---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10404 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 458 5340 0 2176 7237 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:1d:76:6c brd ff:ff:ff:ff:ff:ff inet 10.32.6.236/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:fe1d:766c/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-10404) 04/03/26 _x86_64_ (4 CPU) 07:04:44 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 97.83 28.71 69.12 947.44 5338.44 07:07:01 86.11 30.57 55.54 1710.47 8648.59 07:08:01 61.32 8.70 52.62 508.72 6781.67 07:09:01 27.86 3.47 24.39 132.76 4969.28 Average: 68.20 17.81 50.40 821.15 6425.27 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5834280 7370744 2333140 28.57 45756 1664228 745760 8.09 666384 1491820 157976 07:07:01 5570292 7279864 2597128 31.80 59032 1813756 817684 8.87 744172 1656952 87004 07:08:01 5415888 7357284 2751532 33.69 65776 2032628 749128 8.13 783040 1760400 126664 07:09:01 5468668 7410800 2698752 33.04 67776 2031376 697544 7.57 738132 1752924 10576 Average: 5572282 7354673 2595138 31.77 59585 1885497 752529 8.17 732932 1665524 95555 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 07:06:02 ens3 260.42 153.69 1151.32 50.43 0.00 0.00 0.00 0.00 07:07:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 07:07:01 ens3 114.22 121.47 552.41 26.84 0.00 0.00 0.00 0.00 07:08:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 07:08:01 ens3 273.17 307.18 1455.36 50.19 0.00 0.00 0.00 0.00 07:09:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 07:09:01 ens3 56.80 64.63 29.10 604.83 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 176.40 161.90 798.03 183.74 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10404) 04/03/26 _x86_64_ (4 CPU) 07:04:44 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 22.40 0.00 1.73 3.19 1.58 71.10 07:06:02 0 21.50 0.00 1.58 0.53 1.29 75.10 07:06:02 1 7.40 0.00 0.62 0.10 0.90 90.98 07:06:02 2 26.91 0.00 2.68 5.78 1.92 62.72 07:06:02 3 33.72 0.00 2.02 6.32 2.22 55.71 07:07:01 all 27.72 0.00 1.88 1.91 1.99 66.50 07:07:01 0 20.98 0.00 1.18 0.32 1.80 75.72 07:07:01 1 21.84 0.00 1.65 0.82 2.10 73.59 07:07:01 2 42.01 0.00 2.23 1.50 2.30 51.95 07:07:01 3 26.08 0.00 2.47 5.04 1.76 64.65 07:08:01 all 39.72 0.00 2.19 0.91 3.02 54.15 07:08:01 0 35.39 0.00 1.36 0.46 2.42 60.37 07:08:01 1 53.70 0.00 2.69 0.85 3.44 39.33 07:08:01 2 29.06 0.00 2.04 1.04 3.11 64.75 07:08:01 3 40.83 0.00 2.72 1.29 3.13 52.02 07:09:01 all 20.71 0.00 0.97 1.02 0.97 76.33 07:09:01 0 29.34 0.00 1.07 1.38 0.95 67.26 07:09:01 1 45.88 0.00 1.55 0.30 1.65 50.63 07:09:01 2 2.16 0.00 0.68 2.41 0.90 93.86 07:09:01 3 5.48 0.00 0.57 0.02 0.38 93.55 Average: all 27.65 0.00 1.69 1.76 1.89 67.01 Average: 0 26.83 0.00 1.30 0.67 1.62 69.58 Average: 1 32.24 0.00 1.62 0.52 2.02 63.60 Average: 2 24.96 0.00 1.91 2.69 2.06 68.38 Average: 3 26.56 0.00 1.94 3.16 1.88 66.46