---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1224 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 8.5G 69G 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 561 13214 0 2263 15162 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:6a:85:b4 brd ff:ff:ff:ff:ff:ff inet 10.30.107.147/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86165sec preferred_lft 86165sec inet6 fe80::f816:3eff:fe6a:85b4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1224) 11/06/26 _x86_64_ (4 CPU) 04:07:03 LINUX RESTART (4 CPU) 04:08:02 tps rtps wtps bread/s bwrtn/s 04:09:01 162.06 19.28 142.77 898.42 18541.67 04:10:01 42.95 0.68 42.27 24.93 3093.77 Average: 102.00 9.91 92.09 457.97 10752.18 04:08:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:09:01 12783344 14726508 3641616 22.17 76036 2052772 1742512 9.97 1524400 1869268 71116 04:10:01 12210296 14161984 4214664 25.66 80528 2056408 2180880 12.48 2098284 1864700 1852 Average: 12496820 14444246 3928140 23.92 78282 2054590 1961696 11.23 1811342 1866984 36484 04:08:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:09:01 lo 0.75 0.75 0.09 0.09 0.00 0.00 0.00 0.00 04:09:01 ens3 325.11 238.37 2765.62 63.87 0.00 0.00 0.00 0.00 04:10:01 lo 46.12 46.12 6.31 6.31 0.00 0.00 0.00 0.00 04:10:01 ens3 1475.76 927.07 458.92 431.67 0.00 0.00 0.00 0.00 Average: lo 23.62 23.62 3.23 3.23 0.00 0.00 0.00 0.00 Average: ens3 905.32 585.64 1602.48 249.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1224) 11/06/26 _x86_64_ (4 CPU) 04:07:03 LINUX RESTART (4 CPU) 04:08:02 CPU %user %nice %system %iowait %steal %idle 04:09:01 all 35.54 0.00 1.86 1.05 0.01 61.54 04:09:01 0 28.85 0.00 1.48 1.89 0.00 67.78 04:09:01 1 57.10 0.00 3.33 1.48 0.02 38.08 04:09:01 2 25.24 0.00 1.33 0.25 0.02 73.16 04:09:01 3 31.05 0.00 1.31 0.58 0.00 67.07 04:10:01 all 10.38 0.00 3.36 0.22 0.00 86.04 04:10:01 0 9.64 0.00 3.21 0.54 0.02 86.60 04:10:01 1 11.19 0.00 3.95 0.08 0.02 84.76 04:10:01 2 10.38 0.00 2.69 0.05 0.00 86.89 04:10:01 3 10.31 0.00 3.58 0.22 0.00 85.88 Average: all 22.89 0.00 2.61 0.63 0.01 73.86 Average: 0 19.17 0.00 2.35 1.21 0.01 77.27 Average: 1 33.98 0.00 3.64 0.78 0.02 61.58 Average: 2 17.80 0.00 2.01 0.15 0.01 80.03 Average: 3 20.61 0.00 2.45 0.40 0.00 76.54