---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-777 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: 2799.998 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 10G 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 1225 10937 0 3877 14484 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:47:ea:70 brd ff:ff:ff:ff:ff:ff inet 10.30.107.43/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86132sec preferred_lft 86132sec inet6 fe80::f816:3eff:fe47:ea70/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-777) 09/12/26 _x86_64_ (4 CPU) 12:17:37 LINUX RESTART (4 CPU) 12:18:01 tps rtps wtps bread/s bwrtn/s 12:19:01 160.56 32.61 127.95 1719.05 54606.50 12:20:01 144.54 14.16 130.38 818.66 49160.74 12:21:01 16.26 2.57 13.70 65.06 10197.10 12:22:01 23.58 1.97 21.61 150.77 24822.00 Average: 86.24 12.83 73.41 688.39 34696.58 12:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:19:01 13379060 15383292 3045908 18.54 70192 2123252 1078996 6.18 857560 1947120 379248 12:20:01 10851720 14093452 5573248 33.93 78604 3327912 2080932 11.91 2192952 3093184 117996 12:21:01 11472996 15330856 4951972 30.15 79456 3925752 869524 4.98 1151108 3500908 462864 12:22:01 11258764 14890664 5166204 31.45 80844 3703420 1334924 7.64 1768848 3102244 23744 Average: 11740635 14924566 4684333 28.52 77274 3270084 1341094 7.67 1492617 2910864 245963 12:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:19:01 ens3 270.02 203.57 4891.69 33.31 0.00 0.00 0.00 0.00 12:19:01 lo 1.47 1.47 0.18 0.18 0.00 0.00 0.00 0.00 12:20:01 ens3 6076.82 3574.30 19432.00 1786.85 0.00 0.00 0.00 0.00 12:20:01 lo 725.08 725.08 55.58 55.58 0.00 0.00 0.00 0.00 12:21:01 ens3 12451.09 9003.37 3562.89 3189.67 0.00 0.00 0.00 0.00 12:21:01 lo 985.30 985.30 75.53 75.53 0.00 0.00 0.00 0.00 12:22:01 ens3 70.80 43.89 24.82 166.14 0.00 0.00 0.00 0.00 12:22:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 4717.18 3206.28 6977.85 1293.99 0.00 0.00 0.00 0.00 Average: lo 428.10 428.10 32.83 32.83 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-777) 09/12/26 _x86_64_ (4 CPU) 12:17:37 LINUX RESTART (4 CPU) 12:18:01 CPU %user %nice %system %iowait %steal %idle 12:19:01 all 22.07 0.00 1.66 3.43 0.01 72.83 12:19:01 0 28.69 0.00 1.33 0.70 0.00 69.29 12:19:01 1 13.22 0.00 1.24 2.41 0.02 83.12 12:19:01 2 6.85 0.00 1.25 9.42 0.02 82.46 12:19:01 3 39.48 0.00 2.85 1.20 0.02 56.45 12:20:01 all 48.22 0.00 14.28 0.48 0.02 36.99 12:20:01 0 48.90 0.00 19.04 0.32 0.02 31.72 12:20:01 1 51.85 0.00 15.64 0.13 0.02 32.36 12:20:01 2 43.46 0.00 11.83 1.24 0.02 43.45 12:20:01 3 48.69 0.00 10.59 0.23 0.02 40.46 12:21:01 all 30.79 0.00 29.36 0.15 0.01 39.70 12:21:01 0 29.95 0.00 37.38 0.03 0.02 32.61 12:21:01 1 34.59 0.00 28.97 0.05 0.03 36.36 12:21:01 2 27.62 0.00 23.19 0.43 0.02 48.74 12:21:01 3 30.97 0.00 27.88 0.07 0.00 41.08 12:22:01 all 24.82 0.00 1.18 0.35 0.00 73.65 12:22:01 0 42.19 0.00 1.77 0.08 0.02 55.95 12:22:01 1 14.90 0.00 0.87 0.03 0.00 84.19 12:22:01 2 15.63 0.00 0.92 1.24 0.00 82.21 12:22:01 3 26.51 0.00 1.12 0.05 0.00 72.32 Average: all 31.45 0.00 11.60 1.10 0.01 55.83 Average: 0 37.42 0.00 14.84 0.28 0.01 47.45 Average: 1 28.60 0.00 11.68 0.66 0.02 59.04 Average: 2 23.37 0.00 9.30 3.09 0.01 64.23 Average: 3 36.41 0.00 10.57 0.39 0.01 52.62