---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10834 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 680K 1.6G 1% /run /dev/vda1 78G 8.7G 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 577 12947 0 2515 15135 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:46:f5:66 brd ff:ff:ff:ff:ff:ff inet 10.30.106.235/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86200sec preferred_lft 86200sec inet6 fe80::f816:3eff:fe46:f566/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10834) 06/11/26 _x86_64_ (4 CPU) 08:08:16 LINUX RESTART (4 CPU) 08:09:01 tps rtps wtps bread/s bwrtn/s 08:10:01 154.61 17.70 136.91 516.58 32104.92 08:11:01 134.76 16.53 118.23 1356.08 35748.88 Average: 144.68 17.11 127.57 936.37 33927.05 08:09:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:01 13265988 15152536 3158980 19.23 75688 1998160 1240124 7.10 1090652 1824568 251064 08:11:01 13261020 15486628 3163948 19.26 97712 2301196 807968 4.62 833980 2060916 67792 Average: 13263504 15319582 3161464 19.25 86700 2149678 1024046 5.86 962316 1942742 159428 08:09:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:01 ens3 222.63 163.16 2366.71 33.14 0.00 0.00 0.00 0.00 08:10:01 lo 1.60 1.60 0.19 0.19 0.00 0.00 0.00 0.00 08:11:01 ens3 342.40 233.19 1467.37 72.71 0.00 0.00 0.00 0.00 08:11:01 lo 3.25 3.25 0.22 0.22 0.00 0.00 0.00 0.00 Average: ens3 282.52 198.18 1917.00 52.92 0.00 0.00 0.00 0.00 Average: lo 2.42 2.42 0.21 0.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10834) 06/11/26 _x86_64_ (4 CPU) 08:08:16 LINUX RESTART (4 CPU) 08:09:01 CPU %user %nice %system %iowait %steal %idle 08:10:01 all 26.44 0.00 1.91 1.90 0.07 69.68 08:10:01 0 39.17 0.00 2.93 0.53 0.10 57.26 08:10:01 1 11.53 0.00 1.33 4.34 0.07 82.74 08:10:01 2 11.97 0.00 0.90 1.99 0.03 85.11 08:10:01 3 42.96 0.00 2.47 0.74 0.10 53.73 08:11:01 all 48.14 0.00 2.86 0.84 0.10 48.06 08:11:01 0 34.30 0.00 3.48 0.07 0.08 62.07 08:11:01 1 49.25 0.00 2.37 0.59 0.12 47.68 08:11:01 2 51.37 0.00 1.99 2.21 0.10 44.33 08:11:01 3 57.66 0.00 3.57 0.49 0.12 38.17 Average: all 37.28 0.00 2.38 1.37 0.09 58.88 Average: 0 36.74 0.00 3.21 0.30 0.09 59.66 Average: 1 30.40 0.00 1.85 2.46 0.09 65.20 Average: 2 31.66 0.00 1.45 2.10 0.07 64.73 Average: 3 50.31 0.00 3.02 0.61 0.11 45.96