---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1295 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 672K 1.6G 1% /run /dev/vda1 78G 9.2G 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 560 12380 0 3098 15149 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:2d:11:7c brd ff:ff:ff:ff:ff:ff inet 10.30.107.251/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:fe2d:117c/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-1295) 11/18/23 _x86_64_ (4 CPU) 18:06:40 LINUX RESTART (4 CPU) 18:07:01 tps rtps wtps bread/s bwrtn/s 18:08:02 139.80 67.19 72.61 4595.80 31984.41 18:09:01 119.47 11.08 108.39 272.50 37095.81 18:10:01 101.68 5.65 96.03 150.11 26490.65 18:11:01 59.35 1.03 58.32 62.00 22904.40 Average: 105.02 21.29 83.73 1274.46 29587.92 18:07:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:08:02 14023796 15589812 2401172 14.62 59076 1709852 783320 4.48 653104 1542108 172604 18:09:01 13468264 15211600 2956704 18.00 74768 1861004 1178576 6.74 1051032 1676588 9212 18:10:01 12401632 14736992 4023336 24.50 87612 2423916 1382156 7.91 1607728 2153504 138220 18:11:01 12714956 15543812 3710012 22.59 93848 2902308 774356 4.43 1062464 2371740 3200 Average: 13152162 15270554 3272806 19.93 78826 2224270 1029602 5.89 1093582 1935985 80809 18:07:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:08:02 lo 1.80 1.80 0.19 0.19 0.00 0.00 0.00 0.00 18:08:02 ens3 432.56 253.18 1525.13 60.35 0.00 0.00 0.00 0.00 18:09:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 18:09:01 ens3 151.38 135.72 1051.18 48.19 0.00 0.00 0.00 0.00 18:10:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 18:10:01 ens3 585.22 483.27 6883.86 65.38 0.00 0.00 0.00 0.00 18:11:01 lo 18.00 18.00 1.62 1.62 0.00 0.00 0.00 0.00 18:11:01 ens3 250.17 269.98 727.18 2679.01 0.00 0.00 0.00 0.00 Average: lo 5.17 5.17 0.47 0.47 0.00 0.00 0.00 0.00 Average: ens3 355.69 286.17 2553.13 715.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1295) 11/18/23 _x86_64_ (4 CPU) 18:06:40 LINUX RESTART (4 CPU) 18:07:01 CPU %user %nice %system %iowait %steal %idle 18:08:02 all 22.59 0.00 1.91 5.33 0.06 70.11 18:08:02 0 12.93 0.00 1.63 1.83 0.07 83.55 18:08:02 1 29.80 0.00 2.07 2.45 0.05 65.63 18:08:02 2 25.57 0.00 1.74 15.09 0.07 57.53 18:08:02 3 22.12 0.00 2.23 2.01 0.03 73.61 18:09:01 all 16.12 0.00 1.17 4.74 0.05 77.91 18:09:01 0 22.19 0.00 1.22 6.47 0.05 70.07 18:09:01 1 16.81 0.00 1.03 1.03 0.05 81.07 18:09:01 2 11.50 0.00 1.14 10.09 0.07 77.20 18:09:01 3 13.98 0.00 1.27 1.41 0.03 83.30 18:10:01 all 28.80 0.00 1.69 1.16 0.08 68.27 18:10:01 0 20.54 0.00 2.08 0.27 0.07 77.05 18:10:01 1 32.16 0.00 1.20 0.88 0.08 65.67 18:10:01 2 37.20 0.00 1.47 3.33 0.10 57.90 18:10:01 3 25.31 0.00 1.99 0.17 0.08 72.45 18:11:01 all 22.28 0.00 1.80 1.65 0.07 74.20 18:11:01 0 14.03 0.00 1.86 4.57 0.07 79.48 18:11:01 1 31.83 0.00 1.97 1.34 0.08 64.77 18:11:01 2 35.36 0.00 2.00 0.22 0.08 62.34 18:11:01 3 7.91 0.00 1.35 0.50 0.05 90.19 Average: all 22.47 0.00 1.64 3.22 0.06 72.60 Average: 0 17.40 0.00 1.70 3.26 0.06 77.58 Average: 1 27.69 0.00 1.57 1.43 0.07 69.24 Average: 2 27.48 0.00 1.59 7.16 0.08 63.68 Average: 3 17.34 0.00 1.71 1.02 0.05 79.88