---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6827 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 8.3G 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 605 13368 0 2066 15125 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:78:df:9e brd ff:ff:ff:ff:ff:ff inet 10.30.106.21/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86286sec preferred_lft 86286sec inet6 fe80::f816:3eff:fe78:df9e/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-6827) 10/03/26 _x86_64_ (4 CPU) 17:26:25 LINUX RESTART (4 CPU) 17:27:02 tps rtps wtps bread/s bwrtn/s 17:28:01 126.17 6.71 119.45 307.07 36839.18 Average: 126.17 6.71 119.45 307.07 36839.18 17:27:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:28:01 13734472 15530636 2690496 16.38 70056 1917840 784016 4.49 706784 1751720 203412 Average: 13734472 15530636 2690496 16.38 70056 1917840 784016 4.49 706784 1751720 203412 17:27:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:28:01 lo 0.75 0.75 0.09 0.09 0.00 0.00 0.00 0.00 17:28:01 ens3 123.05 74.11 1640.76 17.65 0.00 0.00 0.00 0.00 Average: lo 0.75 0.75 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 123.05 74.11 1640.76 17.65 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6827) 10/03/26 _x86_64_ (4 CPU) 17:26:25 LINUX RESTART (4 CPU) 17:27:02 CPU %user %nice %system %iowait %steal %idle 17:28:01 all 21.35 0.00 1.64 2.13 0.02 74.86 17:28:01 0 15.68 0.00 1.61 3.43 0.00 79.28 17:28:01 1 6.19 0.00 0.93 4.08 0.00 88.81 17:28:01 2 58.09 0.00 3.11 0.98 0.05 37.77 17:28:01 3 5.52 0.00 0.92 0.02 0.00 93.55 Average: all 21.35 0.00 1.64 2.13 0.02 74.86 Average: 0 15.68 0.00 1.61 3.43 0.00 79.28 Average: 1 6.19 0.00 0.93 4.08 0.00 88.81 Average: 2 58.09 0.00 3.11 0.98 0.05 37.77 Average: 3 5.52 0.00 0.92 0.02 0.00 93.55