---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-17 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 nrip_save 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 676K 1.6G 1% /run /dev/vda1 78G 8.4G 70G 11% / 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 548 13326 0 2165 15179 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:5e:aa:e2 brd ff:ff:ff:ff:ff:ff inet 10.30.106.183/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86170sec preferred_lft 86170sec inet6 fe80::f816:3eff:fe5e:aae2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-17) 08/03/26 _x86_64_ (4 CPU) 11:13:56 LINUX RESTART (4 CPU) 11:14:01 tps rtps wtps bread/s bwrtn/s 11:15:01 120.40 65.85 54.55 4306.93 64085.20 11:16:01 88.12 0.42 87.70 34.92 37735.02 11:17:01 148.68 48.72 99.97 1741.73 21964.67 Average: 119.06 38.32 80.74 2027.64 41261.24 11:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:15:01 14307652 15611620 2117316 12.89 38232 1481168 749156 4.29 584464 1348484 30104 11:16:01 13932804 15539428 2492164 15.17 65272 1741352 809328 4.63 683112 1593176 155656 11:17:01 13664916 15548584 2760052 16.80 74376 1997988 775200 4.44 712776 1808044 15936 Average: 13968457 15566544 2456511 14.96 59293 1740169 777895 4.45 660117 1583235 67232 11:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:15:01 ens3 221.12 171.85 899.46 78.55 0.00 0.00 0.00 0.00 11:15:01 lo 1.40 1.40 0.14 0.14 0.00 0.00 0.00 0.00 11:16:01 ens3 60.51 42.55 1126.44 8.07 0.00 0.00 0.00 0.00 11:16:01 lo 0.73 0.73 0.09 0.09 0.00 0.00 0.00 0.00 11:17:01 ens3 150.30 127.45 1286.55 25.55 0.00 0.00 0.00 0.00 11:17:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 143.97 113.94 1104.15 37.39 0.00 0.00 0.00 0.00 Average: lo 0.91 0.91 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-17) 08/03/26 _x86_64_ (4 CPU) 11:13:56 LINUX RESTART (4 CPU) 11:14:01 CPU %user %nice %system %iowait %steal %idle 11:15:01 all 11.02 0.00 1.58 17.61 0.06 69.73 11:15:01 0 11.26 0.00 1.62 40.65 0.07 46.40 11:15:01 1 12.82 0.00 1.36 7.78 0.07 77.98 11:15:01 2 9.21 0.00 1.09 2.98 0.05 86.67 11:15:01 3 10.79 0.00 2.27 19.01 0.07 67.87 11:16:01 all 13.34 0.00 0.93 13.01 0.05 72.67 11:16:01 0 13.09 0.00 0.83 23.39 0.03 62.66 11:16:01 1 2.99 0.00 0.45 1.30 0.03 95.22 11:16:01 2 30.20 0.00 1.93 27.23 0.08 40.56 11:16:01 3 7.16 0.00 0.48 0.23 0.02 92.11 11:17:01 all 24.62 0.00 1.54 6.71 0.09 67.03 11:17:01 0 24.27 0.00 1.56 4.45 0.08 69.64 11:17:01 1 30.80 0.00 1.92 9.24 0.12 57.92 11:17:01 2 20.43 0.00 1.34 7.57 0.10 70.56 11:17:01 3 23.03 0.00 1.38 5.58 0.08 69.92 Average: all 16.32 0.00 1.35 12.45 0.07 69.81 Average: 0 16.20 0.00 1.34 22.84 0.06 59.56 Average: 1 15.51 0.00 1.24 6.10 0.07 77.07 Average: 2 19.93 0.00 1.45 12.58 0.08 65.96 Average: 3 13.67 0.00 1.38 8.27 0.06 76.64