---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-15 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 9.4G 68G 13% / 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 563 12139 0 3336 15145 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:e7:d8:a3 brd ff:ff:ff:ff:ff:ff inet 10.30.106.145/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86176sec preferred_lft 86176sec inet6 fe80::f816:3eff:fee7:d8a3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-15) 11/03/26 _x86_64_ (4 CPU) 09:39:29 LINUX RESTART (4 CPU) 09:40:03 tps rtps wtps bread/s bwrtn/s 09:41:01 176.87 33.53 143.34 1786.04 43481.33 09:42:01 110.18 14.38 95.80 776.40 27951.21 09:43:01 30.93 1.02 29.91 79.32 25537.48 Average: 105.20 16.12 89.08 870.42 32197.99 09:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:41:01 13558108 15398588 2866852 17.45 73004 1957164 923148 5.28 827272 1803940 239656 09:42:01 11492764 14024568 4932196 30.03 78688 2630056 2097632 12.00 2241436 2425592 128604 09:43:01 12497824 15573348 3927136 23.91 81076 3162332 727960 4.17 978672 2670480 109132 Average: 12516232 14998835 3908728 23.80 77589 2583184 1249580 7.15 1349127 2300004 159131 09:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:41:01 ens3 141.03 102.50 1863.43 45.47 0.00 0.00 0.00 0.00 09:41:01 lo 1.17 1.17 0.14 0.14 0.00 0.00 0.00 0.00 09:42:01 ens3 1220.91 791.15 2408.28 3230.20 0.00 0.00 0.00 0.00 09:42:01 lo 2869.82 2869.82 220.00 220.00 0.00 0.00 0.00 0.00 09:43:01 ens3 472.40 349.39 395.29 4118.18 0.00 0.00 0.00 0.00 09:43:01 lo 1357.01 1357.01 104.03 104.03 0.00 0.00 0.00 0.00 Average: ens3 616.73 417.85 1552.21 2491.79 0.00 0.00 0.00 0.00 Average: lo 1425.15 1425.15 109.27 109.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-15) 11/03/26 _x86_64_ (4 CPU) 09:39:29 LINUX RESTART (4 CPU) 09:40:03 CPU %user %nice %system %iowait %steal %idle 09:41:01 all 23.46 0.00 2.07 3.05 0.02 71.40 09:41:01 0 31.88 0.00 2.89 1.12 0.02 64.09 09:41:01 1 30.28 0.00 2.24 3.06 0.02 64.41 09:41:01 2 8.73 0.00 1.65 7.33 0.02 82.27 09:41:01 3 22.98 0.00 1.47 0.66 0.02 74.88 09:42:01 all 48.19 0.00 7.52 0.60 0.02 43.67 09:42:01 0 45.72 0.00 10.48 0.74 0.02 43.04 09:42:01 1 47.11 0.00 6.81 0.50 0.02 45.56 09:42:01 2 45.21 0.00 6.92 0.91 0.03 46.92 09:42:01 3 54.68 0.00 5.87 0.23 0.02 39.19 09:43:01 all 20.71 0.00 3.83 0.35 0.01 75.10 09:43:01 0 20.09 0.00 3.83 0.97 0.02 75.09 09:43:01 1 11.13 0.00 3.87 0.20 0.02 84.79 09:43:01 2 36.47 0.00 4.38 0.22 0.02 58.92 09:43:01 3 15.25 0.00 3.22 0.02 0.02 81.50 Average: all 30.84 0.00 4.49 1.31 0.02 63.34 Average: 0 32.57 0.00 5.76 0.94 0.02 60.71 Average: 1 29.43 0.00 4.32 1.23 0.02 64.99 Average: 2 30.32 0.00 4.34 2.78 0.02 62.54 Average: 3 31.04 0.00 3.54 0.30 0.02 65.11