---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8503 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 452 5306 0 2216 7240 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:4b:fa:2c brd ff:ff:ff:ff:ff:ff inet 10.32.7.234/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fe4b:fa2c/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-8503) 11/08/25 _x86_64_ (4 CPU) 07:39:02 LINUX RESTART (4 CPU) 07:40:01 tps rtps wtps bread/s bwrtn/s 07:41:01 56.26 0.22 56.05 26.66 9557.08 07:42:01 89.65 16.28 73.37 577.77 11800.57 07:43:01 35.02 2.63 32.39 142.89 4329.76 Average: 60.31 6.38 53.94 249.09 8562.29 07:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:41:01 5812496 7433676 2354924 28.83 53652 1734948 676196 7.34 579004 1588820 111872 07:42:01 4936056 6801972 3231364 39.56 63832 1959012 1273780 13.82 1246868 1774848 7068 07:43:01 5402556 7380036 2764864 33.85 67776 2064704 691100 7.50 714780 1839268 24332 Average: 5383703 7205228 2783717 34.08 61753 1919555 880359 9.55 846884 1734312 47757 07:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:41:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:41:01 ens3 50.77 41.77 649.72 5.15 0.00 0.00 0.00 0.00 07:42:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 07:42:01 ens3 448.48 447.01 3120.95 76.44 0.00 0.00 0.00 0.00 07:43:01 lo 1.43 1.43 0.17 0.17 0.00 0.00 0.00 0.00 07:43:01 ens3 130.57 139.10 644.57 29.33 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 209.93 209.28 1471.65 36.97 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8503) 11/08/25 _x86_64_ (4 CPU) 07:39:02 LINUX RESTART (4 CPU) 07:40:01 CPU %user %nice %system %iowait %steal %idle 07:41:01 all 20.66 0.00 1.23 1.64 1.13 75.34 07:41:01 0 3.39 0.00 0.61 3.07 0.93 92.00 07:41:01 1 15.91 0.00 0.73 2.66 0.96 79.73 07:41:01 2 19.32 0.00 0.90 0.08 1.03 78.67 07:41:01 3 44.09 0.00 2.68 0.75 1.58 50.89 07:42:01 all 42.82 0.00 2.28 1.08 3.13 50.68 07:42:01 0 37.83 0.00 1.97 0.63 3.18 56.39 07:42:01 1 40.79 0.00 2.06 0.80 3.00 53.36 07:42:01 2 45.58 0.00 3.33 1.61 3.53 45.96 07:42:01 3 47.09 0.00 1.77 1.31 2.85 46.99 07:43:01 all 30.55 0.00 1.46 0.64 1.67 65.68 07:43:01 0 35.39 0.00 1.51 0.33 2.06 60.71 07:43:01 1 14.44 0.00 0.85 1.97 1.03 81.71 07:43:01 2 23.22 0.00 1.55 0.12 1.50 73.62 07:43:01 3 49.16 0.00 1.95 0.12 2.11 46.67 Average: all 31.36 0.00 1.66 1.12 1.98 63.88 Average: 0 25.54 0.00 1.37 1.34 2.06 69.69 Average: 1 23.72 0.00 1.21 1.81 1.66 71.59 Average: 2 29.40 0.00 1.93 0.60 2.02 66.05 Average: 3 46.78 0.00 2.13 0.73 2.18 48.18