---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2275 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 nrip_save 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 533 13174 0 2331 15182 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:24:ed:c6 brd ff:ff:ff:ff:ff:ff inet 10.30.107.11/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86172sec preferred_lft 86172sec inet6 fe80::f816:3eff:fe24:edc6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2275) 12/04/23 _x86_64_ (4 CPU) 12:59:21 LINUX RESTART (4 CPU) 13:00:02 tps rtps wtps bread/s bwrtn/s 13:01:01 100.05 30.86 69.19 1099.75 13336.99 13:02:01 113.28 14.18 99.10 1083.29 18593.30 13:03:01 73.99 0.38 73.60 26.00 15800.97 Average: 95.75 15.05 80.70 734.31 15924.79 13:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:01:01 13975140 15520020 2449828 14.92 58508 1690520 883924 5.06 735224 1510296 121296 13:02:01 13655604 15540628 2769364 16.86 83428 1985644 792824 4.54 748188 1777464 144348 13:03:01 13466928 15524368 2958040 18.01 95816 2138248 798132 4.57 775260 1923508 139636 Average: 13699224 15528339 2725744 16.60 79251 1938137 824960 4.72 752891 1737089 135093 13:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:01:01 lo 1.36 1.36 0.15 0.15 0.00 0.00 0.00 0.00 13:01:01 ens3 132.82 91.54 1533.01 29.11 0.00 0.00 0.00 0.00 13:02:01 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 13:02:01 ens3 41.93 29.95 607.83 7.65 0.00 0.00 0.00 0.00 13:03:01 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 13:03:01 ens3 39.66 28.40 523.51 6.78 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 71.13 49.73 884.51 14.43 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2275) 12/04/23 _x86_64_ (4 CPU) 12:59:21 LINUX RESTART (4 CPU) 13:00:02 CPU %user %nice %system %iowait %steal %idle 13:01:01 all 14.80 0.00 1.48 9.50 0.06 74.16 13:01:01 0 15.56 0.00 1.46 19.08 0.05 63.84 13:01:01 1 4.22 0.00 0.93 10.49 0.08 84.27 13:01:01 2 18.21 0.00 1.75 1.96 0.07 78.01 13:01:01 3 21.24 0.00 1.80 6.45 0.07 70.44 13:02:01 all 18.38 0.00 1.55 6.85 0.06 73.16 13:02:01 0 3.77 0.00 1.13 18.86 0.07 76.17 13:02:01 1 12.96 0.00 1.14 2.34 0.05 83.52 13:02:01 2 37.58 0.00 2.78 5.24 0.07 54.33 13:02:01 3 19.25 0.00 1.15 0.94 0.05 78.61 13:03:01 all 19.38 0.00 1.19 4.74 0.05 74.65 13:03:01 0 3.73 0.00 0.80 14.37 0.03 81.06 13:03:01 1 27.11 0.00 1.57 1.43 0.03 69.86 13:03:01 2 37.97 0.00 1.84 2.88 0.07 57.25 13:03:01 3 8.65 0.00 0.55 0.28 0.05 90.46 Average: all 17.53 0.00 1.41 7.02 0.06 73.99 Average: 0 7.64 0.00 1.13 17.43 0.05 73.74 Average: 1 14.82 0.00 1.21 4.73 0.06 79.19 Average: 2 31.33 0.00 2.13 3.36 0.07 63.12 Average: 3 16.36 0.00 1.17 2.53 0.06 79.89