---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-260 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 685 10918 3 4385 14961 Swap: 1023 1 1022 ---> 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:29:25:41 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.202/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80201sec preferred_lft 80201sec inet6 fe80::f816:3eff:fe29:2541/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:31:94:c0:9a:ac 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-260) 01/14/26 _x86_64_ (4 CPU) 17:41:23 LINUX RESTART (4 CPU) 17:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:00:04 76.10 23.06 49.88 3.16 316.36 5289.02 2154.59 18:10:01 5.61 0.09 5.20 0.32 2.29 190.38 422.22 18:20:04 7.71 0.05 7.31 0.35 2.83 217.04 345.42 18:30:04 15.96 0.11 15.17 0.68 3.19 737.48 691.19 18:40:01 14.28 0.01 13.69 0.58 0.64 445.69 480.62 18:50:03 5.52 0.00 5.35 0.17 0.16 143.85 80.99 19:00:04 4.78 0.01 4.59 0.17 1.52 145.25 161.36 19:10:01 21.82 0.12 5.66 16.05 2.21 160.22 212803.59 19:20:04 9.69 0.01 9.31 0.38 0.32 554.80 151.31 Average: 17.96 2.62 12.92 2.42 36.76 878.36 24005.57 17:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:00:04 7685392 11001400 4934604 30.14 260944 3049424 6683864 38.37 2203552 5931268 3008 18:10:01 7657372 10985548 4952028 30.24 262048 3060556 5653208 32.45 2231296 5933324 280 18:20:04 6385972 9731384 6205428 37.90 263000 3076844 6955608 39.93 2238484 7198540 244 18:30:04 10242320 13718460 2220740 13.56 268340 3202204 2968080 17.04 2276836 3309380 280 18:40:01 7885924 11426752 4511176 27.55 270564 3264668 5249376 30.13 2281168 5662036 252 18:50:03 7881540 11440356 4497400 27.47 271356 3281864 5205676 29.88 2282624 5664032 276 19:00:04 6311708 9891568 6045312 36.92 271888 3302376 6806056 39.07 2284620 7220880 384 19:10:01 6298128 9905720 6031116 36.84 274668 3327336 6798856 39.03 2294768 7230012 348 19:20:04 7548928 11276424 4661204 28.47 278532 3443300 5295372 30.40 2302644 5940632 616 Average: 7544143 11041957 4895445 29.90 269038 3223175 5735122 32.92 2266221 6010012 632 17:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:00:04 lo 572.64 572.64 296.93 296.93 0.00 0.00 0.00 0.00 18:00:04 ens3 2.01 1.92 0.63 0.60 0.00 0.00 0.00 0.00 18:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:01 lo 224.95 224.95 126.81 126.81 0.00 0.00 0.00 0.00 18:10:01 ens3 1.48 1.36 0.30 1.36 0.00 0.00 0.00 0.00 18:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:04 lo 9.78 9.78 6.16 6.16 0.00 0.00 0.00 0.00 18:20:04 ens3 0.56 0.36 0.15 0.10 0.00 0.00 0.00 0.00 18:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:04 lo 9.52 9.52 4.70 4.70 0.00 0.00 0.00 0.00 18:30:04 ens3 0.97 0.75 0.29 0.22 0.00 0.00 0.00 0.00 18:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:01 lo 19.27 19.27 10.00 10.00 0.00 0.00 0.00 0.00 18:40:01 ens3 0.94 0.71 0.23 0.18 0.00 0.00 0.00 0.00 18:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:03 lo 21.84 21.84 8.92 8.92 0.00 0.00 0.00 0.00 18:50:03 ens3 0.78 0.56 0.20 0.15 0.00 0.00 0.00 0.00 18:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:04 lo 25.62 25.62 11.02 11.02 0.00 0.00 0.00 0.00 19:00:04 ens3 0.55 0.44 0.12 0.09 0.00 0.00 0.00 0.00 19:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:01 lo 17.36 17.36 10.43 10.43 0.00 0.00 0.00 0.00 19:10:01 ens3 0.71 0.54 0.19 0.14 0.00 0.00 0.00 0.00 19:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:04 lo 159.56 159.56 69.75 69.75 0.00 0.00 0.00 0.00 19:20:04 ens3 0.68 0.60 0.20 0.16 0.00 0.00 0.00 0.00 19:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 118.05 118.05 60.62 60.62 0.00 0.00 0.00 0.00 Average: ens3 0.96 0.81 0.26 0.33 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-260) 01/14/26 _x86_64_ (4 CPU) 17:41:23 LINUX RESTART (4 CPU) 17:50:01 CPU %user %nice %system %iowait %steal %idle 18:00:04 all 67.35 0.00 2.91 0.14 0.13 29.47 18:00:04 0 68.72 0.00 2.92 0.07 0.13 28.17 18:00:04 1 67.53 0.00 2.97 0.11 0.14 29.25 18:00:04 2 66.88 0.00 2.93 0.20 0.13 29.86 18:00:04 3 66.27 0.00 2.81 0.17 0.12 30.62 18:10:01 all 17.32 0.00 1.07 0.07 0.13 81.42 18:10:01 0 18.44 0.00 1.07 0.02 0.12 80.34 18:10:01 1 16.45 0.00 1.15 0.10 0.13 82.18 18:10:01 2 17.90 0.00 1.07 0.01 0.13 80.88 18:10:01 3 16.47 0.00 0.99 0.15 0.12 82.27 18:20:04 all 15.58 0.00 0.73 0.06 0.13 83.51 18:20:04 0 15.76 0.00 0.60 0.03 0.11 83.49 18:20:04 1 15.19 0.00 0.64 0.07 0.12 83.97 18:20:04 2 15.44 0.00 0.85 0.01 0.13 83.57 18:20:04 3 15.91 0.00 0.83 0.12 0.13 83.01 18:30:04 all 21.49 0.00 0.87 0.10 0.12 77.42 18:30:04 0 21.10 0.00 0.88 0.03 0.12 77.87 18:30:04 1 21.21 0.00 0.95 0.26 0.12 77.46 18:30:04 2 21.89 0.00 0.72 0.04 0.12 77.24 18:30:04 3 21.75 0.00 0.93 0.08 0.12 77.13 18:40:01 all 25.06 0.00 0.99 0.10 0.12 73.72 18:40:01 0 24.51 0.00 0.91 0.07 0.12 74.40 18:40:01 1 24.23 0.00 1.16 0.16 0.13 74.33 18:40:01 2 25.88 0.00 1.03 0.09 0.12 72.88 18:40:01 3 25.63 0.00 0.89 0.10 0.12 73.27 18:50:03 all 8.35 0.00 0.48 0.04 0.12 91.01 18:50:03 0 8.45 0.00 0.44 0.03 0.11 90.96 18:50:03 1 8.74 0.00 0.48 0.03 0.12 90.64 18:50:03 2 7.80 0.00 0.48 0.02 0.12 91.58 18:50:03 3 8.40 0.00 0.53 0.09 0.12 90.86 19:00:04 all 10.36 0.00 0.52 0.03 0.12 88.98 19:00:04 0 10.32 0.00 0.49 0.07 0.10 89.01 19:00:04 1 9.97 0.00 0.53 0.00 0.12 89.38 19:00:04 2 10.70 0.00 0.50 0.02 0.12 88.66 19:00:04 3 10.46 0.00 0.54 0.03 0.12 88.85 19:10:01 all 9.63 0.00 0.44 0.05 0.12 89.75 19:10:01 0 9.28 0.00 0.46 0.12 0.11 90.03 19:10:01 1 9.90 0.00 0.46 0.02 0.13 89.50 19:10:01 2 9.64 0.00 0.49 0.05 0.12 89.70 19:10:01 3 9.72 0.00 0.36 0.02 0.13 89.78 19:20:04 all 16.26 0.00 0.83 0.04 0.13 82.74 19:20:04 0 17.97 0.00 0.82 0.02 0.12 81.07 19:20:04 1 15.06 0.00 0.91 0.01 0.14 83.88 19:20:04 2 15.87 0.00 0.80 0.09 0.12 83.13 19:20:04 3 16.14 0.00 0.78 0.06 0.13 82.89 Average: all 21.27 0.00 0.98 0.07 0.12 77.56 Average: 0 21.62 0.00 0.96 0.05 0.12 77.25 Average: 1 20.92 0.00 1.03 0.08 0.13 77.84 Average: 2 21.33 0.00 0.99 0.06 0.12 77.51 Average: 3 21.20 0.00 0.96 0.09 0.12 77.62