---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4903 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 474 5337 0 2163 7220 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:fd:3b:7d brd ff:ff:ff:ff:ff:ff inet 10.32.7.46/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86124sec preferred_lft 86124sec inet6 fe80::f816:3eff:fefd:3b7d/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-4903) 07/03/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 141.78 55.06 86.72 3617.53 40717.23 19:15:01 68.80 12.40 56.40 297.03 10027.18 19:16:01 73.07 9.03 64.04 483.25 8703.48 19:17:01 22.00 0.42 21.58 37.86 4346.74 Average: 76.44 19.26 57.19 1112.32 15973.43 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5967576 7401672 2199844 26.93 38068 1575340 696692 7.56 599416 1434340 93912 19:15:01 5694892 7422292 2472528 30.27 58448 1830180 813120 8.82 594496 1676448 156136 19:16:01 5476712 7400296 2690708 32.94 64184 2015428 701912 7.62 695460 1781916 113752 19:17:01 5468896 7397384 2698524 33.04 66112 2018656 682468 7.41 707756 1778152 10488 Average: 5652019 7405411 2515401 30.80 56703 1859901 723548 7.85 649282 1667714 93572 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 449.89 246.36 1481.72 66.90 0.00 0.00 0.00 0.00 19:14:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:15:01 ens3 86.15 60.06 541.85 16.18 0.00 0.00 0.00 0.00 19:15:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 19:16:01 ens3 246.23 266.61 1252.36 129.12 0.00 0.00 0.00 0.00 19:16:01 lo 1.63 1.63 0.15 0.15 0.00 0.00 0.00 0.00 19:17:01 ens3 50.66 54.17 27.98 452.53 0.00 0.00 0.00 0.00 19:17:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 208.74 157.20 827.16 166.81 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-4903) 07/03/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 21.98 0.00 2.66 4.40 1.30 69.66 19:14:02 0 24.17 0.00 2.33 2.43 1.18 69.87 19:14:02 1 10.28 0.00 1.29 5.84 1.25 81.34 19:14:02 2 12.16 0.00 0.88 4.74 0.87 81.34 19:14:02 3 41.29 0.00 6.12 4.58 1.88 46.12 19:15:01 all 22.79 0.00 1.51 1.63 1.13 72.94 19:15:01 0 21.81 0.00 0.97 1.90 0.76 74.56 19:15:01 1 9.43 0.00 0.76 0.32 1.10 88.39 19:15:01 2 13.23 0.00 1.30 3.74 0.88 80.84 19:15:01 3 46.75 0.00 3.00 0.59 1.78 47.88 19:16:01 all 39.88 0.00 1.91 1.33 2.47 54.41 19:16:01 0 34.91 0.00 1.43 0.35 2.03 61.28 19:16:01 1 29.80 0.00 1.90 0.81 2.50 64.99 19:16:01 2 58.68 0.00 1.83 2.77 2.92 33.81 19:16:01 3 36.21 0.00 2.47 1.39 2.44 57.48 19:17:01 all 18.80 0.00 0.89 0.64 0.78 78.89 19:17:01 0 2.40 0.00 0.32 1.77 0.38 95.13 19:17:01 1 10.40 0.00 0.90 0.02 0.62 88.07 19:17:01 2 52.32 0.00 1.67 0.70 1.57 43.75 19:17:01 3 10.08 0.00 0.65 0.05 0.58 88.64 Average: all 25.89 0.00 1.74 2.00 1.42 68.95 Average: 0 20.83 0.00 1.26 1.61 1.09 75.20 Average: 1 15.02 0.00 1.21 1.75 1.37 80.65 Average: 2 34.19 0.00 1.42 2.98 1.56 59.84 Average: 3 33.53 0.00 3.06 1.66 1.67 60.08