---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6843 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 8.9G 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 608 12649 0 2782 15103 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:55:4e:00 brd ff:ff:ff:ff:ff:ff inet 10.30.107.60/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86093sec preferred_lft 86093sec inet6 fe80::f816:3eff:fe55:4e00/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6843) 10/03/26 _x86_64_ (4 CPU) 18:48:21 LINUX RESTART (4 CPU) 18:49:02 tps rtps wtps bread/s bwrtn/s 18:50:01 131.83 16.35 115.47 1268.80 28315.61 18:51:01 147.38 22.96 124.41 1241.39 31501.28 18:52:01 27.25 3.43 23.81 108.78 18072.19 18:53:01 26.55 3.22 23.33 145.71 14377.20 Average: 83.04 11.47 71.57 688.76 23044.61 18:49:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 13748112 15565104 2676856 16.30 72712 1935152 780712 4.47 656700 1786840 191056 18:51:01 11899012 14074924 4525956 27.56 89452 2262780 2372972 13.58 2236860 2019552 59832 18:52:01 11640116 13824940 4784852 29.13 89916 2270764 2408760 13.79 2526852 1988980 1780 18:53:01 13021168 15533764 3403800 20.72 91928 2592664 782356 4.48 955444 2176608 176040 Average: 12577102 14749683 3847866 23.43 86002 2265340 1586200 9.08 1593964 1992995 107177 18:49:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 lo 0.75 0.75 0.09 0.09 0.00 0.00 0.00 0.00 18:50:01 ens3 156.79 122.96 1676.88 30.73 0.00 0.00 0.00 0.00 18:51:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 18:51:01 ens3 397.62 352.91 3696.74 66.33 0.00 0.00 0.00 0.00 18:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:52:01 ens3 208.35 118.20 67.48 67.38 0.00 0.00 0.00 0.00 18:53:01 lo 1.65 1.65 1.00 1.00 0.00 0.00 0.00 0.00 18:53:01 ens3 279.97 187.89 400.98 1260.24 0.00 0.00 0.00 0.00 Average: lo 0.68 0.68 0.28 0.28 0.00 0.00 0.00 0.00 Average: ens3 261.12 195.79 1459.62 357.53 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6843) 10/03/26 _x86_64_ (4 CPU) 18:48:21 LINUX RESTART (4 CPU) 18:49:02 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 13.46 0.00 1.22 2.07 0.01 83.23 18:50:01 0 4.11 0.00 0.54 1.10 0.00 94.25 18:50:01 1 9.76 0.00 1.28 1.16 0.00 87.80 18:50:01 2 14.33 0.00 1.41 4.79 0.02 79.45 18:50:01 3 25.59 0.00 1.66 1.25 0.02 71.48 18:51:01 all 41.51 0.00 2.43 0.70 0.02 55.34 18:51:01 0 40.71 0.00 1.87 0.13 0.03 57.26 18:51:01 1 31.79 0.00 2.13 0.52 0.02 65.55 18:51:01 2 43.84 0.00 2.34 1.02 0.02 52.78 18:51:01 3 49.67 0.00 3.38 1.12 0.02 45.82 18:52:01 all 76.98 0.00 2.58 0.11 0.03 20.29 18:52:01 0 66.95 0.00 2.26 0.05 0.02 30.72 18:52:01 1 78.39 0.00 2.21 0.05 0.07 19.29 18:52:01 2 81.67 0.00 2.58 0.27 0.02 15.46 18:52:01 3 80.93 0.00 3.25 0.08 0.03 15.71 18:53:01 all 50.48 0.00 2.62 0.19 0.02 46.68 18:53:01 0 55.59 0.00 2.01 0.02 0.02 42.36 18:53:01 1 56.54 0.00 3.62 0.10 0.03 39.70 18:53:01 2 46.05 0.00 2.81 0.64 0.02 50.48 18:53:01 3 43.76 0.00 2.03 0.00 0.00 54.21 Average: all 45.72 0.00 2.22 0.76 0.02 51.28 Average: 0 41.96 0.00 1.67 0.32 0.02 56.03 Average: 1 44.31 0.00 2.32 0.45 0.03 52.89 Average: 2 46.58 0.00 2.29 1.67 0.02 49.45 Average: 3 50.04 0.00 2.59 0.61 0.02 46.75