---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14600 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 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 468 5156 0 2350 7223 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:b6:5f brd ff:ff:ff:ff:ff:ff inet 10.32.7.101/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86203sec preferred_lft 86203sec inet6 fe80::f816:3eff:fe4a:b65f/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-14600) 10/08/26 _x86_64_ (4 CPU) 07:04:52 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 137.73 55.37 82.35 3626.60 11203.20 07:07:01 114.56 45.77 68.78 2890.22 14548.31 07:08:01 39.06 1.97 37.09 110.25 9813.16 Average: 97.02 34.31 62.71 2205.22 11839.85 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5864496 7449340 2302916 28.20 50252 1704520 655292 7.11 536556 1581960 200836 07:07:01 5291672 7394352 2875740 35.21 66196 2190000 686372 7.45 738228 1919892 246216 07:08:01 5265036 7384036 2902376 35.54 69372 2202500 695532 7.55 777488 1905816 11004 Average: 5473735 7409243 2693677 32.98 61940 2032340 679065 7.37 684091 1802556 152685 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 07:06:02 ens3 341.58 234.61 1846.39 67.83 0.00 0.00 0.00 0.00 07:07:01 lo 1.93 1.93 0.19 0.19 0.00 0.00 0.00 0.00 07:07:01 ens3 194.87 181.04 2549.24 36.69 0.00 0.00 0.00 0.00 07:08:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 07:08:01 ens3 63.07 58.14 30.92 658.01 0.00 0.00 0.00 0.00 Average: lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 199.87 157.80 1469.52 255.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14600) 10/08/26 _x86_64_ (4 CPU) 07:04:52 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 22.09 0.00 1.83 3.85 0.07 72.15 07:06:02 0 23.82 0.00 1.65 2.27 0.07 72.19 07:06:02 1 19.14 0.00 1.51 7.82 0.07 71.46 07:06:02 2 20.12 0.00 1.72 1.61 0.07 76.48 07:06:02 3 25.28 0.00 2.45 3.71 0.08 68.47 07:07:01 all 35.15 0.00 1.88 1.88 0.10 61.00 07:07:01 0 28.07 0.00 1.28 1.04 0.09 69.54 07:07:01 1 25.23 0.00 1.84 3.99 0.09 68.84 07:07:01 2 26.46 0.00 1.85 1.24 0.08 70.37 07:07:01 3 60.72 0.00 2.52 1.25 0.14 35.37 07:08:01 all 20.42 0.00 1.06 1.04 0.05 77.42 07:08:01 0 42.90 0.00 1.17 0.33 0.08 55.52 07:08:01 1 3.64 0.00 0.91 3.56 0.03 91.86 07:08:01 2 20.62 0.00 1.12 0.25 0.05 77.96 07:08:01 3 14.41 0.00 1.05 0.05 0.03 84.46 Average: all 25.84 0.00 1.59 2.26 0.07 70.24 Average: 0 31.63 0.00 1.37 1.21 0.08 65.72 Average: 1 15.96 0.00 1.42 5.13 0.06 77.43 Average: 2 22.38 0.00 1.56 1.03 0.07 74.96 Average: 3 33.32 0.00 2.01 1.67 0.08 62.91