---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8534 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 460 5335 0 2179 7235 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:02:86:15 brd ff:ff:ff:ff:ff:ff inet 10.32.7.149/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86086sec preferred_lft 86086sec inet6 fe80::f816:3eff:fe02:8615/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8534) 03/10/26 _x86_64_ (4 CPU) 07:04:55 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 146.98 73.37 73.60 4616.16 39259.47 07:07:01 59.30 2.23 57.06 39.32 8723.76 07:08:01 95.00 33.78 61.22 2055.66 8281.95 07:09:01 36.08 7.40 28.68 223.70 5244.06 07:10:01 18.16 0.35 17.81 33.72 1329.69 Average: 71.10 23.42 47.68 1393.62 12567.28 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 6149204 7499756 2018208 24.71 31876 1501372 628716 6.82 496000 1364088 44776 07:07:01 5823856 7438652 2343556 28.69 53452 1729956 673088 7.30 572960 1583000 107528 07:08:01 5444632 7244156 2722780 33.34 63276 1896184 858240 9.31 817268 1700828 6892 07:09:01 5433828 7375748 2733584 33.47 66800 2032704 710272 7.71 769556 1755340 24456 07:10:01 5411940 7357444 2755472 33.74 68596 2033824 745012 8.08 790424 1754596 11548 Average: 5652692 7383151 2514720 30.79 56800 1838808 723066 7.85 689242 1631570 39040 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 455.31 206.63 1050.63 62.26 0.00 0.00 0.00 0.00 07:06:01 lo 1.35 1.35 0.12 0.12 0.00 0.00 0.00 0.00 07:07:01 ens3 66.13 52.45 743.74 6.58 0.00 0.00 0.00 0.00 07:07:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 07:08:01 ens3 269.36 303.97 1374.81 57.21 0.00 0.00 0.00 0.00 07:08:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 07:09:01 ens3 137.89 149.24 392.72 631.92 0.00 0.00 0.00 0.00 07:09:01 lo 1.37 1.37 0.12 0.12 0.00 0.00 0.00 0.00 07:10:01 ens3 12.23 12.68 9.30 6.06 0.00 0.00 0.00 0.00 07:10:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 188.17 144.99 714.22 152.80 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8534) 03/10/26 _x86_64_ (4 CPU) 07:04:55 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 16.88 0.00 2.58 5.10 1.21 74.24 07:06:01 0 15.49 0.00 1.30 2.70 0.95 79.56 07:06:01 1 14.14 0.00 4.70 5.06 1.18 74.93 07:06:01 2 16.43 0.00 2.36 7.33 1.55 72.33 07:06:01 3 21.47 0.00 1.96 5.30 1.17 70.10 07:07:01 all 19.38 0.00 1.14 2.24 0.88 76.36 07:07:01 0 11.91 0.00 0.70 0.20 0.75 86.45 07:07:01 1 19.73 0.00 0.87 0.15 0.83 78.42 07:07:01 2 12.71 0.00 1.00 8.33 0.88 77.08 07:07:01 3 33.17 0.00 2.01 0.27 1.03 63.52 07:08:01 all 36.73 0.00 2.21 1.78 3.39 55.90 07:08:01 0 40.77 0.00 1.24 0.86 3.23 53.90 07:08:01 1 39.62 0.00 1.71 1.38 3.09 54.19 07:08:01 2 25.79 0.00 2.73 2.55 3.50 65.43 07:08:01 3 40.73 0.00 3.14 2.30 3.74 50.08 07:09:01 all 27.43 0.00 1.37 1.29 1.88 68.03 07:09:01 0 43.35 0.00 1.57 0.40 1.97 52.72 07:09:01 1 29.80 0.00 1.10 0.57 1.93 66.61 07:09:01 2 18.03 0.00 1.64 3.61 2.14 74.58 07:09:01 3 18.65 0.00 1.14 0.61 1.49 78.11 07:10:01 all 20.26 0.00 0.93 0.93 0.91 76.96 07:10:01 0 34.17 0.00 1.20 0.20 1.00 63.43 07:10:01 1 22.33 0.00 1.17 0.15 0.77 75.59 07:10:01 2 0.51 0.00 0.51 3.20 0.85 94.93 07:10:01 3 24.15 0.00 0.85 0.15 1.03 73.81 Average: all 24.15 0.00 1.64 2.27 1.66 70.28 Average: 0 29.14 0.00 1.20 0.87 1.58 67.20 Average: 1 25.13 0.00 1.91 1.46 1.56 69.94 Average: 2 14.70 0.00 1.65 5.00 1.78 76.87 Average: 3 27.65 0.00 1.82 1.72 1.70 67.12