---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2165 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 7.9G 12G 42% / 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 485 4941 0 2548 7204 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:d4:8a:5f brd ff:ff:ff:ff:ff:ff inet 10.32.6.125/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86121sec preferred_lft 86121sec inet6 fe80::f816:3eff:fed4:8a5f/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-2165) 05/02/26 _x86_64_ (4 CPU) 19:38:02 LINUX RESTART (4 CPU) 19:39:02 tps rtps wtps bread/s bwrtn/s 19:40:01 77.11 22.11 55.00 1399.39 8975.94 19:41:01 85.29 18.28 67.01 944.89 20059.58 19:42:01 36.71 1.37 35.34 101.85 4768.27 Average: 66.31 13.87 52.44 812.15 11281.09 19:39:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:40:01 5711040 7399000 2456380 30.08 56624 1795956 832916 9.04 637188 1625804 129888 19:41:01 4703640 6891676 3463780 42.41 62884 2279424 1103748 11.98 1178764 2068536 5368 19:42:01 5124252 7436908 3043168 37.26 67524 2396336 618696 6.71 677496 2144692 25388 Average: 5179644 7242528 2987776 36.58 62344 2157239 851787 9.24 831149 1946344 53548 19:39:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:40:01 ens3 91.61 65.57 834.20 15.63 0.00 0.00 0.00 0.00 19:40:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 19:41:01 ens3 556.26 464.20 7526.11 73.95 0.00 0.00 0.00 0.00 19:41:01 lo 1.48 1.48 0.19 0.19 0.00 0.00 0.00 0.00 19:42:01 ens3 161.67 178.19 819.54 37.60 0.00 0.00 0.00 0.00 19:42:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 270.85 236.94 3072.50 42.54 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2165) 05/02/26 _x86_64_ (4 CPU) 19:38:02 LINUX RESTART (4 CPU) 19:39:02 CPU %user %nice %system %iowait %steal %idle 19:40:01 all 21.38 0.00 1.41 2.23 1.94 73.04 19:40:01 0 29.34 0.00 1.64 1.78 1.93 65.31 19:40:01 1 21.48 0.00 1.18 5.83 1.71 69.80 19:40:01 2 9.84 0.00 1.16 0.89 1.74 86.36 19:40:01 3 24.88 0.00 1.66 0.42 2.40 70.64 19:41:01 all 41.11 0.00 2.29 1.26 6.11 49.23 19:41:01 0 47.65 0.00 1.65 0.43 6.18 44.09 19:41:01 1 38.39 0.00 1.99 1.91 5.70 52.01 19:41:01 2 33.86 0.00 2.20 1.89 5.85 56.20 19:41:01 3 44.69 0.00 3.32 0.77 6.69 44.52 19:42:01 all 21.28 0.00 1.31 0.64 2.37 74.40 19:42:01 0 4.15 0.00 0.71 0.41 1.13 93.59 19:42:01 1 11.38 0.00 0.94 1.64 1.93 84.11 19:42:01 2 56.31 0.00 2.17 0.38 4.31 36.83 19:42:01 3 13.03 0.00 1.40 0.12 2.10 83.36 Average: all 28.00 0.00 1.68 1.37 3.49 65.47 Average: 0 27.08 0.00 1.33 0.87 3.10 67.62 Average: 1 23.78 0.00 1.38 3.11 3.13 68.61 Average: 2 33.53 0.00 1.85 1.06 3.99 59.57 Average: 3 27.57 0.00 2.13 0.44 3.74 66.12