---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7693 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: 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 8.4G 70G 11% / 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 548 13345 0 2146 15179 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:9a:82:03 brd ff:ff:ff:ff:ff:ff inet 10.30.106.56/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86138sec preferred_lft 86138sec inet6 fe80::f816:3eff:fe9a:8203/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7693) 10/07/26 _x86_64_ (4 CPU) 07:48:46 LINUX RESTART (4 CPU) 07:49:01 tps rtps wtps bread/s bwrtn/s 07:50:01 270.70 19.61 251.09 738.01 61600.67 07:51:01 102.83 10.56 92.27 224.63 13397.10 07:52:01 1.15 0.00 1.15 0.00 14.00 07:53:01 23.91 5.40 18.51 199.70 2199.63 Average: 99.65 8.89 90.76 290.58 19302.85 07:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:01 13869972 15624364 2554996 15.56 68672 1878156 728452 4.17 591668 1731724 331320 07:51:01 13524288 15331816 2900680 17.66 71668 1925768 1152544 6.60 894344 1769176 216 07:52:01 13524608 15332116 2900360 17.66 71716 1925772 1152544 6.60 894716 1769184 196 07:53:01 13653844 15530876 2771124 16.87 74640 1990740 802056 4.59 726696 1805780 28500 Average: 13643178 15454793 2781790 16.94 71674 1930109 958899 5.49 776856 1768966 90058 07:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 07:50:01 ens3 142.94 96.05 1738.87 32.58 0.00 0.00 0.00 0.00 07:51:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 07:51:01 ens3 64.94 59.51 476.74 18.74 0.00 0.00 0.00 0.00 07:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:52:01 ens3 1.45 0.65 0.44 0.78 0.00 0.00 0.00 0.00 07:53:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 07:53:01 ens3 90.00 75.24 788.68 14.85 0.00 0.00 0.00 0.00 Average: lo 0.58 0.58 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 74.83 57.86 751.18 16.74 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7693) 10/07/26 _x86_64_ (4 CPU) 07:48:46 LINUX RESTART (4 CPU) 07:49:01 CPU %user %nice %system %iowait %steal %idle 07:50:01 all 19.47 0.00 1.58 4.07 0.01 74.86 07:50:01 0 25.01 0.00 1.77 1.12 0.02 72.08 07:50:01 1 22.53 0.00 1.86 11.85 0.02 63.74 07:50:01 2 11.91 0.00 1.20 2.62 0.00 84.27 07:50:01 3 18.43 0.00 1.50 0.74 0.02 79.32 07:51:01 all 8.46 0.00 0.62 0.48 0.00 90.43 07:51:01 0 8.75 0.00 0.77 0.08 0.00 90.40 07:51:01 1 9.32 0.00 0.95 1.50 0.02 88.21 07:51:01 2 7.55 0.00 0.27 0.00 0.02 92.16 07:51:01 3 8.22 0.00 0.51 0.33 0.00 90.94 07:52:01 all 0.07 0.00 0.02 0.01 0.00 99.91 07:52:01 0 0.03 0.00 0.02 0.00 0.00 99.95 07:52:01 1 0.03 0.00 0.02 0.03 0.00 99.92 07:52:01 2 0.00 0.00 0.02 0.02 0.00 99.97 07:52:01 3 0.20 0.00 0.03 0.00 0.00 99.77 07:53:01 all 16.81 0.00 1.07 0.10 0.00 82.01 07:53:01 0 12.94 0.00 0.73 0.03 0.00 86.29 07:53:01 1 3.65 0.00 0.55 0.17 0.00 95.63 07:53:01 2 25.05 0.00 1.15 0.15 0.00 73.65 07:53:01 3 25.55 0.00 1.83 0.05 0.02 72.55 Average: all 11.20 0.00 0.82 1.16 0.01 86.81 Average: 0 11.68 0.00 0.82 0.31 0.00 87.19 Average: 1 8.88 0.00 0.84 3.38 0.01 86.89 Average: 2 11.12 0.00 0.66 0.70 0.00 87.52 Average: 3 13.09 0.00 0.97 0.28 0.01 85.65