---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8140 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 475 5191 0 2309 7216 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:cf brd ff:ff:ff:ff:ff:ff inet 10.32.7.195/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:fe4a:b6cf/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-8140) 08/12/26 _x86_64_ (4 CPU) 14:54:48 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:03 119.15 54.01 65.14 3548.74 5809.05 14:57:01 73.71 21.05 52.66 1445.13 10178.93 14:58:01 92.52 18.66 73.85 835.06 10976.70 14:59:01 26.96 1.85 25.11 105.05 5130.21 Average: 78.12 23.92 54.21 1483.82 8005.62 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:03 5950420 7421292 2217000 27.14 39744 1608696 688028 7.47 593256 1457096 125716 14:57:01 5599320 7416936 2568100 31.44 58328 1919748 823312 8.93 596864 1768904 209472 14:58:01 5341168 7407680 2826252 34.60 66480 2153516 666384 7.23 727444 1881212 114940 14:59:01 5304272 7379368 2863148 35.06 69008 2159072 681500 7.39 765152 1880620 8548 Average: 5548795 7406319 2618625 32.06 58390 1960258 714806 7.76 670679 1746958 114669 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:03 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:56:03 ens3 407.15 233.48 1490.73 66.65 0.00 0.00 0.00 0.00 14:57:01 lo 1.65 1.65 0.16 0.16 0.00 0.00 0.00 0.00 14:57:01 ens3 97.19 81.99 910.70 18.58 0.00 0.00 0.00 0.00 14:58:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 14:58:01 ens3 258.99 299.52 1524.37 64.13 0.00 0.00 0.00 0.00 14:59:01 lo 1.33 1.33 0.11 0.11 0.00 0.00 0.00 0.00 14:59:01 ens3 57.16 59.81 26.41 605.86 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 206.03 169.43 988.70 190.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8140) 08/12/26 _x86_64_ (4 CPU) 14:54:48 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:03 all 23.73 0.00 1.81 3.79 1.22 69.46 14:56:03 0 14.60 0.00 1.27 1.37 0.90 81.87 14:56:03 1 18.12 0.00 1.84 5.03 0.97 74.05 14:56:03 2 42.35 0.00 2.70 1.98 1.93 51.04 14:56:03 3 19.83 0.00 1.47 6.78 1.07 70.86 14:57:01 all 21.69 0.00 1.36 2.03 0.91 74.02 14:57:01 0 2.70 0.00 0.33 0.98 0.47 95.52 14:57:01 1 8.54 0.00 1.02 4.92 0.55 84.97 14:57:01 2 62.91 0.00 3.21 0.76 2.14 30.98 14:57:01 3 12.69 0.00 0.88 1.41 0.52 84.50 14:58:01 all 42.33 0.00 2.48 1.82 2.80 50.58 14:58:01 0 40.63 0.00 2.03 1.72 2.43 53.19 14:58:01 1 43.33 0.00 2.45 1.52 2.75 49.96 14:58:01 2 49.84 0.00 2.96 0.50 3.24 43.46 14:58:01 3 35.56 0.00 2.43 3.52 2.77 55.71 14:59:01 all 20.48 0.00 0.88 0.78 0.80 77.05 14:59:01 0 26.48 0.00 0.87 0.75 0.97 70.94 14:59:01 1 23.65 0.00 1.11 0.95 0.73 73.56 14:59:01 2 25.15 0.00 0.88 0.10 1.13 72.73 14:59:01 3 6.64 0.00 0.70 1.33 0.40 90.93 Average: all 27.10 0.00 1.63 2.10 1.44 67.72 Average: 0 21.25 0.00 1.13 1.21 1.20 75.22 Average: 1 23.53 0.00 1.61 3.09 1.26 70.52 Average: 2 44.91 0.00 2.43 0.84 2.11 49.72 Average: 3 18.74 0.00 1.37 3.28 1.20 75.41