---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1950 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 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 8.8G 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 543 12799 0 2696 15166 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:d5:64:db brd ff:ff:ff:ff:ff:ff inet 10.30.106.7/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86186sec preferred_lft 86186sec inet6 fe80::f816:3eff:fed5:64db/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-1950) 11/20/23 _x86_64_ (4 CPU) 07:48:31 LINUX RESTART (4 CPU) 07:49:01 tps rtps wtps bread/s bwrtn/s 07:50:01 107.05 13.73 93.32 989.57 18057.79 07:51:01 124.31 28.10 96.22 960.11 23074.55 07:52:01 121.18 3.40 117.78 240.85 26514.10 Average: 117.51 15.07 102.44 730.15 22549.03 07:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:01 13943904 15630116 2481064 15.11 69892 1811332 725812 4.15 610608 1649364 168336 07:51:01 12972724 15143936 3452244 21.02 91700 2253552 1247212 7.14 1167772 2016380 239176 07:52:01 13156428 15579564 3268540 19.90 107316 2467816 726424 4.16 784996 2192188 32240 Average: 13357685 15451205 3067283 18.67 89636 2177567 899816 5.15 854459 1952644 146584 07:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:01 lo 1.13 1.13 0.12 0.12 0.00 0.00 0.00 0.00 07:50:01 ens3 67.41 44.08 1091.40 7.59 0.00 0.00 0.00 0.00 07:51:01 lo 7.20 7.20 0.77 0.77 0.00 0.00 0.00 0.00 07:51:01 ens3 218.16 172.44 2109.95 45.14 0.00 0.00 0.00 0.00 07:52:01 lo 1.90 1.90 0.20 0.20 0.00 0.00 0.00 0.00 07:52:01 ens3 44.14 35.10 185.27 12.31 0.00 0.00 0.00 0.00 Average: lo 3.41 3.41 0.37 0.37 0.00 0.00 0.00 0.00 Average: ens3 109.90 83.87 1128.82 21.68 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1950) 11/20/23 _x86_64_ (4 CPU) 07:48:31 LINUX RESTART (4 CPU) 07:49:01 CPU %user %nice %system %iowait %steal %idle 07:50:01 all 21.27 0.00 1.52 3.20 0.05 73.96 07:50:01 0 8.44 0.00 0.73 3.85 0.03 86.94 07:50:01 1 18.64 0.00 1.44 3.95 0.05 75.93 07:50:01 2 8.37 0.00 0.89 1.91 0.03 88.79 07:50:01 3 49.82 0.00 3.04 3.09 0.10 43.95 07:51:01 all 45.02 0.00 3.14 2.49 0.08 49.27 07:51:01 0 56.10 0.00 3.26 2.80 0.08 37.75 07:51:01 1 33.70 0.00 2.88 3.88 0.08 59.46 07:51:01 2 40.38 0.00 2.94 1.10 0.08 55.50 07:51:01 3 49.94 0.00 3.45 2.19 0.10 44.32 07:52:01 all 27.15 0.00 1.81 3.46 0.06 67.52 07:52:01 0 17.67 0.00 1.25 0.22 0.05 80.82 07:52:01 1 7.27 0.00 1.82 9.52 0.07 81.32 07:52:01 2 65.56 0.00 2.88 1.82 0.08 29.66 07:52:01 3 17.99 0.00 1.27 2.30 0.03 78.40 Average: all 31.13 0.00 2.15 3.05 0.07 63.60 Average: 0 27.36 0.00 1.75 2.29 0.06 68.55 Average: 1 19.87 0.00 2.05 5.78 0.07 72.24 Average: 2 38.01 0.00 2.23 1.61 0.07 58.09 Average: 3 39.24 0.00 2.58 2.53 0.08 55.57