---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2014 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 8.4G 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 541 13315 0 2183 15184 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:29:7e:19 brd ff:ff:ff:ff:ff:ff inet 10.30.107.48/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86150sec preferred_lft 86150sec inet6 fe80::f816:3eff:fe29:7e19/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2014) 11/02/26 _x86_64_ (4 CPU) 09:30:27 LINUX RESTART (4 CPU) 09:31:02 tps rtps wtps bread/s bwrtn/s 09:32:01 118.76 15.03 103.73 322.52 26665.04 09:33:01 103.72 7.75 95.97 467.26 27974.54 09:34:01 15.31 0.15 15.16 9.20 16323.55 Average: 79.04 7.60 71.44 266.01 23637.56 09:31:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:32:01 13588600 15396404 2836368 17.27 70996 1927204 1149488 6.58 831048 1768240 285012 09:33:01 11874744 13773332 4550224 27.70 75564 2009032 2625192 15.02 2474616 1825820 9092 09:34:01 13588364 15511524 2836604 17.27 76324 2033476 836040 4.78 756764 1836016 35012 Average: 13017236 14893753 3407732 20.75 74295 1989904 1536907 8.80 1354143 1810025 109705 09:31:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:32:01 lo 1.15 1.15 0.14 0.14 0.00 0.00 0.00 0.00 09:32:01 ens3 138.15 92.75 1956.94 29.08 0.00 0.00 0.00 0.00 09:33:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:33:01 ens3 111.65 94.78 910.64 20.55 0.00 0.00 0.00 0.00 09:34:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 09:34:01 ens3 15.45 10.46 8.34 4.36 0.00 0.00 0.00 0.00 Average: lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 88.14 65.85 953.06 17.93 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2014) 11/02/26 _x86_64_ (4 CPU) 09:30:27 LINUX RESTART (4 CPU) 09:31:02 CPU %user %nice %system %iowait %steal %idle 09:32:01 all 21.65 0.00 1.58 3.69 0.02 73.06 09:32:01 0 38.82 0.00 2.48 5.07 0.02 53.61 09:32:01 1 25.53 0.00 2.08 0.49 0.02 71.89 09:32:01 2 6.06 0.00 0.56 8.83 0.02 84.54 09:32:01 3 16.22 0.00 1.14 0.37 0.02 82.26 09:33:01 all 46.64 0.00 1.50 0.69 0.03 51.14 09:33:01 0 61.13 0.00 1.24 0.89 0.02 36.73 09:33:01 1 32.12 0.00 1.36 0.28 0.02 66.22 09:33:01 2 57.36 0.00 2.02 1.14 0.03 39.45 09:33:01 3 35.98 0.00 1.42 0.45 0.02 62.13 09:34:01 all 30.19 0.00 0.63 0.33 0.02 68.83 09:34:01 0 12.68 0.00 0.58 0.63 0.02 86.09 09:34:01 1 17.38 0.00 0.42 0.70 0.02 81.49 09:34:01 2 67.50 0.00 1.07 0.00 0.03 31.40 09:34:01 3 23.17 0.00 0.42 0.00 0.02 76.39 Average: all 32.89 0.00 1.23 1.56 0.02 64.30 Average: 0 37.52 0.00 1.43 2.18 0.02 58.86 Average: 1 24.99 0.00 1.28 0.49 0.02 73.23 Average: 2 43.88 0.00 1.22 3.29 0.03 51.58 Average: 3 25.17 0.00 0.99 0.27 0.02 73.55