---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-160 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: 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 41% / 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 473 5152 0 2349 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:06:31:d1 brd ff:ff:ff:ff:ff:ff inet 10.32.7.4/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86203sec preferred_lft 86203sec inet6 fe80::f816:3eff:fe06:31d1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-160) 10/16/26 _x86_64_ (4 CPU) 07:04:52 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 139.84 55.34 84.50 3625.40 12297.03 07:07:01 113.30 45.04 68.26 2842.59 13967.54 07:08:01 36.64 1.97 34.68 111.05 9619.86 Average: 96.60 34.12 62.48 2193.01 11961.48 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5800468 7411980 2366952 28.98 50532 1730600 688624 7.47 576016 1607592 213644 07:07:01 5289312 7396020 2878108 35.24 66392 2193676 694000 7.53 738232 1923784 247372 07:08:01 5251404 7369700 2916016 35.70 69452 2201460 706972 7.67 791788 1906280 11164 Average: 5447061 7392567 2720359 33.31 62125 2041912 696532 7.56 702012 1812552 157393 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 07:06:01 ens3 360.96 224.88 2062.70 65.50 0.00 0.00 0.00 0.00 07:07:01 lo 1.90 1.90 0.19 0.19 0.00 0.00 0.00 0.00 07:07:01 ens3 197.32 181.70 2377.45 36.95 0.00 0.00 0.00 0.00 07:08:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 07:08:01 ens3 67.64 66.39 31.05 670.77 0.00 0.00 0.00 0.00 Average: lo 1.52 1.52 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 208.64 157.66 1490.40 257.74 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-160) 10/16/26 _x86_64_ (4 CPU) 07:04:52 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 22.21 0.00 1.70 3.97 0.06 72.06 07:06:01 0 15.03 0.00 1.30 1.65 0.03 81.98 07:06:01 1 42.15 0.00 2.21 1.61 0.08 53.95 07:06:01 2 8.38 0.00 1.22 9.27 0.05 81.08 07:06:01 3 23.30 0.00 2.02 3.36 0.08 71.24 07:07:01 all 35.15 0.00 1.79 2.07 0.10 60.89 07:07:01 0 23.04 0.00 1.57 3.91 0.08 71.40 07:07:01 1 40.63 0.00 1.75 0.74 0.13 56.74 07:07:01 2 27.39 0.00 1.40 2.57 0.08 68.54 07:07:01 3 49.57 0.00 2.43 1.04 0.13 46.83 07:08:01 all 20.53 0.00 1.04 0.98 0.06 77.39 07:08:01 0 16.46 0.00 0.85 0.84 0.05 81.80 07:08:01 1 32.05 0.00 1.37 0.45 0.07 66.07 07:08:01 2 2.85 0.00 0.65 2.55 0.03 93.91 07:08:01 3 30.76 0.00 1.32 0.10 0.07 67.76 Average: all 25.96 0.00 1.51 2.34 0.08 70.11 Average: 0 18.18 0.00 1.24 2.13 0.06 78.39 Average: 1 38.27 0.00 1.78 0.93 0.09 58.93 Average: 2 12.87 0.00 1.09 4.80 0.06 81.19 Average: 3 34.53 0.00 1.92 1.50 0.09 61.95