---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-916 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: 2799.996 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 8.5G 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 550 13158 0 2330 15165 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:c9:85:3c brd ff:ff:ff:ff:ff:ff inet 10.30.107.56/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86244sec preferred_lft 86244sec inet6 fe80::f816:3eff:fec9:853c/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-916) 10/12/26 _x86_64_ (4 CPU) 13:08:30 LINUX RESTART (4 CPU) 13:09:02 tps rtps wtps bread/s bwrtn/s 13:10:01 107.42 9.00 98.42 179.46 39695.15 13:11:01 93.55 1.13 92.42 131.29 12702.17 Average: 100.43 5.03 95.40 155.17 26085.28 13:09:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 13904724 15534028 2520244 15.34 62856 1763392 783296 4.48 769960 1529036 90856 13:11:01 13539804 15592884 2885164 17.57 86884 2142768 730164 4.18 724096 1896860 191772 Average: 13722264 15563456 2702704 16.45 74870 1953080 756730 4.33 747028 1712948 141314 13:09:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 2.03 2.03 0.23 0.23 0.00 0.00 0.00 0.00 13:10:01 ens3 78.72 57.25 903.67 13.44 0.00 0.00 0.00 0.00 13:11:01 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 13:11:01 ens3 82.22 51.55 1339.94 8.73 0.00 0.00 0.00 0.00 Average: lo 1.48 1.48 0.17 0.17 0.00 0.00 0.00 0.00 Average: ens3 80.49 54.38 1123.64 11.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-916) 10/12/26 _x86_64_ (4 CPU) 13:08:30 LINUX RESTART (4 CPU) 13:09:02 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 22.51 0.00 2.24 2.26 0.02 72.97 13:10:01 0 16.99 0.00 2.59 3.98 0.02 76.42 13:10:01 1 31.66 0.00 2.33 0.49 0.02 65.50 13:10:01 2 10.08 0.00 1.63 0.76 0.02 87.52 13:10:01 3 31.46 0.00 2.41 3.82 0.02 62.29 13:11:01 all 21.52 0.00 1.78 1.08 0.02 75.60 13:11:01 0 20.12 0.00 2.18 1.70 0.02 75.98 13:11:01 1 34.94 0.00 1.90 0.50 0.03 62.63 13:11:01 2 4.54 0.00 1.03 1.85 0.00 92.58 13:11:01 3 26.53 0.00 1.99 0.28 0.02 71.19 Average: all 22.01 0.00 2.01 1.67 0.02 74.30 Average: 0 18.57 0.00 2.38 2.83 0.02 76.20 Average: 1 33.31 0.00 2.11 0.50 0.03 64.05 Average: 2 7.30 0.00 1.33 1.30 0.01 90.06 Average: 3 28.97 0.00 2.20 2.04 0.02 66.78