---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-4391 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 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 xtopology 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 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 700K 797M 1% /run /dev/vda1 20G 9.2G 10G 48% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7976 508 4996 0 2470 7179 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:99:e6:b2 brd ff:ff:ff:ff:ff:ff inet 10.32.6.100/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85900sec preferred_lft 85900sec inet6 fe80::f816:3eff:fe99:e6b2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:81:6d:36:e5 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 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-4391) 09/23/25 _x86_64_ (4 CPU) 01:19:53 LINUX RESTART (4 CPU) 01:20:01 tps rtps wtps bread/s bwrtn/s 01:21:02 145.51 66.37 79.14 5604.80 40151.81 01:22:01 57.52 5.24 52.28 100.46 6518.90 01:23:01 136.96 60.89 76.07 2835.39 20646.43 01:24:01 13.56 0.02 13.55 0.13 3848.18 01:25:01 9.95 0.17 9.78 12.26 751.35 01:26:01 2.47 0.00 2.47 0.00 131.04 01:27:01 11.53 5.43 6.10 161.55 328.29 01:28:01 21.91 0.80 21.11 67.44 2542.49 Average: 49.91 17.39 32.52 1099.94 9371.41 01:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:21:02 5895276 7426496 2272152 27.82 32960 1678588 994708 10.79 596932 1505896 52348 01:22:01 5617944 7390472 2549484 31.22 54228 1885224 985760 10.70 647764 1705828 168680 01:23:01 5242988 7420716 2924440 35.81 66720 2260644 933304 10.13 945996 1745428 107676 01:24:01 5239856 7420552 2927572 35.84 66796 2263404 934376 10.14 948764 1745872 124 01:25:01 5235860 7419964 2931568 35.89 66916 2266460 971732 10.54 952616 1745524 2112 01:26:01 5234540 7419328 2932888 35.91 66964 2267072 990588 10.75 953864 1745760 592 01:27:01 5072464 7301660 3094964 37.89 68196 2310248 1062000 11.52 1084716 1777100 49820 01:28:01 5076756 7312396 3090672 37.84 71376 2313292 1053804 11.43 1081312 1776044 12148 Average: 5326960 7388948 2840468 34.78 61770 2155616 990784 10.75 901496 1718432 49188 01:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:21:02 ens3 503.03 276.13 1514.29 70.32 0.00 0.00 0.00 0.00 01:21:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:21:02 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 01:22:01 ens3 84.38 64.12 898.14 17.89 0.00 0.00 0.00 0.00 01:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:22:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 01:23:01 ens3 140.69 82.70 544.18 8.54 0.00 0.00 0.00 0.00 01:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:23:01 lo 2.50 2.50 0.27 0.27 0.00 0.00 0.00 0.00 01:24:01 ens3 0.68 0.68 0.09 0.09 0.00 0.00 0.00 0.00 01:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:01 lo 1.30 1.30 0.09 0.09 0.00 0.00 0.00 0.00 01:25:01 ens3 7.00 5.80 1.31 1.41 0.00 0.00 0.00 0.00 01:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 lo 8.30 8.30 3.17 3.17 0.00 0.00 0.00 0.00 01:26:01 ens3 6.10 5.18 1.29 1.34 0.00 0.00 0.00 0.00 01:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 lo 17.61 17.61 52.81 52.81 0.00 0.00 0.00 0.00 01:27:01 ens3 103.72 46.90 571.77 7.65 0.00 0.00 0.00 0.00 01:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:27:01 lo 1.82 1.82 0.21 0.21 0.00 0.00 0.00 0.00 01:28:01 ens3 11.90 12.80 9.27 6.23 0.00 0.00 0.00 0.00 01:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:28:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 107.24 61.79 441.61 14.18 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 Average: lo 4.24 4.24 7.11 7.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-4391) 09/23/25 _x86_64_ (4 CPU) 01:19:53 LINUX RESTART (4 CPU) 01:20:01 CPU %user %nice %system %iowait %steal %idle 01:21:02 all 17.70 0.00 3.17 5.35 2.97 70.82 01:21:02 0 15.72 0.00 4.90 8.72 2.73 67.93 01:21:02 1 23.41 0.00 2.39 2.87 2.97 68.38 01:21:02 2 12.74 0.00 2.38 6.47 3.20 75.21 01:21:02 3 18.92 0.00 2.99 3.35 2.97 71.76 01:22:01 all 20.04 0.00 1.30 2.42 1.93 74.31 01:22:01 0 43.16 0.00 2.53 1.00 2.21 51.10 01:22:01 1 3.48 0.00 0.42 0.80 2.09 93.21 01:22:01 2 6.50 0.00 0.61 0.02 1.43 91.44 01:22:01 3 27.21 0.00 1.66 7.91 1.96 61.26 01:23:01 all 13.70 2.40 5.78 3.03 2.17 72.92 01:23:01 0 16.20 0.00 3.95 4.18 2.11 73.57 01:23:01 1 13.83 7.63 8.76 2.95 2.26 64.56 01:23:01 2 4.78 0.00 6.58 0.94 2.42 85.28 01:23:01 3 20.06 1.96 3.81 4.08 1.91 68.17 01:24:01 all 1.01 0.00 0.53 0.41 0.47 97.58 01:24:01 0 0.40 0.00 0.58 1.23 0.25 97.54 01:24:01 1 0.61 0.00 0.53 0.23 0.90 97.73 01:24:01 2 1.43 0.00 0.65 0.00 0.22 97.70 01:24:01 3 1.60 0.00 0.37 0.17 0.50 97.37 01:25:01 all 4.37 0.00 3.96 0.04 1.13 90.50 01:25:01 0 3.35 0.00 1.15 0.00 0.87 94.63 01:25:01 1 3.92 0.00 1.76 0.15 1.42 92.75 01:25:01 2 6.86 0.00 11.57 0.02 1.33 80.23 01:25:01 3 3.36 0.00 1.31 0.00 0.88 94.44 01:26:01 all 0.28 0.00 0.22 0.02 0.81 98.67 01:26:01 0 0.18 0.00 0.26 0.00 0.86 98.69 01:26:01 1 0.58 0.00 0.20 0.10 1.44 97.69 01:26:01 2 0.17 0.00 0.23 0.00 0.43 99.17 01:26:01 3 0.18 0.00 0.20 0.00 0.50 99.12 01:27:01 all 8.88 0.00 0.59 0.37 1.00 89.15 01:27:01 0 2.13 0.00 0.33 0.03 0.65 96.86 01:27:01 1 2.26 0.00 0.25 0.18 0.98 96.33 01:27:01 2 7.38 0.00 0.94 0.81 1.19 89.67 01:27:01 3 23.79 0.00 0.85 0.48 1.21 73.66 01:28:01 all 20.42 0.00 1.09 0.90 1.52 76.07 01:28:01 0 44.16 0.00 1.70 0.42 1.73 52.00 01:28:01 1 1.33 0.00 0.44 0.59 1.63 96.01 01:28:01 2 25.48 0.00 1.33 2.52 1.77 68.90 01:28:01 3 10.96 0.00 0.90 0.08 0.96 87.10 Average: all 10.79 0.30 2.08 1.57 1.50 83.75 Average: 0 15.61 0.00 1.93 1.95 1.43 79.08 Average: 1 6.17 0.95 1.84 0.98 1.71 88.34 Average: 2 8.18 0.00 3.04 1.35 1.50 85.92 Average: 3 13.23 0.25 1.51 2.00 1.36 81.65