---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14899 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 491 5248 0 2235 7202 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:88:14:28 brd ff:ff:ff:ff:ff:ff inet 10.32.6.122/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86199sec preferred_lft 86199sec inet6 fe80::f816:3eff:fe88:1428/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14899) 10/11/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 156.97 55.47 101.50 3628.86 42852.47 19:15:01 121.62 25.54 96.09 1292.53 17433.93 19:16:01 32.13 1.53 30.59 101.58 5103.95 Average: 103.47 27.53 75.95 1676.46 21821.15 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5909148 7462444 2258272 27.65 49120 1675544 631912 6.86 530068 1549344 180544 19:15:01 5423780 7410184 2743640 33.59 63548 2078808 658880 7.15 676024 1857308 106268 19:16:01 5393832 7395636 2773588 33.96 66604 2090408 657948 7.14 719976 1842664 10660 Average: 5575587 7422755 2591833 31.73 59757 1948253 649580 7.05 642023 1749772 99157 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 370.64 224.51 1624.32 64.83 0.00 0.00 0.00 0.00 19:14:02 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 19:15:01 ens3 338.16 316.37 2213.60 73.23 0.00 0.00 0.00 0.00 19:15:01 lo 1.80 1.80 0.18 0.18 0.00 0.00 0.00 0.00 19:16:01 ens3 63.86 63.04 30.93 528.05 0.00 0.00 0.00 0.00 19:16:01 lo 1.87 1.87 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 257.10 200.66 1284.46 222.87 0.00 0.00 0.00 0.00 Average: lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14899) 10/11/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 21.27 0.00 2.11 5.19 0.08 71.35 19:14:02 0 23.02 0.00 2.31 5.86 0.10 68.71 19:14:02 1 14.90 0.00 1.74 5.41 0.07 77.89 19:14:02 2 8.73 0.00 1.56 6.13 0.08 83.49 19:14:02 3 38.44 0.00 2.85 3.37 0.10 55.24 19:15:01 all 34.01 0.00 2.05 2.57 0.13 61.24 19:15:01 0 27.40 0.00 1.85 0.73 0.10 69.92 19:15:01 1 24.35 0.00 1.60 6.62 0.10 67.34 19:15:01 2 25.38 0.00 2.39 2.29 0.12 69.82 19:15:01 3 58.95 0.00 2.33 0.66 0.17 37.89 19:16:01 all 20.39 0.00 1.11 1.04 0.08 77.38 19:16:01 0 17.19 0.00 0.85 0.03 0.05 81.88 19:16:01 1 5.95 0.00 1.02 3.71 0.03 89.29 19:16:01 2 31.40 0.00 1.42 0.08 0.10 67.00 19:16:01 3 27.00 0.00 1.15 0.32 0.10 71.43 Average: all 25.18 0.00 1.75 2.94 0.10 70.04 Average: 0 22.51 0.00 1.67 2.22 0.08 73.52 Average: 1 15.01 0.00 1.45 5.24 0.07 78.23 Average: 2 21.84 0.00 1.79 2.83 0.10 73.44 Average: 3 41.36 0.00 2.11 1.45 0.12 54.95