---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7821 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 8.6G 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 464 4240 0 3271 7215 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:96:b8:f9 brd ff:ff:ff:ff:ff:ff inet 10.32.7.187/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86116sec preferred_lft 86116sec inet6 fe80::f816:3eff:fe96:b8f9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7821) 08/08/26 _x86_64_ (4 CPU) 10:41:47 LINUX RESTART (4 CPU) 10:42:01 tps rtps wtps bread/s bwrtn/s 10:43:02 101.52 35.71 65.81 1245.93 5564.69 10:44:01 52.04 3.93 48.11 131.64 9047.01 10:45:01 120.33 34.41 85.92 2020.06 44240.23 10:46:01 23.35 0.67 22.68 76.25 4022.00 Average: 74.40 18.74 55.66 871.55 15746.39 10:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:43:02 5936636 7403472 2230784 27.31 39216 1605656 712392 7.73 609936 1455324 92948 10:44:01 5719164 7494716 2448256 29.98 57372 1878680 617360 6.70 509628 1737648 200572 10:45:01 4430284 7461068 3737136 45.76 64552 3106416 599236 6.50 628772 2866464 74576 10:46:01 4337912 7387892 3829508 46.89 67352 3123040 684128 7.42 719696 2867500 16484 Average: 5105999 7436787 3061421 37.48 57123 2428448 653279 7.09 617008 2231734 96145 10:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:43:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 10:43:02 ens3 325.83 195.42 1489.46 61.91 0.00 0.00 0.00 0.00 10:44:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 10:44:01 ens3 57.31 51.53 727.77 6.43 0.00 0.00 0.00 0.00 10:45:01 lo 1.17 1.17 0.12 0.12 0.00 0.00 0.00 0.00 10:45:01 ens3 873.92 610.26 18396.75 92.46 0.00 0.00 0.00 0.00 10:46:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 10:46:01 ens3 15.03 14.58 12.09 7.04 0.00 0.00 0.00 0.00 Average: lo 0.88 0.88 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 319.11 218.65 5175.04 42.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7821) 08/08/26 _x86_64_ (4 CPU) 10:41:47 LINUX RESTART (4 CPU) 10:42:01 CPU %user %nice %system %iowait %steal %idle 10:43:02 all 22.49 0.00 1.70 3.56 2.33 69.92 10:43:02 0 24.56 0.00 1.14 1.46 2.05 70.79 10:43:02 1 32.05 0.00 2.63 10.45 2.67 52.19 10:43:02 2 19.94 0.00 1.58 0.86 2.49 75.13 10:43:02 3 13.38 0.00 1.46 1.47 2.10 81.59 10:44:01 all 19.69 0.00 1.36 1.82 1.70 75.44 10:44:01 0 43.74 0.00 2.98 0.45 2.29 50.54 10:44:01 1 15.87 0.00 1.03 5.34 1.66 76.10 10:44:01 2 17.85 0.00 0.87 1.42 2.26 77.60 10:44:01 3 1.23 0.00 0.52 0.02 0.56 97.67 10:45:01 all 36.39 0.00 2.59 2.71 4.57 53.74 10:45:01 0 33.23 0.00 2.03 1.63 4.05 59.06 10:45:01 1 30.66 0.00 2.17 3.70 4.50 58.97 10:45:01 2 38.57 0.00 3.37 3.17 4.69 50.20 10:45:01 3 43.12 0.00 2.81 2.35 5.05 46.67 10:46:01 all 20.08 0.00 0.93 1.11 1.69 76.19 10:46:01 0 28.75 0.00 1.08 0.50 1.38 68.29 10:46:01 1 2.14 0.00 0.36 0.07 1.93 95.51 10:46:01 2 20.12 0.00 1.24 3.09 1.98 73.58 10:46:01 3 29.68 0.00 1.03 0.78 1.47 67.04 Average: all 24.70 0.00 1.64 2.30 2.58 68.78 Average: 0 32.53 0.00 1.80 1.01 2.45 62.21 Average: 1 20.17 0.00 1.55 4.88 2.69 70.71 Average: 2 24.16 0.00 1.77 2.14 2.86 69.08 Average: 3 21.96 0.00 1.46 1.16 2.31 73.11