---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3149 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 483 5308 0 2184 7212 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:af:bb:51 brd ff:ff:ff:ff:ff:ff inet 10.32.6.214/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86121sec preferred_lft 86121sec inet6 fe80::f816:3eff:feaf:bb51/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3149) 06/11/26 _x86_64_ (4 CPU) 19:12:58 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 170.71 90.50 80.21 5083.77 40565.56 19:15:01 53.89 0.19 53.70 22.37 9145.03 19:16:01 85.64 18.43 67.21 667.76 10407.20 19:17:01 22.03 3.05 18.98 123.45 4396.07 Average: 83.19 28.16 55.03 1480.56 16158.70 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 6033496 7434216 2133924 26.13 36348 1544788 670976 7.28 564108 1408004 71836 19:15:01 5659504 7384956 2507916 30.71 56424 1831872 718272 7.79 628472 1680476 185896 19:16:01 5453968 7392260 2713452 33.22 63756 2031404 677056 7.35 702232 1799228 101540 19:17:01 5475800 7423604 2691620 32.96 65920 2037956 641344 6.96 687708 1791124 9696 Average: 5655692 7408759 2511728 30.75 55612 1861505 676912 7.34 645630 1669708 92242 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 435.57 232.19 1420.01 65.30 0.00 0.00 0.00 0.00 19:14:02 lo 2.00 2.00 0.18 0.18 0.00 0.00 0.00 0.00 19:15:01 ens3 58.40 45.67 677.52 5.15 0.00 0.00 0.00 0.00 19:15:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 19:16:01 ens3 312.55 301.75 1533.05 61.34 0.00 0.00 0.00 0.00 19:16:01 lo 1.77 1.77 0.17 0.17 0.00 0.00 0.00 0.00 19:17:01 ens3 56.67 64.09 30.60 527.92 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 216.47 161.41 916.31 165.59 0.00 0.00 0.00 0.00 Average: lo 1.38 1.38 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3149) 06/11/26 _x86_64_ (4 CPU) 19:12:58 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 21.01 0.00 2.88 5.53 2.15 68.44 19:14:02 0 27.02 0.00 3.10 12.24 2.12 55.52 19:14:02 1 14.30 0.00 1.15 3.62 2.02 78.90 19:14:02 2 18.86 0.00 2.15 4.01 2.17 72.81 19:14:02 3 23.91 0.00 5.11 2.26 2.29 66.44 19:15:01 all 19.86 0.00 1.27 1.83 1.75 75.28 19:15:01 0 0.08 0.00 0.29 5.80 0.41 93.42 19:15:01 1 0.88 0.00 0.08 0.00 2.67 96.37 19:15:01 2 25.16 0.00 1.91 0.96 1.80 70.17 19:15:01 3 53.75 0.00 2.81 0.59 2.12 40.73 19:16:01 all 39.78 0.00 2.19 1.74 4.27 52.03 19:16:01 0 39.37 0.00 2.33 3.28 4.29 50.73 19:16:01 1 37.39 0.00 1.83 1.30 3.87 55.60 19:16:01 2 32.09 0.00 2.24 1.58 4.39 59.70 19:16:01 3 50.32 0.00 2.37 0.83 4.51 41.97 19:17:01 all 20.55 0.00 1.10 0.83 1.29 76.24 19:17:01 0 5.56 0.00 0.78 0.02 0.38 93.26 19:17:01 1 50.41 0.00 1.58 0.53 2.08 45.40 19:17:01 2 7.19 0.00 0.91 2.03 1.64 88.23 19:17:01 3 19.12 0.00 1.13 0.70 1.05 78.00 Average: all 25.34 0.00 1.86 2.49 2.37 67.95 Average: 0 18.14 0.00 1.63 5.34 1.81 73.08 Average: 1 25.72 0.00 1.16 1.37 2.66 69.09 Average: 2 20.82 0.00 1.80 2.15 2.51 72.72 Average: 3 36.70 0.00 2.86 1.10 2.49 56.85