---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9343 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: 2799.974 BogoMIPS: 5599.94 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 676K 1.6G 1% /run /dev/vda1 78G 9.0G 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 550 12688 0 2801 15163 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 mq state UP group default qlen 1000 link/ether fa:16:3e:8a:8d:4e brd ff:ff:ff:ff:ff:ff inet 10.30.106.33/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fe8a:8d4e/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-9343) 05/10/26 _x86_64_ (4 CPU) 03:04:20 LINUX RESTART (4 CPU) 03:05:02 tps rtps wtps bread/s bwrtn/s 03:06:01 132.25 11.88 120.37 328.35 27773.06 03:07:01 82.02 3.92 78.10 109.32 11272.39 03:08:01 24.93 6.30 18.63 437.13 2130.04 Average: 79.44 7.34 72.10 291.39 13646.70 03:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13725060 15472760 2699908 16.44 75540 1864020 1080600 6.18 765544 1703696 145788 03:07:01 12791192 14722812 3633776 22.12 84024 2032112 1592732 9.12 1529788 1855692 9776 03:08:01 12439160 14536320 3985808 24.27 87508 2189676 1645876 9.42 1788600 1939348 101412 Average: 12985137 14910631 3439831 20.94 82357 2028603 1439736 8.24 1361311 1832912 85659 03:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 189.46 163.29 1636.35 41.43 0.00 0.00 0.00 0.00 03:06:01 lo 0.88 0.88 0.10 0.10 0.00 0.00 0.00 0.00 03:07:01 ens3 235.03 197.35 2478.12 46.84 0.00 0.00 0.00 0.00 03:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:08:01 ens3 734.49 574.07 858.40 358.72 0.00 0.00 0.00 0.00 03:08:01 lo 0.62 0.62 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 387.43 312.40 1657.74 149.60 0.00 0.00 0.00 0.00 Average: lo 0.59 0.59 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9343) 05/10/26 _x86_64_ (4 CPU) 03:04:20 LINUX RESTART (4 CPU) 03:05:02 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 15.87 0.00 1.50 2.27 0.06 80.30 03:06:01 0 6.87 0.00 1.45 6.46 0.07 85.16 03:06:01 1 37.95 0.00 2.87 1.53 0.08 57.57 03:06:01 2 12.88 0.00 1.21 1.04 0.05 84.83 03:06:01 3 5.74 0.00 0.52 0.07 0.03 93.63 03:07:01 all 35.10 0.00 1.27 0.26 0.08 63.29 03:07:01 0 46.54 0.00 1.32 0.00 0.08 52.06 03:07:01 1 28.80 0.00 1.09 0.35 0.08 69.68 03:07:01 2 32.99 0.00 1.15 0.65 0.08 65.12 03:07:01 3 32.09 0.00 1.51 0.03 0.08 66.28 03:08:01 all 47.06 0.00 5.81 0.06 0.08 46.98 03:08:01 0 43.29 0.00 2.26 0.03 0.07 54.35 03:08:01 1 45.79 0.00 4.53 0.03 0.08 49.57 03:08:01 2 46.37 0.00 6.43 0.12 0.08 47.00 03:08:01 3 52.77 0.00 10.04 0.07 0.08 37.04 Average: all 32.76 0.00 2.87 0.86 0.07 63.44 Average: 0 32.38 0.00 1.68 2.14 0.07 63.73 Average: 1 37.51 0.00 2.83 0.63 0.08 58.94 Average: 2 30.84 0.00 2.94 0.60 0.07 65.54 Average: 3 30.32 0.00 4.03 0.06 0.07 65.53