---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2755 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 9.2G 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 554 12384 0 3100 15155 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:74:55:b8 brd ff:ff:ff:ff:ff:ff inet 10.30.107.218/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fe74:55b8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2755) 12/06/23 _x86_64_ (4 CPU) 13:07:43 LINUX RESTART (4 CPU) 13:08:01 tps rtps wtps bread/s bwrtn/s 13:09:01 120.86 32.37 88.49 1659.58 46437.59 13:10:01 141.48 28.04 113.44 1657.42 15065.05 13:11:01 102.33 7.18 95.15 208.63 15182.67 13:12:01 48.63 1.35 47.28 64.66 20413.00 Average: 103.33 17.24 86.09 897.73 24273.96 13:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:09:01 14041852 15605364 2383116 14.51 59908 1706232 739864 4.23 630480 1544348 160752 13:10:01 13398404 15255912 3026564 18.43 77484 1969040 1049360 6.01 1010856 1779300 13308 13:11:01 12732672 15538680 3692296 22.48 91680 2880264 776564 4.44 1048612 2365000 517512 13:12:01 12666472 15504024 3758496 22.88 97376 2904700 793204 4.54 1094864 2382184 32016 Average: 13209850 15475995 3215118 19.57 81612 2365059 839748 4.81 946203 2017708 180897 13:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:09:01 lo 1.40 1.40 0.15 0.15 0.00 0.00 0.00 0.00 13:09:01 ens3 75.59 52.53 946.82 10.60 0.00 0.00 0.00 0.00 13:10:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 13:10:01 ens3 234.72 218.75 2041.73 60.59 0.00 0.00 0.00 0.00 13:11:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 13:11:01 ens3 602.97 496.90 6325.29 75.16 0.00 0.00 0.00 0.00 13:12:01 lo 18.86 18.86 1.70 1.70 0.00 0.00 0.00 0.00 13:12:01 ens3 164.99 189.64 298.80 2433.96 0.00 0.00 0.00 0.00 Average: lo 5.28 5.28 0.48 0.48 0.00 0.00 0.00 0.00 Average: ens3 269.55 239.44 2403.04 644.95 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2755) 12/06/23 _x86_64_ (4 CPU) 13:07:43 LINUX RESTART (4 CPU) 13:08:01 CPU %user %nice %system %iowait %steal %idle 13:09:01 all 18.64 0.00 1.48 4.44 0.05 75.38 13:09:01 0 9.77 0.00 1.14 14.00 0.03 75.06 13:09:01 1 8.66 0.00 0.96 1.81 0.05 88.52 13:09:01 2 39.79 0.00 2.51 1.87 0.07 55.76 13:09:01 3 16.35 0.00 1.30 0.12 0.03 82.20 13:10:01 all 20.71 0.00 1.51 1.28 0.06 76.43 13:10:01 0 29.83 0.00 2.01 1.99 0.07 66.10 13:10:01 1 16.67 0.00 1.51 2.34 0.07 79.41 13:10:01 2 21.94 0.00 1.75 0.70 0.07 75.54 13:10:01 3 14.46 0.00 0.82 0.07 0.05 84.61 13:11:01 all 34.76 0.00 2.21 0.36 0.09 62.59 13:11:01 0 28.16 0.00 2.64 0.82 0.07 68.31 13:11:01 1 30.82 0.00 2.29 0.30 0.12 66.47 13:11:01 2 35.71 0.00 2.21 0.22 0.07 61.79 13:11:01 3 44.36 0.00 1.71 0.07 0.08 53.78 13:12:01 all 18.73 0.00 1.20 1.48 0.05 78.54 13:12:01 0 33.59 0.00 1.48 0.65 0.07 64.20 13:12:01 1 7.59 0.00 1.05 3.91 0.05 87.39 13:12:01 2 7.91 0.00 0.85 0.08 0.05 91.10 13:12:01 3 25.79 0.00 1.35 1.30 0.07 71.49 Average: all 23.21 0.00 1.60 1.89 0.06 73.24 Average: 0 25.34 0.00 1.82 4.36 0.06 68.42 Average: 1 15.94 0.00 1.45 2.09 0.07 80.44 Average: 2 26.32 0.00 1.83 0.72 0.06 71.07 Average: 3 25.23 0.00 1.29 0.39 0.06 73.03