---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14490 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: 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 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 482 5269 0 2223 7211 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:77:59:49 brd ff:ff:ff:ff:ff:ff inet 10.32.7.110/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86208sec preferred_lft 86208sec inet6 fe80::f816:3eff:fe77:5949/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14490) 10/06/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 170.87 69.31 101.57 3878.15 43405.58 19:15:01 119.53 25.20 94.33 1271.52 16713.21 19:16:01 33.01 1.53 31.47 101.57 5011.66 Average: 107.80 32.01 75.79 1750.32 21709.23 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5883048 7452860 2284364 27.97 49780 1690340 643640 6.98 532528 1568228 194064 19:15:01 5412696 7391736 2754716 33.73 63780 2071584 687876 7.46 693372 1849436 109784 19:16:01 5366812 7357364 2800600 34.29 66900 2079104 713800 7.75 756800 1830120 11356 Average: 5554185 7400653 2613227 32.00 60153 1947009 681772 7.40 660900 1749261 105068 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 408.28 257.72 1795.22 68.18 0.00 0.00 0.00 0.00 19:14:01 lo 1.65 1.65 0.15 0.15 0.00 0.00 0.00 0.00 19:15:01 ens3 319.08 304.20 1853.79 66.15 0.00 0.00 0.00 0.00 19:15:01 lo 1.70 1.70 0.17 0.17 0.00 0.00 0.00 0.00 19:16:01 ens3 75.27 67.54 42.83 529.09 0.00 0.00 0.00 0.00 19:16:01 lo 2.00 2.00 0.18 0.18 0.00 0.00 0.00 0.00 Average: ens3 267.53 209.81 1230.54 221.15 0.00 0.00 0.00 0.00 Average: lo 1.78 1.78 0.17 0.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14490) 10/06/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 20.95 0.00 2.43 5.33 0.07 71.22 19:14:01 0 21.34 0.00 4.26 10.51 0.08 63.81 19:14:01 1 17.05 0.00 1.59 4.79 0.03 76.53 19:14:01 2 14.99 0.00 1.64 4.25 0.08 79.04 19:14:01 3 30.42 0.00 2.28 1.77 0.07 65.47 19:15:01 all 33.70 0.00 1.80 2.25 0.09 62.15 19:15:01 0 22.71 0.00 1.91 4.62 0.07 70.70 19:15:01 1 52.15 0.00 2.82 0.67 0.12 44.24 19:15:01 2 34.65 0.00 1.33 3.14 0.10 60.78 19:15:01 3 25.24 0.00 1.14 0.59 0.08 72.96 19:16:01 all 20.70 0.00 0.97 1.06 0.05 77.22 19:16:01 0 14.89 0.00 0.63 2.87 0.05 81.56 19:16:01 1 27.59 0.00 1.29 0.30 0.05 70.78 19:16:01 2 21.75 0.00 1.22 1.00 0.07 75.96 19:16:01 3 18.61 0.00 0.72 0.03 0.05 80.58 Average: all 25.11 0.00 1.74 2.88 0.07 70.20 Average: 0 19.64 0.00 2.27 6.00 0.07 72.03 Average: 1 32.27 0.00 1.90 1.92 0.07 63.85 Average: 2 23.79 0.00 1.40 2.80 0.08 71.93 Average: 3 24.75 0.00 1.38 0.80 0.07 73.01