---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6039 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 9.7G 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 620 11772 0 3647 15089 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:ab:be brd ff:ff:ff:ff:ff:ff inet 10.30.106.98/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86194sec preferred_lft 86194sec inet6 fe80::f816:3eff:fe47:abbe/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-6039) 07/06/26 _x86_64_ (4 CPU) 18:35:51 LINUX RESTART (4 CPU) 18:36:01 tps rtps wtps bread/s bwrtn/s 18:37:02 379.35 54.04 325.31 3618.06 65842.09 18:38:01 175.14 44.33 130.81 2502.36 20904.52 18:39:01 45.98 0.77 45.21 77.05 43121.48 Average: 200.30 32.98 167.31 2063.39 43414.40 18:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:37:02 13883940 15485704 2541028 15.47 65100 1737992 852168 4.88 737012 1594300 194640 18:38:01 11573076 13908856 4851892 29.54 78304 2437304 2275468 13.02 2362256 2231944 308944 18:39:01 12060460 15452920 4364508 26.57 81964 3471916 839272 4.80 1021708 3061940 471020 Average: 12505825 14949160 3919143 23.86 75123 2549071 1322303 7.57 1373659 2296061 324868 18:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:37:02 lo 1.47 1.47 0.17 0.17 0.00 0.00 0.00 0.00 18:37:02 ens3 428.26 294.65 2003.03 80.22 0.00 0.00 0.00 0.00 18:38:01 lo 1747.65 1747.65 133.98 133.98 0.00 0.00 0.00 0.00 18:38:01 ens3 1488.46 940.26 3215.69 2314.08 0.00 0.00 0.00 0.00 18:39:01 lo 4083.90 4083.90 313.09 313.09 0.00 0.00 0.00 0.00 18:39:01 ens3 2994.70 1742.11 815.73 5772.47 0.00 0.00 0.00 0.00 Average: lo 1945.44 1945.44 149.16 149.16 0.00 0.00 0.00 0.00 Average: ens3 1637.97 992.63 2004.76 2724.54 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6039) 07/06/26 _x86_64_ (4 CPU) 18:35:51 LINUX RESTART (4 CPU) 18:36:01 CPU %user %nice %system %iowait %steal %idle 18:37:02 all 21.88 0.00 2.05 3.49 0.06 72.51 18:37:02 0 33.37 0.00 2.42 5.78 0.07 58.36 18:37:02 1 14.41 0.00 1.49 0.63 0.05 83.42 18:37:02 2 12.25 0.00 2.12 6.80 0.07 78.75 18:37:02 3 27.47 0.00 2.17 0.77 0.07 69.52 18:38:01 all 53.45 0.00 6.05 0.69 0.10 39.70 18:38:01 0 48.02 0.00 7.14 0.31 0.09 44.45 18:38:01 1 50.76 0.00 5.08 1.29 0.10 42.77 18:38:01 2 50.98 0.00 6.53 0.84 0.10 41.55 18:38:01 3 64.05 0.00 5.47 0.32 0.10 30.05 18:39:01 all 35.30 0.00 9.38 0.57 0.08 54.67 18:39:01 0 30.58 0.00 9.21 0.57 0.07 59.57 18:39:01 1 34.96 0.00 10.61 1.54 0.08 52.80 18:39:01 2 38.72 0.00 9.29 0.10 0.08 51.80 18:39:01 3 36.88 0.00 8.44 0.07 0.08 54.53 Average: all 36.77 0.00 5.82 1.59 0.08 55.74 Average: 0 37.28 0.00 6.24 2.24 0.07 54.17 Average: 1 33.27 0.00 5.72 1.16 0.08 59.77 Average: 2 33.83 0.00 5.97 2.60 0.08 57.51 Average: 3 42.67 0.00 5.35 0.39 0.08 51.50