---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14545 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 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 556 12610 0 2872 15154 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:5a:53:d8 brd ff:ff:ff:ff:ff:ff inet 10.30.106.237/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86116sec preferred_lft 86116sec inet6 fe80::f816:3eff:fe5a:53d8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-14545) 08/01/26 _x86_64_ (4 CPU) 03:05:05 LINUX RESTART (4 CPU) 03:06:02 tps rtps wtps bread/s bwrtn/s 03:07:01 155.60 11.93 143.67 310.59 44795.26 03:08:01 49.46 6.00 43.46 418.86 6217.36 03:09:01 26.55 4.08 22.46 128.65 2298.95 Average: 76.76 7.31 69.45 285.90 17619.57 03:06:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:07:01 13560944 15404820 2864016 17.44 79272 1951888 1154820 6.61 833260 1786436 19340 03:08:01 12634588 14656028 3790372 23.08 86480 2115804 1577120 9.03 1606016 1926776 5028 03:09:01 12934104 15526012 3490856 21.25 89972 2673672 768728 4.40 954956 2262696 520464 Average: 13043212 15195620 3381748 20.59 85241 2247121 1166889 6.68 1131411 1991969 181611 03:06:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:07:01 ens3 209.34 193.26 1331.32 52.06 0.00 0.00 0.00 0.00 03:07:01 lo 0.61 0.61 0.07 0.07 0.00 0.00 0.00 0.00 03:08:01 ens3 2288.84 1537.74 2789.38 577.88 0.00 0.00 0.00 0.00 03:08:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:09:01 ens3 636.81 457.72 858.31 169.91 0.00 0.00 0.00 0.00 03:09:01 lo 0.62 0.62 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 1049.66 732.57 1661.51 267.82 0.00 0.00 0.00 0.00 Average: lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-14545) 08/01/26 _x86_64_ (4 CPU) 03:05:05 LINUX RESTART (4 CPU) 03:06:02 CPU %user %nice %system %iowait %steal %idle 03:07:01 all 18.84 0.00 1.64 2.92 0.09 76.52 03:07:01 0 16.87 0.00 1.65 0.15 0.10 81.22 03:07:01 1 30.92 0.00 2.27 0.78 0.09 65.95 03:07:01 2 9.80 0.00 1.41 3.28 0.05 85.47 03:07:01 3 17.80 0.00 1.24 7.46 0.07 73.43 03:08:01 all 38.10 0.00 4.88 0.13 0.11 56.78 03:08:01 0 25.67 0.00 5.08 0.15 0.10 69.00 03:08:01 1 39.58 0.00 3.47 0.10 0.15 56.70 03:08:01 2 24.37 0.00 3.62 0.07 0.10 71.84 03:08:01 3 62.75 0.00 7.30 0.22 0.13 29.59 03:09:01 all 45.38 0.00 2.13 0.60 0.13 51.76 03:09:01 0 51.42 0.00 1.90 0.05 0.13 46.49 03:09:01 1 42.20 0.00 1.92 0.05 0.13 55.70 03:09:01 2 45.30 0.00 2.17 1.63 0.13 50.77 03:09:01 3 42.57 0.00 2.52 0.70 0.13 54.08 Average: all 34.19 0.00 2.89 1.21 0.11 61.60 Average: 0 31.43 0.00 2.88 0.12 0.11 65.46 Average: 1 37.61 0.00 2.55 0.31 0.12 59.41 Average: 2 26.55 0.00 2.40 1.65 0.10 69.30 Average: 3 41.16 0.00 3.70 2.77 0.11 52.26