---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4976 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 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 8.6G 69G 12% / 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 1367 12262 0 2410 14354 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:a3:55:5d brd ff:ff:ff:ff:ff:ff inet 10.30.107.83/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86179sec preferred_lft 86179sec inet6 fe80::f816:3eff:fea3:555d/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-4976) 07/04/26 _x86_64_ (4 CPU) 00:37:22 LINUX RESTART (4 CPU) 00:38:02 tps rtps wtps bread/s bwrtn/s 00:39:01 137.13 11.79 125.33 290.53 31295.58 00:40:01 94.85 9.82 85.04 557.64 16445.66 00:41:01 32.21 5.50 26.71 179.44 3596.07 Average: 87.79 9.02 78.77 342.83 17033.21 00:38:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:39:01 13444380 15306328 2980580 18.15 72008 1979624 1145664 6.56 923184 1821564 223384 00:40:01 12637420 14769880 3787540 23.06 77856 2236588 1455124 8.33 1607320 1930132 56852 00:41:01 12570772 14712992 3854188 23.47 81744 2242640 1534380 8.78 1695392 1907456 11096 Average: 12884191 14929733 3540769 21.56 77203 2152951 1378389 7.89 1408632 1886384 97111 00:38:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:39:01 ens3 220.54 148.94 2865.64 25.57 0.00 0.00 0.00 0.00 00:39:01 lo 1.08 1.08 0.13 0.13 0.00 0.00 0.00 0.00 00:40:01 ens3 789.17 464.06 2146.95 266.61 0.00 0.00 0.00 0.00 00:40:01 lo 6.25 6.25 0.32 0.32 0.00 0.00 0.00 0.00 00:41:01 ens3 28.80 21.11 23.13 10.41 0.00 0.00 0.00 0.00 00:41:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 346.87 211.72 1671.94 101.29 0.00 0.00 0.00 0.00 Average: lo 2.70 2.70 0.18 0.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4976) 07/04/26 _x86_64_ (4 CPU) 00:37:22 LINUX RESTART (4 CPU) 00:38:02 CPU %user %nice %system %iowait %steal %idle 00:39:01 all 21.37 0.00 1.55 2.74 0.06 74.28 00:39:01 0 8.66 0.00 0.46 0.12 0.07 90.69 00:39:01 1 34.14 0.00 2.04 2.50 0.08 61.25 00:39:01 2 18.58 0.00 1.78 7.17 0.05 72.42 00:39:01 3 24.03 0.00 1.93 1.20 0.05 72.78 00:40:01 all 57.29 0.00 2.33 0.36 0.10 39.91 00:40:01 0 62.99 0.00 1.64 0.05 0.10 35.23 00:40:01 1 51.75 0.00 2.75 0.30 0.08 45.11 00:40:01 2 57.72 0.00 2.08 0.64 0.08 39.48 00:40:01 3 56.70 0.00 2.83 0.47 0.10 39.90 00:41:01 all 14.10 0.00 0.94 2.44 0.04 82.47 00:41:01 0 5.85 0.00 0.77 0.62 0.03 92.73 00:41:01 1 16.41 0.00 1.14 8.67 0.05 73.73 00:41:01 2 24.81 0.00 1.22 0.43 0.05 73.49 00:41:01 3 9.33 0.00 0.67 0.03 0.05 89.92 Average: all 30.94 0.00 1.61 1.85 0.07 65.54 Average: 0 25.94 0.00 0.96 0.26 0.07 72.77 Average: 1 34.06 0.00 1.97 3.84 0.07 60.06 Average: 2 33.76 0.00 1.69 2.72 0.06 61.76 Average: 3 30.01 0.00 1.81 0.57 0.07 67.55