---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10356 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 476 5281 0 2217 7218 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:70:e2:a3 brd ff:ff:ff:ff:ff:ff inet 10.32.6.239/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86210sec preferred_lft 86210sec inet6 fe80::f816:3eff:fe70:e2a3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10356) 09/09/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 165.72 64.01 101.72 4256.22 43240.01 19:15:01 114.33 18.66 95.67 688.82 16575.77 19:16:01 32.59 1.53 31.06 101.57 4995.00 Average: 104.21 28.07 76.14 1682.12 21602.67 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5869392 7457956 2298028 28.14 50108 1708564 643752 6.99 544520 1570556 196172 19:15:01 5403288 7378548 2764132 33.84 63780 2067696 703600 7.63 718880 1834016 110476 19:16:01 5407240 7390636 2760180 33.80 66940 2071844 687448 7.46 739596 1807440 9016 Average: 5559973 7409047 2607447 31.92 60276 1949368 678267 7.36 667665 1737337 105221 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 389.74 262.01 1753.23 67.97 0.00 0.00 0.00 0.00 19:14:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 353.11 329.06 1800.05 66.58 0.00 0.00 0.00 0.00 19:15:01 lo 1.70 1.70 0.17 0.17 0.00 0.00 0.00 0.00 19:16:01 ens3 62.26 64.81 30.74 538.52 0.00 0.00 0.00 0.00 19:16:01 lo 1.93 1.93 0.17 0.17 0.00 0.00 0.00 0.00 Average: ens3 268.36 218.62 1194.61 224.37 0.00 0.00 0.00 0.00 Average: lo 1.66 1.66 0.15 0.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10356) 09/09/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 21.32 0.00 2.46 4.65 0.07 71.49 19:14:01 0 23.77 0.00 3.78 2.91 0.07 69.47 19:14:01 1 17.77 0.00 1.52 1.57 0.05 79.10 19:14:01 2 36.01 0.00 2.95 5.89 0.10 55.05 19:14:01 3 7.77 0.00 1.56 8.22 0.05 82.41 19:15:01 all 33.71 0.00 1.84 2.59 0.08 61.77 19:15:01 0 19.05 0.00 1.53 4.57 0.08 74.77 19:15:01 1 36.58 0.00 1.49 1.00 0.07 60.87 19:15:01 2 54.36 0.00 2.24 0.77 0.12 42.52 19:15:01 3 24.89 0.00 2.15 4.04 0.07 68.86 19:16:01 all 20.39 0.00 1.03 1.02 0.05 77.51 19:16:01 0 18.91 0.00 0.89 0.12 0.05 80.04 19:16:01 1 23.88 0.00 1.28 0.37 0.05 74.42 19:16:01 2 35.68 0.00 1.13 0.07 0.07 63.05 19:16:01 3 3.07 0.00 0.82 3.52 0.02 92.57 Average: all 25.14 0.00 1.78 2.75 0.07 70.26 Average: 0 20.57 0.00 2.06 2.54 0.07 74.76 Average: 1 26.07 0.00 1.43 0.98 0.06 71.46 Average: 2 42.02 0.00 2.10 2.24 0.09 53.54 Average: 3 11.90 0.00 1.51 5.26 0.04 81.29