---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1825 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 492 5159 0 2324 7199 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:e7:e7:f2 brd ff:ff:ff:ff:ff:ff inet 10.32.6.98/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86189sec preferred_lft 86189sec inet6 fe80::f816:3eff:fee7:e7f2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1825) 11/03/26 _x86_64_ (4 CPU) 12:46:50 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 134.37 49.08 85.29 3442.45 9242.80 12:49:01 141.94 46.11 95.83 2841.82 16008.68 12:50:01 36.68 2.07 34.61 116.38 6258.02 Average: 104.12 32.34 71.78 2129.67 10472.35 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5794436 7412352 2372984 29.05 50748 1736836 681232 7.39 575904 1613340 201760 12:49:01 5195464 7150460 2971956 36.39 65980 2043900 898648 9.75 917484 1839108 14224 12:50:01 5270324 7365336 2897096 35.47 70000 2177432 693224 7.52 786532 1891400 15912 Average: 5420075 7309383 2747345 33.64 62243 1986056 757701 8.22 759973 1781283 77299 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 12:48:02 ens3 385.05 248.85 2116.31 69.11 0.00 0.00 0.00 0.00 12:49:01 lo 1.73 1.73 0.17 0.17 0.00 0.00 0.00 0.00 12:49:01 ens3 334.60 351.84 1796.01 77.93 0.00 0.00 0.00 0.00 12:50:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 12:50:01 ens3 174.82 139.99 294.33 628.98 0.00 0.00 0.00 0.00 Average: lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 297.96 246.31 1400.06 259.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1825) 11/03/26 _x86_64_ (4 CPU) 12:46:50 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 22.50 0.00 1.73 3.93 0.07 71.78 12:48:02 0 15.17 0.00 1.52 2.37 0.05 80.89 12:48:02 1 42.97 0.00 2.86 5.75 0.12 48.30 12:48:02 2 22.07 0.00 1.52 1.25 0.08 75.07 12:48:02 3 9.82 0.00 0.99 6.38 0.03 82.78 12:49:01 all 37.63 0.00 2.38 2.48 0.12 57.38 12:49:01 0 41.69 0.00 2.70 0.61 0.12 54.88 12:49:01 1 33.34 0.00 1.90 3.79 0.10 60.87 12:49:01 2 43.90 0.00 3.11 4.59 0.17 48.22 12:49:01 3 31.60 0.00 1.82 0.93 0.10 65.55 12:50:01 all 21.50 0.00 1.22 0.83 0.05 76.41 12:50:01 0 5.05 0.00 0.89 0.03 0.05 93.98 12:50:01 1 15.62 0.00 0.94 0.03 0.05 83.36 12:50:01 2 5.11 0.00 1.10 3.09 0.03 90.66 12:50:01 3 60.09 0.00 1.95 0.12 0.12 37.72 Average: all 27.15 0.00 1.77 2.41 0.08 68.59 Average: 0 20.52 0.00 1.70 1.01 0.07 76.71 Average: 1 30.62 0.00 1.90 3.18 0.09 64.20 Average: 2 23.57 0.00 1.90 2.97 0.10 71.46 Average: 3 33.89 0.00 1.58 2.48 0.08 61.96