---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10719 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 9.0G 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 561 12604 0 2874 15150 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:75:86:43 brd ff:ff:ff:ff:ff:ff inet 10.30.107.195/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86125sec preferred_lft 86125sec inet6 fe80::f816:3eff:fe75:8643/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10719) 06/11/26 _x86_64_ (4 CPU) 01:04:28 LINUX RESTART (4 CPU) 01:05:01 tps rtps wtps bread/s bwrtn/s 01:06:01 322.16 19.36 302.80 710.16 60433.99 01:07:01 149.26 15.11 134.14 366.47 19317.45 01:08:01 19.41 5.27 14.15 408.07 1830.76 Average: 163.62 13.25 150.37 494.91 27195.91 01:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:06:01 13946744 15538412 2478224 15.09 63440 1729036 813936 4.66 678264 1584964 169032 01:07:01 12871380 14868448 3553588 21.64 79604 2100600 1447732 8.29 1376056 1924480 18208 01:08:01 12619500 14716436 3805468 23.17 82224 2194576 1480404 8.47 1580036 1965352 51652 Average: 13145875 15041099 3279093 19.96 75089 2008071 1247357 7.14 1211452 1824932 79631 01:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:06:01 lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 01:06:01 ens3 172.98 110.65 1303.41 31.76 0.00 0.00 0.00 0.00 01:07:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 01:07:01 ens3 406.85 301.13 3302.69 47.85 0.00 0.00 0.00 0.00 01:08:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 01:08:01 ens3 1160.22 622.10 690.91 329.09 0.00 0.00 0.00 0.00 Average: lo 0.76 0.76 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 579.99 344.61 1765.64 136.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10719) 06/11/26 _x86_64_ (4 CPU) 01:04:28 LINUX RESTART (4 CPU) 01:05:01 CPU %user %nice %system %iowait %steal %idle 01:06:01 all 16.32 0.00 1.49 5.32 0.05 76.81 01:06:01 0 12.88 0.00 1.30 6.63 0.05 79.13 01:06:01 1 11.23 0.00 0.70 9.49 0.03 78.55 01:06:01 2 32.10 0.00 2.45 1.50 0.08 63.87 01:06:01 3 9.07 0.00 1.46 3.68 0.05 85.73 01:07:01 all 34.91 0.00 1.78 0.72 0.08 62.50 01:07:01 0 24.40 0.00 1.36 0.86 0.07 73.31 01:07:01 1 50.76 0.00 2.38 1.05 0.08 45.72 01:07:01 2 36.80 0.00 1.49 0.12 0.07 61.53 01:07:01 3 27.74 0.00 1.95 0.86 0.10 69.35 01:08:01 all 36.23 0.00 5.48 0.07 0.07 58.14 01:08:01 0 23.04 0.00 2.82 0.13 0.08 73.92 01:08:01 1 31.54 0.00 8.51 0.08 0.07 59.80 01:08:01 2 41.57 0.00 8.81 0.05 0.07 49.51 01:08:01 3 48.81 0.00 1.80 0.00 0.07 49.32 Average: all 29.15 0.00 2.92 2.04 0.07 65.82 Average: 0 20.12 0.00 1.83 2.54 0.07 75.45 Average: 1 31.17 0.00 3.87 3.54 0.06 61.36 Average: 2 36.82 0.00 4.25 0.56 0.07 58.30 Average: 3 28.51 0.00 1.74 1.52 0.07 68.16