---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5253 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 8.5G 69G 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 682 13003 0 2353 15040 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:9b:90:a4 brd ff:ff:ff:ff:ff:ff inet 10.30.106.150/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86175sec preferred_lft 86175sec inet6 fe80::f816:3eff:fe9b:90a4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5253) 07/04/26 _x86_64_ (4 CPU) 22:38:21 LINUX RESTART (4 CPU) 22:39:02 tps rtps wtps bread/s bwrtn/s 22:40:01 150.72 14.88 135.84 378.92 28427.32 22:41:01 88.67 7.53 81.14 612.56 11692.85 22:42:01 27.30 0.97 26.33 81.19 1865.69 Average: 88.55 7.75 80.80 357.44 13914.67 22:39:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:40:01 13310824 15226972 3114136 18.96 73276 2031256 1173512 6.72 1006800 1867160 216320 22:41:01 13468520 15531220 2956440 18.00 79412 2167248 765020 4.38 759376 1950956 12564 22:42:01 13289000 15371176 3135960 19.09 82420 2183720 879720 5.03 960032 1929472 26564 Average: 13356115 15376456 3068845 18.68 78369 2127408 939417 5.38 908736 1915863 85149 22:39:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:40:01 ens3 296.05 210.02 3520.00 37.05 0.00 0.00 0.00 0.00 22:40:01 lo 0.81 0.81 0.09 0.09 0.00 0.00 0.00 0.00 22:41:01 ens3 1649.13 964.77 2061.81 339.07 0.00 0.00 0.00 0.00 22:41:01 lo 18.53 18.53 2.35 2.35 0.00 0.00 0.00 0.00 22:42:01 ens3 190.18 128.10 195.56 80.46 0.00 0.00 0.00 0.00 22:42:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 714.11 435.55 1916.89 152.84 0.00 0.00 0.00 0.00 Average: lo 6.70 6.70 0.84 0.84 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5253) 07/04/26 _x86_64_ (4 CPU) 22:38:21 LINUX RESTART (4 CPU) 22:39:02 CPU %user %nice %system %iowait %steal %idle 22:40:01 all 23.96 0.00 1.75 1.60 0.07 72.63 22:40:01 0 35.93 0.00 2.16 1.24 0.09 60.58 22:40:01 1 27.04 0.00 1.87 0.82 0.07 70.21 22:40:01 2 18.82 0.00 1.68 0.34 0.07 79.09 22:40:01 3 14.06 0.00 1.29 4.00 0.07 80.58 22:41:01 all 35.40 0.00 2.58 0.25 0.08 61.70 22:41:01 0 37.86 0.00 1.92 0.13 0.08 60.01 22:41:01 1 37.93 0.00 2.61 0.20 0.07 59.20 22:41:01 2 33.95 0.00 3.33 0.43 0.07 62.22 22:41:01 3 31.84 0.00 2.45 0.23 0.07 65.42 22:42:01 all 20.59 0.00 0.93 0.27 0.04 78.17 22:42:01 0 16.21 0.00 0.77 0.05 0.03 82.94 22:42:01 1 31.98 0.00 1.17 0.12 0.07 66.67 22:42:01 2 14.41 0.00 0.82 0.03 0.03 84.70 22:42:01 3 19.76 0.00 0.95 0.87 0.05 78.37 Average: all 26.66 0.00 1.75 0.70 0.06 70.82 Average: 0 29.96 0.00 1.61 0.47 0.07 67.89 Average: 1 32.35 0.00 1.88 0.37 0.07 65.32 Average: 2 22.41 0.00 1.94 0.27 0.06 75.32 Average: 3 21.92 0.00 1.56 1.69 0.06 74.77