---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10264 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: 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 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 456 5213 0 2306 7236 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:02:a5:f2 brd ff:ff:ff:ff:ff:ff inet 10.32.7.229/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86093sec preferred_lft 86093sec inet6 fe80::f816:3eff:fe02:a5f2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10264) 09/08/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 151.18 66.19 84.99 4330.29 40794.95 12:49:01 56.64 0.15 56.49 20.65 10204.70 12:50:01 107.47 38.64 68.82 2211.10 10494.92 12:51:01 30.46 2.10 28.36 114.25 5633.99 Average: 86.43 26.77 59.67 1668.91 16782.04 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 6013876 7436788 2153536 26.37 36892 1566372 696072 7.55 563636 1426996 84264 12:49:01 5679476 7405752 2487936 30.46 57016 1831344 725792 7.88 609172 1678132 157836 12:50:01 5234320 7170840 2933092 35.91 65140 2026792 938268 10.18 905988 1810964 6832 12:51:01 5377696 7448320 2789716 34.16 68532 2155612 649772 7.05 694456 1876988 9404 Average: 5576342 7365425 2591070 31.72 56895 1895030 752476 8.16 693313 1698270 64584 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 427.41 247.32 1547.45 66.39 0.00 0.00 0.00 0.00 12:48:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 12:49:01 ens3 20.92 18.63 389.88 3.06 0.00 0.00 0.00 0.00 12:49:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:50:01 ens3 298.55 312.35 1755.30 66.98 0.00 0.00 0.00 0.00 12:50:01 lo 1.70 1.70 0.17 0.17 0.00 0.00 0.00 0.00 12:51:01 ens3 128.93 121.15 283.12 622.64 0.00 0.00 0.00 0.00 12:51:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 218.93 174.84 993.86 189.73 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10264) 09/08/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 20.79 0.00 2.62 4.56 1.00 71.02 12:48:01 0 15.41 0.00 1.83 1.75 0.86 80.15 12:48:01 1 31.87 0.00 2.01 1.94 1.00 63.17 12:48:01 2 16.52 0.00 1.74 10.56 1.04 70.14 12:48:01 3 19.39 0.00 4.91 4.03 1.12 70.54 12:49:01 all 21.09 0.00 1.30 1.53 0.73 75.35 12:49:01 0 31.56 0.00 1.83 0.15 0.82 65.64 12:49:01 1 23.31 0.00 0.97 0.15 0.90 74.67 12:49:01 2 22.45 0.00 1.38 4.92 0.82 70.43 12:49:01 3 7.00 0.00 1.02 0.87 0.40 90.72 12:50:01 all 45.65 0.00 2.79 2.37 3.11 46.08 12:50:01 0 43.75 0.00 2.61 2.66 2.78 48.21 12:50:01 1 53.73 0.00 2.44 2.09 3.42 38.31 12:50:01 2 40.40 0.00 2.54 1.93 2.99 52.14 12:50:01 3 44.72 0.00 3.56 2.81 3.23 45.68 12:51:01 all 22.06 0.00 1.43 0.79 0.78 74.94 12:51:01 0 4.14 0.00 0.90 1.16 0.33 93.46 12:51:01 1 34.66 0.00 1.17 0.37 1.03 62.78 12:51:01 2 8.90 0.00 1.16 1.40 0.70 87.84 12:51:01 3 40.58 0.00 2.51 0.23 1.07 55.61 Average: all 27.41 0.00 2.04 2.31 1.41 66.84 Average: 0 23.72 0.00 1.79 1.43 1.20 71.86 Average: 1 35.91 0.00 1.65 1.14 1.59 59.72 Average: 2 22.08 0.00 1.71 4.69 1.39 70.14 Average: 3 27.94 0.00 3.00 1.98 1.45 65.63