---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4946 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 680K 1.6G 1% /run /dev/vda1 78G 8.7G 69G 12% / 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 564 12964 0 2510 15144 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:f1:d2:eb brd ff:ff:ff:ff:ff:ff inet 10.30.107.40/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86194sec preferred_lft 86194sec inet6 fe80::f816:3eff:fef1:d2eb/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-4946) 08/08/26 _x86_64_ (4 CPU) 05:03:40 LINUX RESTART (4 CPU) 05:04:01 tps rtps wtps bread/s bwrtn/s 05:05:03 290.80 19.31 271.49 707.75 37735.18 05:06:01 170.54 18.60 151.94 526.12 21525.81 05:07:01 87.59 12.51 75.07 1015.66 11240.25 Average: 183.11 16.79 166.32 752.37 23521.91 05:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:03 13984516 15517956 2440452 14.86 56024 1682256 838312 4.80 728924 1506596 192800 05:06:01 12984252 15002000 3440716 20.95 79116 2120876 1445384 8.27 1255740 1932204 105352 05:07:01 13250432 15479372 3174536 19.33 101844 2295312 829768 4.75 838788 2058148 29532 Average: 13406400 15333109 3018568 18.38 78995 2032815 1037821 5.94 941151 1832316 109228 05:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:05:03 ens3 104.12 70.45 972.51 26.28 0.00 0.00 0.00 0.00 05:05:03 lo 0.73 0.73 0.09 0.09 0.00 0.00 0.00 0.00 05:06:01 ens3 255.90 192.38 3125.23 35.63 0.00 0.00 0.00 0.00 05:06:01 lo 2.21 2.21 0.25 0.25 0.00 0.00 0.00 0.00 05:07:01 ens3 90.85 49.67 415.43 22.07 0.00 0.00 0.00 0.00 05:07:01 lo 1.67 1.67 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 149.10 103.17 1486.12 27.91 0.00 0.00 0.00 0.00 Average: lo 1.53 1.53 0.17 0.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4946) 08/08/26 _x86_64_ (4 CPU) 05:03:40 LINUX RESTART (4 CPU) 05:04:01 CPU %user %nice %system %iowait %steal %idle 05:05:03 all 10.95 0.00 1.03 2.52 0.04 85.47 05:05:03 0 3.77 0.00 0.58 3.50 0.03 92.11 05:05:03 1 11.14 0.00 1.67 2.90 0.03 84.26 05:05:03 2 22.53 0.00 1.44 3.59 0.07 72.37 05:05:03 3 6.39 0.00 0.43 0.08 0.02 93.08 05:06:01 all 30.49 0.00 2.22 1.17 0.06 66.06 05:06:01 0 29.36 0.00 2.49 1.14 0.05 66.96 05:06:01 1 43.81 0.00 3.23 1.52 0.09 51.36 05:06:01 2 32.24 0.00 2.11 1.76 0.07 63.82 05:06:01 3 16.47 0.00 1.02 0.23 0.05 82.23 05:07:01 all 22.56 0.00 1.57 0.64 0.04 75.19 05:07:01 0 10.83 0.00 1.13 0.42 0.03 87.58 05:07:01 1 20.94 0.00 2.10 1.90 0.05 75.00 05:07:01 2 40.86 0.00 1.40 0.10 0.07 57.57 05:07:01 3 17.59 0.00 1.67 0.13 0.02 80.59 Average: all 21.22 0.00 1.60 1.44 0.05 75.69 Average: 0 14.49 0.00 1.39 1.69 0.04 82.39 Average: 1 25.09 0.00 2.32 2.12 0.06 70.41 Average: 2 31.87 0.00 1.64 1.82 0.07 64.60 Average: 3 13.44 0.00 1.04 0.15 0.03 85.34