---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-18207 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: 2799.996 BogoMIPS: 5599.99 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 9.8G 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 1453 10909 0 3677 14256 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:73:38:41 brd ff:ff:ff:ff:ff:ff inet 10.30.106.68/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86046sec preferred_lft 86046sec inet6 fe80::f816:3eff:fe73:3841/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18207) 09/05/26 _x86_64_ (4 CPU) 22:07:21 LINUX RESTART (4 CPU) 22:08:01 tps rtps wtps bread/s bwrtn/s 22:09:01 49.39 0.12 49.28 1.87 22736.88 22:10:01 156.04 28.56 127.48 1674.39 47113.75 22:11:01 78.79 11.26 67.52 806.13 11492.88 22:12:01 21.13 4.02 17.11 109.85 1409.63 22:13:01 22.53 3.58 18.95 150.11 10993.10 Average: 65.58 9.51 56.07 548.47 18749.25 22:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:09:01 14101208 15538624 2323760 14.15 48784 1599756 839808 4.81 681832 1453088 54980 22:10:01 12614880 15449660 3810088 23.20 70588 2941904 887548 5.08 787336 2765596 67096 22:11:01 11588832 14730972 4836136 29.44 80440 3226036 1757648 10.06 1582844 2972616 14208 22:12:01 11445596 14767380 4979372 30.32 81796 3398256 1420796 8.13 1620952 3070696 148332 22:13:01 11164044 14591224 5260924 32.03 82816 3500564 1647528 9.43 1970656 3002072 26456 Average: 12182912 15015572 4242056 25.83 72885 2933303 1310666 7.50 1328724 2652814 62214 22:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:09:01 ens3 345.39 210.35 725.99 16.31 0.00 0.00 0.00 0.00 22:09:01 lo 0.20 0.20 0.03 0.03 0.00 0.00 0.00 0.00 22:10:01 ens3 852.01 578.35 17630.53 47.35 0.00 0.00 0.00 0.00 22:10:01 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 22:11:01 ens3 516.30 433.08 3359.64 85.67 0.00 0.00 0.00 0.00 22:11:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 22:12:01 ens3 146.39 121.65 368.23 53.62 0.00 0.00 0.00 0.00 22:12:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:13:01 ens3 178.24 128.56 383.42 184.22 0.00 0.00 0.00 0.00 22:13:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 407.67 294.40 4493.56 77.43 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18207) 09/05/26 _x86_64_ (4 CPU) 22:07:21 LINUX RESTART (4 CPU) 22:08:01 CPU %user %nice %system %iowait %steal %idle 22:09:01 all 3.84 0.00 0.41 1.18 0.00 94.56 22:09:01 0 0.70 0.00 0.08 0.95 0.00 98.26 22:09:01 1 8.82 0.00 0.73 1.14 0.00 89.31 22:09:01 2 2.52 0.00 0.52 0.45 0.00 96.51 22:09:01 3 3.31 0.00 0.28 2.19 0.00 94.22 22:10:01 all 17.18 0.00 1.88 1.46 0.01 79.47 22:10:01 0 30.78 0.00 2.01 0.79 0.02 66.42 22:10:01 1 5.56 0.00 0.72 1.97 0.02 91.73 22:10:01 2 9.87 0.00 1.12 1.27 0.02 87.72 22:10:01 3 22.53 0.00 3.72 1.83 0.02 71.90 22:11:01 all 52.29 0.00 2.24 0.25 0.02 45.19 22:11:01 0 59.96 0.00 2.28 0.30 0.00 37.46 22:11:01 1 48.95 0.00 1.99 0.13 0.00 48.92 22:11:01 2 50.49 0.00 1.88 0.23 0.02 47.38 22:11:01 3 49.77 0.00 2.82 0.33 0.03 47.03 22:12:01 all 69.56 0.00 2.50 0.06 0.02 27.86 22:12:01 0 65.87 0.00 2.09 0.02 0.03 31.99 22:12:01 1 75.19 0.00 1.71 0.10 0.02 22.99 22:12:01 2 76.19 0.00 2.42 0.07 0.02 21.31 22:12:01 3 60.98 0.00 3.77 0.03 0.03 35.18 22:13:01 all 32.38 0.00 1.40 0.21 0.02 66.00 22:13:01 0 29.15 0.00 0.70 0.00 0.00 70.15 22:13:01 1 14.39 0.00 0.87 0.65 0.02 84.07 22:13:01 2 43.32 0.00 2.67 0.07 0.02 53.93 22:13:01 3 42.64 0.00 1.37 0.12 0.02 55.86 Average: all 35.04 0.00 1.69 0.63 0.01 62.63 Average: 0 37.27 0.00 1.43 0.41 0.01 60.87 Average: 1 30.56 0.00 1.20 0.80 0.01 67.42 Average: 2 36.48 0.00 1.72 0.42 0.01 61.36 Average: 3 35.84 0.00 2.39 0.90 0.02 60.84