---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3667 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 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 673 8538 4 6776 14973 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:53:b2:4d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.129/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82056sec preferred_lft 82056sec inet6 fe80::f816:3eff:fe53:b24d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:5e:11:b0:e7:e0 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-3667) 01/23/26 _x86_64_ (4 CPU) 18:23:27 LINUX RESTART (4 CPU) 18:30:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:00 1.67 0.01 1.66 0.01 0.04 21.29 111.63 18:50:36 1.50 0.00 1.50 0.00 0.00 16.80 0.00 19:00:36 1.57 0.00 1.57 0.00 0.00 17.51 0.00 19:10:36 51.74 5.08 44.69 1.98 286.20 4729.59 4641.32 19:20:13 28.15 0.02 24.96 3.17 0.35 2403.51 7538.62 19:30:22 23.71 0.02 21.33 2.36 0.46 4128.88 17196.46 Average: 17.92 0.85 15.83 1.24 47.78 1879.04 4903.21 18:30:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:00 13296360 15502584 509416 3.11 62096 2367560 1126340 6.47 430652 2389440 8 18:50:36 13295604 15502416 509600 3.11 62688 2367568 1126340 6.47 431232 2390156 4 19:00:36 13295352 15502924 509220 3.11 63280 2367704 1126340 6.47 431848 2390804 12 19:10:36 9954512 13494992 2465024 15.06 126948 3566416 2534452 14.55 804892 5260060 31032 19:20:13 8956292 12933508 3021256 18.45 151112 3938648 3029208 17.39 951604 6041028 17784 19:30:22 7675372 12637160 3314064 20.24 163648 4868240 3643948 20.92 1238968 7002536 5496 Average: 11078915 14262264 1721430 10.51 104962 3246023 2097771 12.04 714866 4245671 9056 18:30:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:40:00 ens3 0.27 0.12 0.07 0.04 0.00 0.00 0.00 0.00 18:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:36 lo 0.09 0.09 0.01 0.01 0.00 0.00 0.00 0.00 18:50:36 ens3 0.16 0.07 0.04 0.02 0.00 0.00 0.00 0.00 18:50:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:36 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:00:36 ens3 0.15 0.08 0.04 0.02 0.00 0.00 0.00 0.00 19:00:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:36 lo 681.37 681.37 648.41 648.41 0.00 0.00 0.00 0.00 19:10:36 ens3 132.67 100.71 1094.77 20.40 0.00 0.00 0.00 0.00 19:10:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:13 lo 1366.81 1366.81 1295.68 1295.68 0.00 0.00 0.00 0.00 19:20:13 ens3 44.38 34.64 23.88 12.07 0.00 0.00 0.00 0.00 19:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:22 lo 989.30 989.30 5300.30 5300.30 0.00 0.00 0.00 0.00 19:30:22 ens3 39.26 29.24 28.79 9.92 0.00 0.00 0.00 0.00 19:30:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 499.37 499.37 1211.04 1211.04 0.00 0.00 0.00 0.00 Average: ens3 35.92 27.30 190.96 7.02 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-3667) 01/23/26 _x86_64_ (4 CPU) 18:23:27 LINUX RESTART (4 CPU) 18:30:18 CPU %user %nice %system %iowait %steal %idle 18:40:00 all 0.16 0.00 0.03 0.01 0.02 99.78 18:40:00 0 0.53 0.00 0.02 0.00 0.01 99.45 18:40:00 1 0.05 0.00 0.03 0.04 0.01 99.86 18:40:00 2 0.05 0.00 0.04 0.00 0.03 99.88 18:40:00 3 0.01 0.00 0.02 0.01 0.02 99.95 18:50:36 all 0.08 0.00 0.02 0.01 0.02 99.87 18:50:36 0 0.07 0.00 0.02 0.00 0.02 99.90 18:50:36 1 0.01 0.00 0.02 0.00 0.01 99.95 18:50:36 2 0.22 0.00 0.03 0.03 0.02 99.69 18:50:36 3 0.01 0.00 0.02 0.00 0.02 99.94 19:00:36 all 0.24 0.00 0.02 0.01 0.02 99.70 19:00:36 0 0.02 0.00 0.01 0.01 0.01 99.95 19:00:36 1 0.02 0.00 0.03 0.00 0.01 99.94 19:00:36 2 0.90 0.00 0.03 0.04 0.01 99.01 19:00:36 3 0.02 0.00 0.04 0.00 0.04 99.91 19:10:36 all 31.56 0.00 1.50 0.28 0.06 66.61 19:10:36 0 29.45 0.00 1.42 0.11 0.06 68.97 19:10:36 1 32.60 0.00 1.51 0.10 0.06 65.74 19:10:36 2 31.84 0.00 1.44 0.76 0.06 65.90 19:10:36 3 32.34 0.00 1.61 0.14 0.06 65.85 19:20:13 all 65.04 0.00 2.37 0.06 0.10 32.43 19:20:13 0 63.18 0.00 2.39 0.06 0.10 34.27 19:20:13 1 65.81 0.00 2.41 0.08 0.10 31.60 19:20:13 2 66.01 0.00 2.19 0.04 0.09 31.66 19:20:13 3 65.17 0.00 2.48 0.07 0.10 32.19 19:30:22 all 53.01 0.00 1.90 0.10 0.09 44.91 19:30:22 0 55.78 0.00 2.17 0.18 0.09 41.78 19:30:22 1 51.01 0.00 1.70 0.09 0.09 47.11 19:30:22 2 52.55 0.00 1.77 0.05 0.09 45.54 19:30:22 3 52.68 0.00 1.96 0.06 0.09 45.21 Average: all 24.65 0.00 0.96 0.08 0.05 74.27 Average: 0 24.49 0.00 0.99 0.06 0.05 74.42 Average: 1 24.55 0.00 0.93 0.05 0.05 74.42 Average: 2 24.87 0.00 0.90 0.16 0.05 74.02 Average: 3 24.68 0.00 1.01 0.05 0.05 74.21