---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2865 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 672K 1.6G 1% /run /dev/vda1 78G 8.7G 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 538 12974 0 2527 15171 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:85:0a:8b brd ff:ff:ff:ff:ff:ff inet 10.30.107.253/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86152sec preferred_lft 86152sec inet6 fe80::f816:3eff:fe85:a8b/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-2865) 12/06/23 _x86_64_ (4 CPU) 19:04:21 LINUX RESTART (4 CPU) 19:05:01 tps rtps wtps bread/s bwrtn/s 19:06:01 134.51 16.65 117.86 723.88 37400.43 19:07:01 68.14 0.22 67.92 10.53 32311.28 19:08:01 95.12 13.85 81.27 1048.09 10260.96 Average: 99.26 10.24 89.02 594.17 26657.56 19:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:06:01 13684240 15508644 2740728 16.69 74100 1937196 905100 5.18 774084 1727384 196000 19:07:01 13623084 15524900 2801884 17.06 81344 2002140 806032 4.61 777752 1775476 64660 19:08:01 13340860 15581252 3084108 18.78 105412 2294968 736468 4.21 750876 2048764 149960 Average: 13549395 15538265 2875573 17.51 86952 2078101 815867 4.67 767571 1850541 136873 19:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:06:01 lo 5.73 5.73 0.58 0.58 0.00 0.00 0.00 0.00 19:06:01 ens3 58.29 41.41 656.40 9.88 0.00 0.00 0.00 0.00 19:07:01 lo 28.26 28.26 3.01 3.01 0.00 0.00 0.00 0.00 19:07:01 ens3 91.72 89.25 145.96 15.48 0.00 0.00 0.00 0.00 19:08:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 19:08:01 ens3 54.59 35.63 985.90 7.26 0.00 0.00 0.00 0.00 Average: lo 11.60 11.60 1.23 1.23 0.00 0.00 0.00 0.00 Average: ens3 68.20 55.43 596.09 10.87 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2865) 12/06/23 _x86_64_ (4 CPU) 19:04:21 LINUX RESTART (4 CPU) 19:05:01 CPU %user %nice %system %iowait %steal %idle 19:06:01 all 17.50 0.00 1.47 8.13 0.08 72.82 19:06:01 0 4.03 0.00 0.62 0.17 0.03 95.15 19:06:01 1 4.64 0.00 0.75 8.13 0.03 86.45 19:06:01 2 5.48 0.00 1.01 16.21 0.10 77.20 19:06:01 3 55.89 0.00 3.55 8.06 0.10 32.40 19:07:01 all 12.36 0.00 0.81 4.87 0.05 81.90 19:07:01 0 24.50 0.00 1.30 0.87 0.05 73.28 19:07:01 1 14.82 0.00 0.55 6.83 0.07 77.73 19:07:01 2 4.73 0.00 0.61 8.36 0.05 86.26 19:07:01 3 5.33 0.00 0.75 3.48 0.05 90.39 19:08:01 all 19.18 0.00 1.47 3.78 0.05 75.53 19:08:01 0 39.07 0.00 1.90 1.15 0.07 57.81 19:08:01 1 15.19 0.00 1.20 0.95 0.03 82.62 19:08:01 2 15.99 0.00 1.69 6.15 0.03 76.14 19:08:01 3 6.53 0.00 1.07 6.83 0.05 85.51 Average: all 16.35 0.00 1.25 5.59 0.06 76.75 Average: 0 22.53 0.00 1.27 0.73 0.05 75.42 Average: 1 11.55 0.00 0.84 5.30 0.04 82.27 Average: 2 8.74 0.00 1.10 10.24 0.06 79.86 Average: 3 22.56 0.00 1.79 6.12 0.07 69.46