---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7871 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 8.7G 11G 45% / 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 461 4200 0 3313 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:55:18:f7 brd ff:ff:ff:ff:ff:ff inet 10.32.6.65/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86095sec preferred_lft 86095sec inet6 fe80::f816:3eff:fe55:18f7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7871) 08/08/26 _x86_64_ (4 CPU) 19:37:55 LINUX RESTART (4 CPU) 19:38:01 tps rtps wtps bread/s bwrtn/s 19:39:02 150.71 67.31 83.40 4281.95 39900.83 19:40:01 56.69 0.19 56.51 22.37 10146.80 19:41:01 116.23 34.06 82.17 2164.17 44521.51 19:42:01 43.21 6.17 37.04 228.76 5002.50 Average: 91.86 27.04 64.81 1681.15 24953.98 19:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:39:02 6040136 7427984 2127276 26.05 36336 1532348 690032 7.49 571472 1395796 71064 19:40:01 5689284 7391736 2478128 30.34 55708 1810840 708844 7.69 622264 1660932 162064 19:41:01 4161948 7105908 4005464 49.04 63844 3022532 919836 9.98 936268 2830420 7424 19:42:01 4341972 7424984 3825440 46.84 68396 3153304 634964 6.89 679696 2901384 25132 Average: 5058335 7337653 3109077 38.07 56071 2379756 738419 8.01 702425 2197133 66421 19:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:39:02 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 19:39:02 ens3 332.84 186.30 1153.65 63.36 0.00 0.00 0.00 0.00 19:40:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 19:40:01 ens3 31.33 26.84 668.33 4.02 0.00 0.00 0.00 0.00 19:41:01 lo 1.40 1.40 0.14 0.14 0.00 0.00 0.00 0.00 19:41:01 ens3 880.85 618.75 18612.62 85.74 0.00 0.00 0.00 0.00 19:42:01 lo 1.38 1.38 0.19 0.19 0.00 0.00 0.00 0.00 19:42:01 ens3 152.02 172.57 899.09 39.77 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 350.58 252.04 5352.74 48.41 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7871) 08/08/26 _x86_64_ (4 CPU) 19:37:55 LINUX RESTART (4 CPU) 19:38:01 CPU %user %nice %system %iowait %steal %idle 19:39:02 all 21.12 0.00 2.52 5.58 2.15 68.63 19:39:02 0 37.65 0.00 2.21 9.50 2.56 48.09 19:39:02 1 23.40 0.00 2.08 3.84 1.88 68.80 19:39:02 2 12.71 0.00 1.60 3.47 2.34 79.89 19:39:02 3 10.80 0.00 4.24 5.55 1.82 77.59 19:40:01 all 19.52 0.00 1.24 2.23 1.84 75.16 19:40:01 0 43.56 0.00 2.55 4.04 2.06 47.78 19:40:01 1 13.18 0.00 0.90 0.17 0.90 84.86 19:40:01 2 16.57 0.00 0.96 2.02 1.43 79.01 19:40:01 3 5.17 0.00 0.53 2.70 2.95 88.65 19:41:01 all 30.18 0.00 2.27 2.80 3.91 60.84 19:41:01 0 28.67 0.00 3.00 1.92 3.63 62.78 19:41:01 1 36.07 0.00 1.96 2.06 3.36 56.56 19:41:01 2 31.81 0.00 2.25 1.77 4.88 59.29 19:41:01 3 24.25 0.00 1.90 5.40 3.76 64.69 19:42:01 all 34.88 0.00 1.56 1.08 3.11 59.36 19:42:01 0 38.61 0.00 1.11 1.01 2.42 56.85 19:42:01 1 55.28 0.00 1.93 0.50 3.34 38.95 19:42:01 2 24.18 0.00 1.84 2.02 3.88 68.07 19:42:01 3 21.67 0.00 1.37 0.78 2.82 73.36 Average: all 26.45 0.00 1.90 2.92 2.76 65.96 Average: 0 37.09 0.00 2.22 4.12 2.67 53.91 Average: 1 32.06 0.00 1.72 1.65 2.38 62.20 Average: 2 21.33 0.00 1.67 2.32 3.14 71.54 Average: 3 15.49 0.00 2.01 3.61 2.84 76.06