---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7537 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: 2799.996 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 614 12545 0 2879 15096 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:c1:6f:9b brd ff:ff:ff:ff:ff:ff inet 10.30.107.160/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86061sec preferred_lft 86061sec inet6 fe80::f816:3eff:fec1:6f9b/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-7537) 07/10/26 _x86_64_ (4 CPU) 03:05:01 LINUX RESTART (4 CPU) 03:06:02 tps rtps wtps bread/s bwrtn/s 03:07:01 117.98 11.73 106.25 306.25 14667.34 03:08:01 65.82 3.92 61.91 109.32 9906.22 03:09:01 19.08 5.25 13.83 407.93 2270.15 03:10:01 48.04 2.60 45.44 129.71 19506.22 Average: 62.50 5.85 56.65 238.02 11574.60 03:06:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:07:01 13574008 15398676 2850952 17.36 77256 1936228 1175832 6.73 836708 1774840 97596 03:08:01 12455296 14463988 3969664 24.17 85688 2104132 1916740 10.97 1785484 1927060 8192 03:09:01 12194860 14301264 4230100 25.75 88316 2196072 1961548 11.23 1999536 1966524 46968 03:10:01 12811796 15423032 3613164 22.00 92640 2689392 900256 5.15 1069396 2269336 26152 Average: 12758990 14896740 3665970 22.32 85975 2231456 1488594 8.52 1422781 1984440 44727 03:06:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:07:01 ens3 185.53 163.55 1130.78 38.72 0.00 0.00 0.00 0.00 03:07:01 lo 0.88 0.88 0.10 0.10 0.00 0.00 0.00 0.00 03:08:01 ens3 281.07 213.25 2487.46 39.53 0.00 0.00 0.00 0.00 03:08:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:09:01 ens3 1749.19 1299.40 927.83 533.85 0.00 0.00 0.00 0.00 03:09:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:10:01 ens3 376.87 301.53 385.90 1817.88 0.00 0.00 0.00 0.00 03:10:01 lo 3.02 3.02 0.28 0.28 0.00 0.00 0.00 0.00 Average: ens3 650.10 495.82 1233.42 609.87 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7537) 07/10/26 _x86_64_ (4 CPU) 03:05:01 LINUX RESTART (4 CPU) 03:06:02 CPU %user %nice %system %iowait %steal %idle 03:07:01 all 13.59 0.00 1.34 0.89 0.06 84.11 03:07:01 0 11.84 0.00 1.68 0.46 0.07 85.94 03:07:01 1 8.96 0.00 0.53 0.19 0.03 90.30 03:07:01 2 15.64 0.00 1.79 2.14 0.07 80.36 03:07:01 3 17.94 0.00 1.38 0.78 0.07 79.83 03:08:01 all 34.61 0.00 1.41 0.21 0.09 63.68 03:08:01 0 35.15 0.00 1.57 0.00 0.08 63.20 03:08:01 1 27.10 0.00 1.46 0.15 0.08 71.21 03:08:01 2 54.40 0.00 1.40 0.28 0.12 43.80 03:08:01 3 21.73 0.00 1.19 0.39 0.08 76.61 03:09:01 all 32.88 0.00 5.30 0.31 0.09 61.42 03:09:01 0 29.07 0.00 4.08 0.08 0.10 66.67 03:09:01 1 26.47 0.00 7.42 0.19 0.10 65.82 03:09:01 2 44.47 0.00 8.22 0.02 0.10 47.20 03:09:01 3 31.51 0.00 1.49 0.95 0.08 65.96 03:10:01 all 33.39 0.00 2.03 0.70 0.08 63.80 03:10:01 0 47.51 0.00 2.58 0.13 0.10 49.67 03:10:01 1 26.37 0.00 1.71 1.78 0.05 70.10 03:10:01 2 26.65 0.00 1.31 0.00 0.07 71.98 03:10:01 3 32.98 0.00 2.54 0.85 0.08 63.55 Average: all 28.67 0.00 2.52 0.53 0.08 68.20 Average: 0 30.99 0.00 2.48 0.17 0.09 66.27 Average: 1 22.26 0.00 2.78 0.58 0.07 74.32 Average: 2 35.36 0.00 3.17 0.61 0.09 60.78 Average: 3 26.08 0.00 1.65 0.74 0.08 71.45