---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-34660 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 18G 61G 23% / 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 713 10804 3 4471 14933 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:c3:d3:ca brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.13/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80847sec preferred_lft 80847sec inet6 fe80::f816:3eff:fec3:d3ca/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:e3:46:dd:c8:ee 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-16g-34660) 01/13/26 _x86_64_ (4 CPU) 17:27:38 LINUX RESTART (4 CPU) 17:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:40:01 133.28 4.78 109.27 19.22 789.47 36330.60 230826.34 17:50:06 54.06 21.15 31.04 1.87 241.91 2039.77 1799.42 18:00:06 18.74 0.16 17.78 0.81 9.57 475.92 1421.32 18:10:06 4.91 0.00 4.75 0.16 0.27 110.32 236.75 18:20:02 5.04 0.03 4.84 0.18 1.06 118.77 55.00 18:30:06 8.15 0.03 7.75 0.36 2.54 217.05 1419.21 18:40:06 4.71 0.02 4.53 0.16 1.16 132.77 76.57 18:50:02 9.17 0.08 8.73 0.37 2.44 524.93 288.03 19:00:06 10.28 1.92 7.44 0.92 76.70 1070.84 322.50 Average: 27.48 3.15 21.68 2.65 124.28 4513.19 25974.27 17:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:40:01 2312736 6327132 9601412 58.64 253536 3676516 11488372 65.94 2123308 11271392 2140 17:50:06 5362616 9002524 6931084 42.33 266740 3335236 7753632 44.51 2301976 8111972 700 18:00:06 8024324 11718896 4216948 25.76 269848 3386772 5051880 29.00 2321736 5437960 476 18:10:06 7657580 11362784 4572708 27.93 270732 3396524 5265508 30.22 2323332 5812712 260 18:20:02 7551012 11269516 4665984 28.50 271560 3409008 5320656 30.54 2325116 5893656 240 18:30:06 6320616 10066260 5868880 35.84 272472 3435236 6624100 38.02 2330208 7134120 432 18:40:06 7821312 11584580 4351236 26.58 273056 3452276 5090924 29.22 2332456 5630620 216 18:50:02 7442232 11322276 4612724 28.17 276652 3559716 5300656 30.43 2347112 5981236 92 19:00:06 11041984 15245140 691568 4.22 281268 3869344 1289440 7.40 2397808 2325936 24168 Average: 7059379 10877679 5056949 30.89 270652 3502292 5909463 33.92 2311450 6399956 3192 17:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:40:01 lo 11.61 11.61 11.43 11.43 0.00 0.00 0.00 0.00 17:40:01 ens3 74.37 56.81 1281.79 6.21 0.00 0.00 0.00 0.00 17:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:06 lo 46.51 46.51 22.04 22.04 0.00 0.00 0.00 0.00 17:50:06 ens3 2.21 2.22 0.54 1.34 0.00 0.00 0.00 0.00 17:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:06 lo 26.78 26.78 11.88 11.88 0.00 0.00 0.00 0.00 18:00:06 ens3 0.98 0.86 0.22 0.18 0.00 0.00 0.00 0.00 18:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:06 lo 19.98 19.98 9.45 9.45 0.00 0.00 0.00 0.00 18:10:06 ens3 0.59 0.57 0.14 0.11 0.00 0.00 0.00 0.00 18:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:02 lo 24.57 24.57 8.32 8.32 0.00 0.00 0.00 0.00 18:20:02 ens3 0.54 0.39 0.16 0.11 0.00 0.00 0.00 0.00 18:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:06 lo 18.81 18.81 10.78 10.78 0.00 0.00 0.00 0.00 18:30:06 ens3 0.78 0.63 0.21 0.16 0.00 0.00 0.00 0.00 18:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:06 lo 17.35 17.35 9.92 9.92 0.00 0.00 0.00 0.00 18:40:06 ens3 0.71 0.60 0.19 0.15 0.00 0.00 0.00 0.00 18:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:02 lo 20.29 20.29 9.84 9.84 0.00 0.00 0.00 0.00 18:50:02 ens3 0.92 0.88 0.25 0.21 0.00 0.00 0.00 0.00 18:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:06 lo 25.59 25.59 9.84 9.84 0.00 0.00 0.00 0.00 19:00:06 ens3 2.70 2.47 1.76 1.07 0.00 0.00 0.00 0.00 19:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.53 23.53 11.51 11.51 0.00 0.00 0.00 0.00 Average: ens3 9.22 7.20 141.14 1.05 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-16g-34660) 01/13/26 _x86_64_ (4 CPU) 17:27:38 LINUX RESTART (4 CPU) 17:30:09 CPU %user %nice %system %iowait %steal %idle 17:40:01 all 56.18 0.00 2.59 0.41 0.09 40.73 17:40:01 0 57.95 0.00 2.32 0.22 0.09 39.43 17:40:01 1 55.61 0.00 2.93 0.57 0.09 40.81 17:40:01 2 55.29 0.00 2.72 0.59 0.09 41.30 17:40:01 3 55.89 0.00 2.39 0.26 0.09 41.37 17:50:06 all 52.63 0.00 2.03 0.09 0.10 45.15 17:50:06 0 52.32 0.00 2.06 0.05 0.10 45.48 17:50:06 1 52.86 0.00 2.08 0.11 0.10 44.86 17:50:06 2 51.92 0.00 1.95 0.04 0.10 46.00 17:50:06 3 53.44 0.00 2.05 0.16 0.10 44.26 18:00:06 all 29.50 0.00 1.15 0.11 0.09 69.15 18:00:06 0 28.47 0.00 1.15 0.05 0.09 70.24 18:00:06 1 30.20 0.00 1.11 0.22 0.09 68.38 18:00:06 2 29.11 0.00 1.16 0.08 0.10 69.55 18:00:06 3 30.22 0.00 1.19 0.08 0.10 68.42 18:10:06 all 8.14 0.00 0.35 0.02 0.08 91.41 18:10:06 0 8.44 0.00 0.34 0.03 0.08 91.12 18:10:06 1 8.42 0.00 0.33 0.03 0.08 91.14 18:10:06 2 7.67 0.00 0.35 0.03 0.07 91.88 18:10:06 3 8.01 0.00 0.40 0.01 0.08 91.50 18:20:02 all 7.55 0.00 0.36 0.02 0.08 91.99 18:20:02 0 7.24 0.00 0.38 0.03 0.08 92.27 18:20:02 1 7.97 0.00 0.32 0.02 0.08 91.61 18:20:02 2 7.58 0.00 0.40 0.02 0.08 91.93 18:20:02 3 7.42 0.00 0.33 0.02 0.07 92.16 18:30:06 all 15.63 0.00 0.61 0.03 0.09 83.65 18:30:06 0 14.88 0.00 0.63 0.03 0.08 84.38 18:30:06 1 16.20 0.00 0.64 0.02 0.09 83.05 18:30:06 2 16.20 0.00 0.58 0.01 0.08 83.12 18:30:06 3 15.22 0.00 0.58 0.05 0.09 84.06 18:40:06 all 7.85 0.00 0.36 0.02 0.08 91.69 18:40:06 0 7.94 0.00 0.40 0.05 0.08 91.52 18:40:06 1 8.35 0.00 0.39 0.01 0.08 91.16 18:40:06 2 7.42 0.00 0.32 0.00 0.08 92.17 18:40:06 3 7.68 0.00 0.33 0.02 0.08 91.91 18:50:02 all 13.75 0.00 0.54 0.04 0.08 85.59 18:50:02 0 13.41 0.00 0.46 0.09 0.08 85.96 18:50:02 1 15.23 0.00 0.57 0.02 0.09 84.09 18:50:02 2 13.21 0.00 0.55 0.03 0.08 86.12 18:50:02 3 13.14 0.00 0.58 0.01 0.08 86.19 19:00:06 all 10.40 0.00 0.54 0.09 0.08 88.89 19:00:06 0 12.84 0.00 0.64 0.11 0.08 86.33 19:00:06 1 10.37 0.00 0.59 0.19 0.09 88.76 19:00:06 2 9.08 0.00 0.49 0.04 0.08 90.31 19:00:06 3 9.30 0.00 0.43 0.02 0.08 90.18 Average: all 22.40 0.00 0.95 0.09 0.08 76.48 Average: 0 22.61 0.00 0.93 0.07 0.08 76.31 Average: 1 22.79 0.00 0.99 0.13 0.09 76.00 Average: 2 21.94 0.00 0.95 0.09 0.09 76.94 Average: 3 22.25 0.00 0.92 0.07 0.08 76.68