---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7506 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 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: 2799.998 BogoMIPS: 5599.99 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.0G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 641 12492 0 2905 15074 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:d6:e0:de brd ff:ff:ff:ff:ff:ff inet 10.30.106.172/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86081sec preferred_lft 86081sec inet6 fe80::f816:3eff:fed6:e0de/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7506) 05/02/26 _x86_64_ (4 CPU) 02:23:20 LINUX RESTART (4 CPU) 02:24:01 tps rtps wtps bread/s bwrtn/s 02:25:01 183.84 32.26 151.57 1776.90 23155.47 02:26:01 48.61 10.85 37.76 689.89 9749.58 02:27:01 3.18 0.03 3.15 0.80 2981.14 02:28:01 253.76 2.43 251.32 224.63 26140.84 Average: 122.34 11.39 110.95 673.03 15506.24 02:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:25:01 13118568 15037924 3306400 20.13 75812 2031628 1234076 7.06 1203304 1863992 147832 02:26:01 11926800 14026880 4498168 27.39 76612 2208864 2082588 11.92 2249384 2001388 19496 02:27:01 11852736 14007908 4572232 27.84 76720 2262964 2098624 12.01 2266728 2055328 43232 02:28:01 12590516 15447772 3834452 23.35 79632 2951236 832124 4.76 1084704 2484120 24208 Average: 12372155 14630121 4052813 24.67 77194 2363673 1561853 8.94 1701030 2101207 58692 02:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:25:01 ens3 485.79 361.81 3781.89 81.01 0.00 0.00 0.00 0.00 02:25:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 02:26:01 ens3 10245.63 5954.57 2705.80 2446.04 0.00 0.00 0.00 0.00 02:26:01 lo 937.98 937.98 71.90 71.90 0.00 0.00 0.00 0.00 02:27:01 ens3 10628.46 7457.28 2539.04 2639.89 0.00 0.00 0.00 0.00 02:27:01 lo 717.16 717.16 54.98 54.98 0.00 0.00 0.00 0.00 02:28:01 ens3 1618.38 1209.97 3744.87 445.07 0.00 0.00 0.00 0.00 02:28:01 lo 178.10 178.10 13.69 13.69 0.00 0.00 0.00 0.00 Average: ens3 5744.77 3746.06 3192.87 1403.05 0.00 0.00 0.00 0.00 Average: lo 458.52 458.52 35.16 35.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7506) 05/02/26 _x86_64_ (4 CPU) 02:23:20 LINUX RESTART (4 CPU) 02:24:01 CPU %user %nice %system %iowait %steal %idle 02:25:01 all 29.03 0.00 2.54 1.75 0.08 66.60 02:25:01 0 38.96 0.00 2.96 0.97 0.08 57.02 02:25:01 1 24.73 0.00 2.40 2.83 0.08 69.96 02:25:01 2 35.66 0.00 3.36 2.76 0.08 58.13 02:25:01 3 16.78 0.00 1.42 0.45 0.05 81.29 02:26:01 all 47.17 0.00 26.83 0.15 0.15 25.70 02:26:01 0 49.06 0.00 20.51 0.20 0.15 30.08 02:26:01 1 41.14 0.00 25.13 0.07 0.17 33.50 02:26:01 2 47.41 0.00 26.07 0.27 0.15 26.10 02:26:01 3 51.04 0.00 35.58 0.03 0.15 13.21 02:27:01 all 22.78 0.00 39.51 0.03 0.11 37.56 02:27:01 0 24.66 0.00 22.18 0.00 0.12 53.04 02:27:01 1 22.05 0.00 40.63 0.03 0.12 37.18 02:27:01 2 22.64 0.00 56.83 0.12 0.10 20.31 02:27:01 3 21.77 0.00 38.34 0.00 0.14 39.76 02:28:01 all 44.07 0.00 8.50 0.96 0.07 46.40 02:28:01 0 42.76 0.00 3.69 0.25 0.08 53.21 02:28:01 1 44.84 0.00 12.14 2.34 0.07 40.62 02:28:01 2 42.56 0.00 9.53 1.20 0.07 46.64 02:28:01 3 46.17 0.00 8.57 0.03 0.07 45.15 Average: all 35.77 0.00 19.30 0.73 0.10 44.10 Average: 0 38.86 0.00 12.31 0.36 0.11 48.37 Average: 1 33.20 0.00 20.04 1.32 0.11 45.33 Average: 2 37.06 0.00 23.91 1.09 0.10 37.84 Average: 3 33.97 0.00 20.94 0.13 0.10 44.86