---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2952 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 7.6G 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 471 5303 0 2201 7224 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:08:27:d3 brd ff:ff:ff:ff:ff:ff inet 10.32.7.35/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86157sec preferred_lft 86157sec inet6 fe80::f816:3eff:fe08:27d3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2952) 01/10/26 _x86_64_ (4 CPU) 16:58:52 LINUX RESTART (4 CPU) 16:59:01 tps rtps wtps bread/s bwrtn/s 17:00:02 139.88 54.84 85.04 3605.67 41261.67 17:01:01 88.88 30.30 58.58 1672.12 10892.12 17:02:01 67.02 9.02 58.01 563.37 9588.67 Average: 98.65 31.39 67.26 1948.59 20634.94 16:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:00:02 5904024 7378868 2263388 27.71 40000 1612212 706472 7.67 635144 1458672 120484 17:01:01 5506532 7283864 2660880 32.58 59696 1879504 808132 8.77 736524 1723144 102428 17:02:01 5441752 7404324 2725660 33.37 65212 2054876 681640 7.40 702900 1813032 26056 Average: 5617436 7355685 2549976 31.22 54969 1848864 732081 7.94 691523 1664949 82989 16:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:00:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 17:00:02 ens3 458.32 255.37 1475.39 65.45 0.00 0.00 0.00 0.00 17:01:01 lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 17:01:01 ens3 169.46 140.76 1621.12 28.12 0.00 0.00 0.00 0.00 17:02:01 lo 0.57 0.57 0.06 0.06 0.00 0.00 0.00 0.00 17:02:01 ens3 286.17 289.64 1427.19 56.56 0.00 0.00 0.00 0.00 Average: lo 0.90 0.90 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 305.41 229.08 1507.27 50.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2952) 01/10/26 _x86_64_ (4 CPU) 16:58:52 LINUX RESTART (4 CPU) 16:59:01 CPU %user %nice %system %iowait %steal %idle 17:00:02 all 23.49 0.00 1.90 3.91 1.01 69.70 17:00:02 0 20.40 0.00 2.11 5.20 0.94 71.36 17:00:02 1 8.79 0.00 1.16 0.85 0.88 88.33 17:00:02 2 24.30 0.00 2.35 8.02 0.95 64.37 17:00:02 3 40.56 0.00 2.00 1.57 1.30 54.56 17:01:01 all 28.84 0.00 1.65 1.68 1.14 66.69 17:01:01 0 24.97 0.00 1.24 2.37 1.05 70.37 17:01:01 1 16.25 0.00 1.16 2.71 0.88 79.01 17:01:01 2 47.14 0.00 3.20 1.42 1.61 46.63 17:01:01 3 26.94 0.00 1.00 0.22 1.02 70.82 17:02:01 all 32.61 0.00 1.80 0.99 1.69 62.91 17:02:01 0 21.64 0.00 1.25 1.65 1.30 74.15 17:02:01 1 14.88 0.00 1.25 1.20 1.43 81.24 17:02:01 2 47.70 0.00 2.27 0.53 2.12 47.39 17:02:01 3 46.25 0.00 2.43 0.55 1.89 48.88 Average: all 28.31 0.00 1.78 2.19 1.28 66.43 Average: 0 22.32 0.00 1.53 3.08 1.10 71.97 Average: 1 13.28 0.00 1.19 1.57 1.07 82.89 Average: 2 39.70 0.00 2.60 3.33 1.56 52.81 Average: 3 37.97 0.00 1.81 0.78 1.41 58.03