---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-136 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: 2799.998 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 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 595 13170 0 2273 15131 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:e3:a0:61 brd ff:ff:ff:ff:ff:ff inet 10.30.106.204/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fee3:a061/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-136) 03/07/26 _x86_64_ (4 CPU) 04:48:18 LINUX RESTART (4 CPU) 04:49:02 tps rtps wtps bread/s bwrtn/s 04:50:01 158.06 17.71 140.35 700.36 15506.39 04:51:01 17.60 0.25 17.35 8.13 1992.07 04:52:01 32.24 24.85 7.40 1809.57 4248.49 Average: 68.80 14.25 54.56 840.13 7202.86 04:49:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:01 12773816 14521380 3651144 22.23 72684 1867436 1937676 11.09 1726332 1693372 37240 04:51:01 12229360 13992012 4195600 25.54 73780 1880624 2271936 13.00 2267372 1694952 1932 04:52:01 12674960 14670008 3750000 22.83 74508 2108928 1541272 8.82 1628076 1883308 55604 Average: 12559379 14394467 3865581 23.53 73657 1952329 1916961 10.97 1873927 1757211 31592 04:49:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:01 ens3 280.26 200.85 2045.94 45.25 0.00 0.00 0.00 0.00 04:50:01 lo 0.61 0.61 0.07 0.07 0.00 0.00 0.00 0.00 04:51:01 ens3 125.16 60.36 94.31 29.64 0.00 0.00 0.00 0.00 04:51:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 04:52:01 ens3 446.81 278.39 2733.87 63.67 0.00 0.00 0.00 0.00 04:52:01 lo 0.40 0.40 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 284.10 179.75 1622.36 46.19 0.00 0.00 0.00 0.00 Average: lo 0.42 0.42 0.05 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-136) 03/07/26 _x86_64_ (4 CPU) 04:48:18 LINUX RESTART (4 CPU) 04:49:02 CPU %user %nice %system %iowait %steal %idle 04:50:01 all 37.48 0.00 1.75 1.18 0.07 59.53 04:50:01 0 29.03 0.00 1.69 0.47 0.07 68.74 04:50:01 1 68.72 0.00 3.14 0.97 0.08 27.08 04:50:01 2 29.35 0.00 0.71 0.12 0.05 69.77 04:50:01 3 22.82 0.00 1.45 3.15 0.09 72.49 04:51:01 all 39.97 0.00 0.66 0.06 0.06 59.24 04:51:01 0 15.02 0.00 0.53 0.03 0.08 84.34 04:51:01 1 65.28 0.00 1.08 0.00 0.05 33.59 04:51:01 2 53.86 0.00 0.48 0.02 0.05 45.59 04:51:01 3 25.97 0.00 0.55 0.20 0.05 73.23 04:52:01 all 43.08 0.00 1.06 0.27 0.07 55.52 04:52:01 0 34.03 0.00 0.94 0.13 0.08 64.81 04:52:01 1 34.01 0.00 0.78 0.43 0.05 64.72 04:52:01 2 69.33 0.00 1.45 0.38 0.08 28.75 04:52:01 3 35.07 0.00 1.06 0.13 0.07 63.67 Average: all 40.19 0.00 1.15 0.50 0.07 58.09 Average: 0 26.00 0.00 1.05 0.21 0.08 72.67 Average: 1 55.94 0.00 1.66 0.46 0.06 41.88 Average: 2 50.97 0.00 0.88 0.17 0.06 47.91 Average: 3 28.00 0.00 1.02 1.15 0.07 69.77