---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-17024 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 9.0G 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 606 12570 0 2863 15105 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:48:32:23 brd ff:ff:ff:ff:ff:ff inet 10.30.107.198/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fe48:3223/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-17024) 09/01/26 _x86_64_ (4 CPU) 03:04:21 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 117.88 11.23 106.65 306.62 15231.46 03:07:01 100.77 4.48 96.28 128.38 13409.37 03:08:01 19.36 5.90 13.46 427.53 1673.05 Average: 79.34 7.20 72.13 287.51 10104.63 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13764268 15563032 2660700 16.20 72972 1916464 775852 4.44 662604 1765896 198596 03:07:01 12785188 14780136 3639780 22.16 85288 2091120 1545320 8.84 1470180 1915288 8096 03:08:01 11716048 13827168 4708920 28.67 88188 2200592 2470916 14.14 2487832 1956476 66736 Average: 12755168 14723445 3669800 22.34 82149 2069392 1597363 9.14 1540205 1879220 91143 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 169.64 134.98 1659.03 27.58 0.00 0.00 0.00 0.00 03:06:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 03:07:01 ens3 293.50 256.36 2530.45 53.34 0.00 0.00 0.00 0.00 03:07:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 1282.84 883.50 846.33 459.32 0.00 0.00 0.00 0.00 03:08:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 581.99 424.95 1678.60 180.08 0.00 0.00 0.00 0.00 Average: lo 0.51 0.51 0.05 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-17024) 09/01/26 _x86_64_ (4 CPU) 03:04:21 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 14.40 0.00 1.33 1.52 0.02 82.74 03:06:01 0 2.41 0.00 0.44 0.07 0.02 97.07 03:06:01 1 25.90 0.00 2.44 0.68 0.05 70.93 03:06:01 2 20.52 0.00 1.26 0.45 0.00 77.78 03:06:01 3 8.73 0.00 1.20 4.88 0.02 85.17 03:07:01 all 36.03 0.00 1.70 0.28 0.02 61.97 03:07:01 0 24.15 0.00 1.40 0.03 0.00 74.42 03:07:01 1 51.40 0.00 2.00 0.22 0.03 46.35 03:07:01 2 31.38 0.00 1.85 0.48 0.02 66.27 03:07:01 3 37.24 0.00 1.52 0.37 0.02 60.85 03:08:01 all 41.15 0.00 6.02 0.07 0.02 52.74 03:08:01 0 39.03 0.00 8.21 0.00 0.02 52.75 03:08:01 1 47.10 0.00 8.36 0.07 0.03 44.44 03:08:01 2 39.73 0.00 5.14 0.17 0.03 54.93 03:08:01 3 38.74 0.00 2.39 0.03 0.02 58.82 Average: all 30.53 0.00 3.01 0.62 0.02 65.82 Average: 0 21.89 0.00 3.35 0.03 0.01 74.72 Average: 1 41.46 0.00 4.26 0.32 0.04 53.91 Average: 2 30.55 0.00 2.75 0.37 0.02 66.31 Average: 3 28.22 0.00 1.70 1.76 0.02 68.30