---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5558 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: 2800.000 BogoMIPS: 5600.00 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 481 5345 0 2148 7216 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:d1:f7:80 brd ff:ff:ff:ff:ff:ff inet 10.32.6.204/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86121sec preferred_lft 86121sec inet6 fe80::f816:3eff:fed1:f780/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5558) 10/04/25 _x86_64_ (4 CPU) 07:04:57 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 170.29 86.97 83.32 4973.68 40109.98 07:07:01 56.94 3.30 53.63 102.90 8992.78 07:08:01 94.07 34.69 59.37 2072.59 8269.56 07:09:01 23.00 1.32 21.68 66.52 4844.39 Average: 86.20 31.69 54.51 1811.17 15582.65 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 6015632 7406556 2151788 26.35 36496 1534624 699632 7.59 592180 1395060 71268 07:07:01 5842300 7483428 2325120 28.47 55944 1749544 607092 6.59 520776 1609188 123572 07:08:01 5428968 7344348 2738452 33.53 63044 2011140 738992 8.02 786592 1744168 123816 07:09:01 5493852 7406268 2673568 32.73 64884 2006420 673316 7.31 732644 1734484 8980 Average: 5695188 7410150 2472232 30.27 55092 1825432 679758 7.38 658048 1620725 81909 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 1.55 1.55 0.14 0.14 0.00 0.00 0.00 0.00 07:06:02 ens3 344.57 212.91 1245.17 64.26 0.00 0.00 0.00 0.00 07:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:07:01 ens3 38.64 31.66 547.49 5.12 0.00 0.00 0.00 0.00 07:08:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 07:08:01 ens3 263.12 274.29 1411.03 52.54 0.00 0.00 0.00 0.00 07:09:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 07:09:01 ens3 52.92 61.32 28.61 604.27 0.00 0.00 0.00 0.00 Average: lo 1.23 1.23 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 175.39 145.52 809.18 182.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5558) 10/04/25 _x86_64_ (4 CPU) 07:04:57 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 22.81 0.00 2.85 5.70 1.86 66.77 07:06:02 0 11.08 0.00 1.63 6.59 1.25 79.45 07:06:02 1 30.37 0.00 2.33 3.37 2.11 61.81 07:06:02 2 14.40 0.00 5.00 8.18 2.23 70.19 07:06:02 3 35.48 0.00 2.41 4.64 1.85 55.62 07:07:01 all 20.68 0.00 1.31 1.88 1.14 74.99 07:07:01 0 2.65 0.00 0.17 0.00 0.34 96.84 07:07:01 1 40.69 0.00 2.34 0.78 1.88 54.31 07:07:01 2 19.41 0.00 1.44 5.75 1.13 72.28 07:07:01 3 19.97 0.00 1.25 1.01 1.22 76.55 07:08:01 all 37.57 0.00 1.78 1.66 3.13 55.86 07:08:01 0 35.48 0.00 1.60 1.45 2.55 58.93 07:08:01 1 56.84 0.00 1.81 0.66 3.58 37.11 07:08:01 2 29.93 0.00 1.87 1.84 3.33 63.04 07:08:01 3 28.03 0.00 1.87 2.69 3.07 64.34 07:09:01 all 20.89 0.00 1.05 0.84 1.21 76.01 07:09:01 0 38.73 0.00 1.76 0.30 1.33 57.88 07:09:01 1 6.72 0.00 0.59 0.02 1.09 91.58 07:09:01 2 34.46 0.00 1.26 1.09 1.76 61.43 07:09:01 3 3.76 0.00 0.57 1.94 0.63 93.10 Average: all 25.51 0.00 1.75 2.52 1.84 68.38 Average: 0 22.05 0.00 1.29 2.10 1.37 73.19 Average: 1 33.60 0.00 1.76 1.21 2.17 61.27 Average: 2 24.57 0.00 2.40 4.21 2.12 66.71 Average: 3 21.81 0.00 1.53 2.58 1.69 72.39