---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-12 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 7.6G 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 470 5328 0 2176 7225 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:25:bb brd ff:ff:ff:ff:ff:ff inet 10.32.6.150/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fe1d:25bb/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-12) 04/08/26 _x86_64_ (4 CPU) 14:55:00 LINUX RESTART (4 CPU) 14:55:02 tps rtps wtps bread/s bwrtn/s 14:56:01 199.71 113.29 86.43 5567.06 41557.85 14:57:01 87.75 30.04 57.71 1701.58 9087.95 14:58:01 70.78 8.81 61.96 516.09 7361.81 14:59:01 23.91 3.47 20.44 131.96 4809.60 Average: 95.10 38.59 56.51 1964.03 15595.35 14:55:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5975076 7395900 2192336 26.84 36916 1564108 712044 7.73 601552 1426608 83976 14:57:01 5617828 7319936 2549584 31.22 57824 1808356 781068 8.48 698844 1653316 96464 14:58:01 5437784 7370968 2729628 33.42 65428 2025444 710728 7.71 765620 1754688 115188 14:59:01 5511536 7452328 2655876 32.52 67424 2030460 625656 6.79 693312 1752644 8156 Average: 5635556 7384783 2531856 31.00 56898 1857092 707374 7.68 689832 1646814 75946 14:55:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 436.94 262.26 1540.95 70.18 0.00 0.00 0.00 0.00 14:56:01 lo 2.17 2.17 0.19 0.19 0.00 0.00 0.00 0.00 14:57:01 ens3 82.89 79.85 505.09 19.11 0.00 0.00 0.00 0.00 14:57:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 14:58:01 ens3 316.73 354.83 1526.38 58.85 0.00 0.00 0.00 0.00 14:58:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 14:59:01 ens3 56.41 60.85 28.26 597.63 0.00 0.00 0.00 0.00 14:59:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 222.35 189.14 897.48 186.94 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-12) 04/08/26 _x86_64_ (4 CPU) 14:55:00 LINUX RESTART (4 CPU) 14:55:02 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 22.16 0.00 2.86 6.52 1.26 67.20 14:56:01 0 14.61 0.00 1.56 5.78 0.88 77.16 14:56:01 1 13.40 0.00 1.56 10.83 1.02 73.19 14:56:01 2 26.34 0.00 2.88 5.32 1.61 63.86 14:56:01 3 34.28 0.00 5.43 4.14 1.53 54.62 14:57:01 all 25.81 0.00 1.63 1.93 1.45 69.19 14:57:01 0 22.40 0.00 0.98 1.47 1.17 73.98 14:57:01 1 10.78 0.00 0.23 0.79 1.41 86.79 14:57:01 2 13.22 0.00 1.38 5.00 1.02 79.38 14:57:01 3 56.93 0.00 3.91 0.43 2.18 36.54 14:58:01 all 41.27 0.00 2.09 1.00 2.67 52.97 14:58:01 0 38.16 0.00 2.49 0.55 2.40 56.40 14:58:01 1 43.25 0.00 2.21 2.15 2.75 49.64 14:58:01 2 44.21 0.00 1.75 0.83 2.85 50.37 14:58:01 3 39.48 0.00 1.92 0.47 2.67 55.47 14:59:01 all 21.41 0.00 1.09 0.60 0.79 76.10 14:59:01 0 20.84 0.00 1.25 0.03 0.78 77.10 14:59:01 1 9.71 0.00 0.88 1.81 0.50 87.10 14:59:01 2 10.61 0.00 0.58 0.35 0.48 87.97 14:59:01 3 44.44 0.00 1.65 0.22 1.42 52.27 Average: all 27.69 0.00 1.91 2.49 1.54 66.36 Average: 0 24.04 0.00 1.57 1.94 1.31 71.14 Average: 1 19.30 0.00 1.22 3.86 1.42 74.20 Average: 2 23.59 0.00 1.64 2.86 1.49 70.41 Average: 3 43.83 0.00 3.22 1.30 1.95 49.70