---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14192 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 7.9G 12G 41% / 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 457 5054 0 2464 7231 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:4a:29:96 brd ff:ff:ff:ff:ff:ff inet 10.32.7.29/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fe4a:2996/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14192) 10/03/26 _x86_64_ (4 CPU) 03:47:55 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:01 157.87 59.16 98.72 3763.91 42891.53 03:50:01 92.45 19.00 73.45 846.39 16397.13 03:51:01 11.83 0.02 11.81 0.13 611.63 03:52:01 60.07 1.00 59.07 82.12 12623.23 Average: 80.56 19.79 60.76 1173.14 18130.88 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:01 5902976 7456692 2264436 27.73 48968 1676408 665832 7.22 533996 1550916 185676 03:50:01 5384116 7240504 2783296 34.08 59604 1956108 880948 9.56 767964 1811276 4664 03:51:01 5301444 7217648 2865968 35.09 62064 2011568 888932 9.65 791340 1864668 51908 03:52:01 5175912 7404808 2991500 36.63 68524 2310880 685756 7.44 647952 2121256 26108 Average: 5441112 7329913 2726300 33.38 59790 1988741 780367 8.47 685313 1837029 67089 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:01 ens3 371.22 247.54 1653.05 67.72 0.00 0.00 0.00 0.00 03:49:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 03:50:01 ens3 156.19 136.71 1860.81 26.37 0.00 0.00 0.00 0.00 03:50:01 lo 1.40 1.40 0.14 0.14 0.00 0.00 0.00 0.00 03:51:01 ens3 194.03 204.33 898.60 29.65 0.00 0.00 0.00 0.00 03:51:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:52:01 ens3 382.37 358.66 3170.76 65.03 0.00 0.00 0.00 0.00 03:52:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 275.95 236.81 1895.81 47.19 0.00 0.00 0.00 0.00 Average: lo 0.95 0.95 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14192) 10/03/26 _x86_64_ (4 CPU) 03:47:55 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:01 all 20.79 0.00 2.50 4.83 0.07 71.81 03:49:01 0 6.02 0.00 1.39 7.77 0.03 84.78 03:49:01 1 7.67 0.00 1.39 4.48 0.03 86.42 03:49:01 2 48.79 0.00 4.92 3.46 0.13 42.70 03:49:01 3 20.71 0.00 2.31 3.62 0.07 73.29 03:50:01 all 17.10 0.00 1.05 2.00 0.06 79.79 03:50:01 0 11.51 0.00 1.19 3.44 0.05 83.81 03:50:01 1 13.92 0.00 0.82 3.90 0.05 81.31 03:50:01 2 30.06 0.00 1.42 0.28 0.08 68.16 03:50:01 3 12.93 0.00 0.77 0.37 0.05 85.88 03:51:01 all 5.63 0.00 0.43 0.03 0.03 93.88 03:51:01 0 8.45 0.00 0.60 0.08 0.03 90.83 03:51:01 1 1.82 0.00 0.13 0.00 0.00 98.05 03:51:01 2 8.31 0.00 0.54 0.00 0.03 91.12 03:51:01 3 3.96 0.00 0.47 0.00 0.05 95.53 03:52:01 all 21.12 0.00 1.56 0.86 0.06 76.41 03:52:01 0 43.80 0.00 1.72 0.13 0.08 54.27 03:52:01 1 16.19 0.00 1.34 1.10 0.05 81.32 03:52:01 2 11.39 0.00 1.29 0.17 0.03 87.12 03:52:01 3 13.05 0.00 1.87 2.04 0.05 82.99 Average: all 16.15 0.00 1.38 1.93 0.05 80.48 Average: 0 17.46 0.00 1.22 2.85 0.05 78.41 Average: 1 9.90 0.00 0.92 2.37 0.03 86.78 Average: 2 24.62 0.00 2.04 0.98 0.07 72.30 Average: 3 12.65 0.00 1.35 1.50 0.05 84.43