---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-387 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 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 8.6G 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 1126 12515 0 2397 14594 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:a0:a3:ca brd ff:ff:ff:ff:ff:ff inet 10.30.107.71/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86194sec preferred_lft 86194sec inet6 fe80::f816:3eff:fea0:a3ca/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-387) 10/10/26 _x86_64_ (4 CPU) 00:37:45 LINUX RESTART (4 CPU) 00:38:01 tps rtps wtps bread/s bwrtn/s 00:39:01 281.85 60.92 220.93 4189.57 13953.67 00:40:01 146.64 19.21 127.43 762.01 24145.71 00:41:01 14.83 2.48 12.35 129.05 8243.43 Average: 147.78 27.54 120.24 1693.54 15447.60 00:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:39:01 13920880 15534904 2504080 15.25 64880 1749628 815176 4.67 680040 1608092 202208 00:40:01 12665980 14762604 3758980 22.89 77568 2201968 1459660 8.35 1503100 2002060 59716 00:41:01 12842632 14970924 3582328 21.81 79028 2231920 1308196 7.49 1423352 1907876 28756 Average: 13143164 15089477 3281796 19.98 73825 2061172 1194344 6.84 1202164 1839343 96893 00:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:39:01 lo 1.67 1.67 0.19 0.19 0.00 0.00 0.00 0.00 00:39:01 ens3 407.22 275.90 2064.55 77.57 0.00 0.00 0.00 0.00 00:40:01 lo 7.68 7.68 0.41 0.41 0.00 0.00 0.00 0.00 00:40:01 ens3 455.26 298.05 3308.06 94.81 0.00 0.00 0.00 0.00 00:41:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 00:41:01 ens3 229.26 158.89 389.27 169.30 0.00 0.00 0.00 0.00 Average: lo 3.21 3.21 0.21 0.21 0.00 0.00 0.00 0.00 Average: ens3 363.91 244.28 1920.63 113.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-387) 10/10/26 _x86_64_ (4 CPU) 00:37:45 LINUX RESTART (4 CPU) 00:38:01 CPU %user %nice %system %iowait %steal %idle 00:39:01 all 21.89 0.00 2.28 3.50 0.01 72.32 00:39:01 0 22.67 0.00 3.33 4.21 0.02 69.77 00:39:01 1 20.15 0.00 2.11 1.16 0.00 76.58 00:39:01 2 36.27 0.00 2.34 1.24 0.02 60.13 00:39:01 3 8.51 0.00 1.34 7.37 0.00 82.78 00:40:01 all 50.96 0.00 3.07 0.54 0.02 45.41 00:40:01 0 49.72 0.00 3.03 0.50 0.02 46.74 00:40:01 1 47.55 0.00 2.50 0.07 0.02 49.87 00:40:01 2 52.62 0.00 3.05 0.64 0.03 43.66 00:40:01 3 53.99 0.00 3.65 0.99 0.02 41.36 00:41:01 all 27.00 0.00 1.48 0.16 0.02 71.34 00:41:01 0 18.97 0.00 1.08 0.23 0.00 79.71 00:41:01 1 28.46 0.00 1.87 0.13 0.03 69.50 00:41:01 2 45.32 0.00 1.92 0.03 0.05 52.68 00:41:01 3 15.26 0.00 1.07 0.22 0.02 83.44 Average: all 33.27 0.00 2.27 1.40 0.02 63.04 Average: 0 30.44 0.00 2.48 1.65 0.01 65.42 Average: 1 32.04 0.00 2.16 0.46 0.02 65.33 Average: 2 44.73 0.00 2.44 0.64 0.03 52.17 Average: 3 25.89 0.00 2.02 2.86 0.01 69.23