---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7665 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: 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 672K 1.6G 1% /run /dev/vda1 78G 9.4G 68G 13% / 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 569 12055 0 3415 15141 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:fd:be:42 brd ff:ff:ff:ff:ff:ff inet 10.30.106.175/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86050sec preferred_lft 86050sec inet6 fe80::f816:3eff:fefd:be42/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7665) 10/07/26 _x86_64_ (4 CPU) 07:39:43 LINUX RESTART (4 CPU) 07:40:01 tps rtps wtps bread/s bwrtn/s 07:41:01 274.97 19.18 255.79 726.28 53283.52 07:42:01 651.61 51.64 599.97 2488.65 41739.98 07:43:01 235.02 0.00 235.02 0.00 9263.98 07:44:01 4.20 0.00 4.20 0.00 541.78 07:45:01 14.63 2.53 12.10 91.45 1133.28 Average: 236.09 14.67 221.42 661.25 21192.11 07:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:41:01 13808800 15612168 2616168 15.93 69236 1925516 719988 4.12 601084 1781772 339984 07:42:01 11900944 14866260 4524024 27.54 138720 2910632 1780532 10.19 1478868 2671632 254464 07:43:01 11126548 14111572 5298420 32.26 139324 2926952 2552324 14.61 2224476 2686844 14392 07:44:01 9950680 12937636 6474288 39.42 139380 2928924 3741004 21.41 3380988 2688060 1864 07:45:01 12346952 15492544 4078016 24.83 141656 3077576 816820 4.67 907628 2795048 132940 Average: 11826785 14604036 4598183 28.00 125663 2753920 1922134 11.00 1718609 2524671 148729 07:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:41:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 07:41:01 ens3 113.20 74.34 1688.95 31.29 0.00 0.00 0.00 0.00 07:42:01 lo 4.07 4.07 0.37 0.37 0.00 0.00 0.00 0.00 07:42:01 ens3 447.43 336.93 5965.33 46.07 0.00 0.00 0.00 0.00 07:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:43:01 ens3 1.35 0.50 0.43 0.64 0.00 0.00 0.00 0.00 07:44:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 07:44:01 ens3 0.35 0.17 0.07 0.33 0.00 0.00 0.00 0.00 07:45:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 07:45:01 ens3 63.54 59.49 393.42 319.76 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 125.17 94.28 1609.59 79.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7665) 10/07/26 _x86_64_ (4 CPU) 07:39:43 LINUX RESTART (4 CPU) 07:40:01 CPU %user %nice %system %iowait %steal %idle 07:41:01 all 19.56 0.00 1.64 3.93 0.01 74.87 07:41:01 0 25.03 0.00 1.75 4.20 0.02 69.01 07:41:01 1 29.80 0.00 2.57 4.63 0.02 62.98 07:41:01 2 20.09 0.00 1.62 0.38 0.02 77.89 07:41:01 3 3.23 0.00 0.62 6.52 0.00 89.63 07:42:01 all 30.15 0.00 5.34 1.61 0.02 62.89 07:42:01 0 34.53 0.00 5.41 2.86 0.03 57.17 07:42:01 1 37.90 0.00 6.22 0.96 0.00 54.92 07:42:01 2 19.78 0.00 4.21 0.30 0.02 75.69 07:42:01 3 28.46 0.00 5.53 2.34 0.02 63.65 07:43:01 all 35.08 0.00 0.77 0.34 0.01 63.80 07:43:01 0 25.68 0.00 0.65 0.12 0.00 73.55 07:43:01 1 28.55 0.00 0.90 0.77 0.02 69.77 07:43:01 2 40.37 0.00 0.78 0.38 0.00 58.46 07:43:01 3 45.69 0.00 0.75 0.08 0.02 53.46 07:44:01 all 46.49 0.00 0.81 0.01 0.01 52.68 07:44:01 0 49.28 0.00 0.90 0.02 0.02 49.78 07:44:01 1 44.34 0.00 0.74 0.00 0.00 54.92 07:44:01 2 48.36 0.00 0.90 0.00 0.02 50.72 07:44:01 3 43.99 0.00 0.72 0.02 0.00 55.27 07:45:01 all 27.84 0.00 0.77 0.04 0.01 71.35 07:45:01 0 30.97 0.00 0.57 0.08 0.00 68.37 07:45:01 1 30.58 0.00 1.05 0.02 0.02 68.33 07:45:01 2 21.80 0.00 0.93 0.07 0.00 77.21 07:45:01 3 28.03 0.00 0.50 0.00 0.02 71.45 Average: all 31.82 0.00 1.86 1.18 0.01 65.13 Average: 0 33.09 0.00 1.86 1.46 0.01 63.59 Average: 1 34.23 0.00 2.29 1.27 0.01 62.20 Average: 2 30.05 0.00 1.69 0.23 0.01 68.02 Average: 3 29.89 0.00 1.62 1.79 0.01 66.69