---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3053 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 472 5245 0 2257 7220 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:17:4b:e2 brd ff:ff:ff:ff:ff:ff inet 10.32.7.6/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86089sec preferred_lft 86089sec inet6 fe80::f816:3eff:fe17:4be2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3053) 06/10/26 _x86_64_ (4 CPU) 12:46:48 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 115.69 54.28 61.41 3562.01 5503.25 12:49:01 54.35 0.10 54.25 6.78 10045.62 12:50:01 103.95 36.73 67.22 2140.71 8794.93 12:51:01 30.84 5.42 25.43 180.24 5146.48 Average: 76.30 24.23 52.07 1478.65 7361.31 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5947864 7397760 2219556 27.18 38628 1590056 706848 7.67 608792 1446052 107696 12:49:01 5771348 7484460 2396072 29.34 57104 1817832 598312 6.49 517504 1680228 145960 12:50:01 5151916 7035244 3015504 36.92 64964 1974348 1074228 11.66 1030608 1771356 8716 12:51:01 5406708 7427528 2760712 33.80 68480 2106212 662788 7.19 716648 1828556 26684 Average: 5569459 7336248 2597961 31.81 57294 1872112 760544 8.25 718388 1681548 72264 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:48:02 ens3 407.41 223.69 1522.92 64.81 0.00 0.00 0.00 0.00 12:49:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 12:49:01 ens3 39.60 33.33 368.17 4.09 0.00 0.00 0.00 0.00 12:50:01 lo 1.23 1.23 0.12 0.12 0.00 0.00 0.00 0.00 12:50:01 ens3 297.95 329.13 1453.16 60.62 0.00 0.00 0.00 0.00 12:51:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 12:51:01 ens3 104.78 124.31 315.43 615.51 0.00 0.00 0.00 0.00 Average: lo 0.98 0.98 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 213.17 178.22 917.23 187.02 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3053) 06/10/26 _x86_64_ (4 CPU) 12:46:48 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 23.15 0.00 1.78 3.80 2.21 69.07 12:48:02 0 32.49 0.00 2.39 6.24 2.42 56.45 12:48:02 1 16.15 0.00 1.26 4.71 2.07 75.80 12:48:02 2 30.47 0.00 1.99 1.53 2.64 63.38 12:48:02 3 13.56 0.00 1.46 2.71 1.69 80.58 12:49:01 all 20.42 0.00 1.14 1.88 1.57 74.99 12:49:01 0 18.90 0.00 1.12 0.25 2.33 77.40 12:49:01 1 20.01 0.00 0.96 6.07 1.08 71.88 12:49:01 2 15.96 0.00 1.15 0.90 1.62 80.36 12:49:01 3 26.88 0.00 1.30 0.30 1.25 70.26 12:50:01 all 39.16 0.00 2.23 2.27 4.82 51.52 12:50:01 0 33.96 0.00 2.37 4.90 4.68 54.10 12:50:01 1 40.63 0.00 2.34 0.91 4.36 51.75 12:50:01 2 41.54 0.00 1.86 1.93 5.28 49.39 12:50:01 3 40.52 0.00 2.34 1.36 4.98 50.80 12:51:01 all 24.60 0.00 1.30 0.86 1.64 71.59 12:51:01 0 15.40 0.00 0.75 0.53 1.13 82.20 12:51:01 1 27.18 0.00 1.51 2.50 2.27 66.54 12:51:01 2 39.32 0.00 1.68 0.25 2.08 56.67 12:51:01 3 16.52 0.00 1.27 0.15 1.08 80.98 Average: all 26.86 0.00 1.61 2.21 2.57 66.75 Average: 0 25.20 0.00 1.66 2.99 2.64 67.51 Average: 1 25.99 0.00 1.52 3.54 2.45 66.50 Average: 2 31.87 0.00 1.67 1.15 2.91 62.39 Average: 3 24.37 0.00 1.59 1.13 2.26 70.65