---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7664 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 680K 1.6G 1% /run /dev/vda1 78G 8.5G 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 646 13070 0 2322 15070 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:71:c2:ce brd ff:ff:ff:ff:ff:ff inet 10.30.107.95/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86217sec preferred_lft 86217sec inet6 fe80::f816:3eff:fe71:c2ce/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-7664) 05/02/26 _x86_64_ (4 CPU) 12:00:21 LINUX RESTART (4 CPU) 12:01:02 tps rtps wtps bread/s bwrtn/s 12:02:01 143.19 11.81 131.37 290.58 49234.71 12:03:01 118.91 20.75 98.17 1308.18 21301.92 Average: 130.95 16.32 114.63 803.70 35149.79 12:01:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:02:01 13423040 15239104 3001928 18.28 71264 1936536 1215768 6.96 994084 1775640 188028 12:03:01 13390496 15433360 3034472 18.47 94836 2127076 867236 4.96 875132 1903544 32208 Average: 13406768 15336232 3018200 18.38 83050 2031806 1041502 5.96 934608 1839592 110118 12:01:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:02:01 ens3 208.68 151.76 3080.75 28.02 0.00 0.00 0.00 0.00 12:02:01 lo 0.81 0.81 0.09 0.09 0.00 0.00 0.00 0.00 12:03:01 ens3 417.03 258.24 925.95 79.90 0.00 0.00 0.00 0.00 12:03:01 lo 1.80 1.80 0.20 0.20 0.00 0.00 0.00 0.00 Average: ens3 313.74 205.45 1994.21 54.18 0.00 0.00 0.00 0.00 Average: lo 1.31 1.31 0.15 0.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7664) 05/02/26 _x86_64_ (4 CPU) 12:00:21 LINUX RESTART (4 CPU) 12:01:02 CPU %user %nice %system %iowait %steal %idle 12:02:01 all 20.04 0.00 1.42 10.35 0.07 68.12 12:02:01 0 44.48 0.00 2.99 12.54 0.10 39.89 12:02:01 1 13.33 0.00 0.76 0.94 0.03 84.94 12:02:01 2 11.61 0.00 0.83 14.26 0.09 73.21 12:02:01 3 10.79 0.00 1.12 13.78 0.05 74.27 12:03:01 all 21.76 0.00 1.95 2.15 0.05 74.10 12:03:01 0 18.28 0.00 1.79 0.77 0.05 79.11 12:03:01 1 26.75 0.00 1.90 0.83 0.05 70.47 12:03:01 2 12.44 0.00 1.57 3.64 0.03 82.32 12:03:01 3 29.51 0.00 2.52 3.35 0.05 64.56 Average: all 20.90 0.00 1.69 6.22 0.06 71.13 Average: 0 31.28 0.00 2.38 6.61 0.08 59.65 Average: 1 20.06 0.00 1.33 0.89 0.04 77.68 Average: 2 12.03 0.00 1.20 8.90 0.06 77.81 Average: 3 20.25 0.00 1.83 8.51 0.05 69.36