.28 0.10 0.07 0.04 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:30:03 ens3 0.30 0.12 0.08 0.04 0.00 0.00 0.00 0.00 10:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 289.90 289.90 275.35 275.35 0.00 0.00 0.00 0.00 Average: ens3 6.03 5.01 6.85 1.62 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-327575) 03/09/26 _x86_64_ (4 CPU) 09:03:15 LINUX RESTART (4 CPU) 09:10:03 CPU %user %nice %system %iowait %steal %idle 09:20:01 all 64.88 0.00 2.42 0.06 0.10 32.53 09:20:01 0 63.85 0.00 2.39 0.08 0.11 33.57 09:20:01 1 65.64 0.00 2.87 0.08 0.10 31.30 09:20:01 2 64.35 0.00 2.34 0.05 0.10 33.16 09:20:01 3 65.67 0.00 2.09 0.04 0.10 32.10 09:30:03 all 40.06 0.00 1.57 0.33 0.08 57.96 09:30:03 0 38.23 0.00 1.72 0.76 0.08 59.21 09:30:03 1 41.39 0.00 1.49 0.26 0.08 56.79 09:30:03 2 40.88 0.00 1.45 0.23 0.07 57.37 09:30:03 3 39.75 0.00 1.63 0.08 0.08 58.46 09:40:03 all 0.17 0.00 0.05 0.15 0.02 99.61 09:40:03 0 0.06 0.00 0.03 0.42 0.01 99.47 09:40:03 1 0.11 0.00 0.05 0.09 0.02 99.74 09:40:03 2 0.35 0.00 0.08 0.03 0.02 99.52 09:40:03 3 0.19 0.00 0.05 0.05 0.02 99.70 09:50:01 all 0.25 0.00 0.06 0.04 0.02 99.64 09:50:01 0 0.16 0.00 0.05 0.01 0.02 99.77 09:50:01 1 0.28 0.00 0.05 0.03 0.02 99.63 09:50:01 2 0.49 0.00 0.08 0.01 0.02 99.41 09:50:01 3 0.07 0.00 0.05 0.10 0.02 99.76 10:00:03 all 0.29 0.00 0.05 0.03 0.01 99.61 10:00:03 0 0.04 0.00 0.03 0.01 0.01 99.91 10:00:03 1 0.57 0.00 0.05 0.07 0.02 99.29 10:00:03 2 0.41 0.00 0.05 0.01 0.01 99.52 10:00:03 3 0.14 0.00 0.08 0.02 0.02 99.73 10:10:03 all 0.23 0.00 0.06 0.01 0.01 99.68 10:10:03 0 0.04 0.00 0.03 0.02 0.01 99.91 10:10:03 1 0.60 0.00 0.08 0.01 0.02 99.30 10:10:03 2 0.16 0.00 0.07 0.00 0.02 99.76 10:10:03 3 0.15 0.00 0.08 0.03 0.02 99.73 10:20:01 all 0.39 0.00 0.05 0.01 0.02 99.53 10:20:01 0 0.24 0.00 0.04 0.02 0.01 99.70 10:20:01 1 0.12 0.00 0.06 0.00 0.02 99.80 10:20:01 2 1.15 0.00 0.07 0.00 0.02 98.75 10:20:01 3 0.05 0.00 0.04 0.01 0.02 99.89 10:30:03 all 0.15 0.00 0.05 0.01 0.02 99.78 10:30:03 0 0.08 0.00 0.07 0.02 0.02 99.81 10:30:03 1 0.32 0.00 0.04 0.00 0.02 99.61 10:30:03 2 0.12 0.00 0.05 0.00 0.02 99.80 10:30:03 3 0.07 0.00 0.03 0.00 0.01 99.89 Average: all 13.26 0.00 0.54 0.08 0.04 86.09 Average: 0 12.80 0.00 0.54 0.17 0.03 86.46 Average: 1 13.57 0.00 0.58 0.07 0.04 85.74 Average: 2 13.44 0.00 0.52 0.04 0.04 85.96 Average: 3 13.22 0.00 0.50 0.04 0.04 86.20