---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-126 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 477 5284 0 2213 7217 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:34:84:f3 brd ff:ff:ff:ff:ff:ff inet 10.32.7.49/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fe34:84f3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-126) 04/09/26 _x86_64_ (4 CPU) 20:38:49 LINUX RESTART (4 CPU) 20:39:01 tps rtps wtps bread/s bwrtn/s 20:40:01 114.10 53.64 60.46 3519.41 5339.79 20:41:01 80.99 30.87 50.12 1716.49 8731.89 20:42:01 46.01 10.75 35.26 632.16 7683.65 20:43:01 28.13 0.33 27.80 33.59 6221.90 Average: 67.31 23.90 43.41 1475.43 6994.38 20:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:01 5966484 7407156 2200928 26.95 38412 1581668 699328 7.59 598120 1439108 97516 20:41:01 5584568 7300960 2582844 31.62 59056 1820448 793552 8.61 723576 1661816 114572 20:42:01 5430880 7414332 2736532 33.51 65376 2074740 663668 7.20 739448 1787428 169568 20:43:01 5396504 7375008 2770908 33.93 67340 2067752 715112 7.76 782640 1778844 9892 Average: 5594609 7374364 2572803 31.50 57546 1886152 717915 7.79 710946 1666799 97887 20:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 20:40:01 ens3 444.98 246.01 1484.67 67.08 0.00 0.00 0.00 0.00 20:41:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 20:41:01 ens3 81.06 68.63 559.81 18.06 0.00 0.00 0.00 0.00 20:42:01 lo 1.37 1.37 0.13 0.13 0.00 0.00 0.00 0.00 20:42:01 ens3 192.72 178.50 1735.07 692.09 0.00 0.00 0.00 0.00 20:43:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 20:43:01 ens3 11.56 13.13 8.51 14.51 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 182.57 126.57 947.00 197.93 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-126) 04/09/26 _x86_64_ (4 CPU) 20:38:49 LINUX RESTART (4 CPU) 20:39:01 CPU %user %nice %system %iowait %steal %idle 20:40:01 all 23.09 0.00 1.89 3.65 2.09 69.28 20:40:01 0 14.73 0.00 1.43 1.71 2.33 79.80 20:40:01 1 17.72 0.00 1.81 7.96 1.66 70.85 20:40:01 2 35.81 0.00 2.22 3.48 2.54 55.95 20:40:01 3 24.20 0.00 2.11 1.46 1.81 70.42 20:41:01 all 25.14 0.00 1.62 2.33 2.27 68.64 20:41:01 0 16.19 0.00 1.58 2.27 2.53 77.43 20:41:01 1 12.04 0.00 0.86 5.23 1.54 80.33 20:41:01 2 56.87 0.00 3.26 0.50 3.08 36.29 20:41:01 3 15.54 0.00 0.81 1.33 1.92 80.40 20:42:01 all 35.67 0.00 1.88 0.91 3.68 57.85 20:42:01 0 31.44 0.00 1.66 0.61 2.75 63.54 20:42:01 1 38.41 0.00 1.98 2.00 3.38 54.23 20:42:01 2 27.94 0.00 2.13 0.62 4.46 64.85 20:42:01 3 44.92 0.00 1.78 0.40 4.12 48.79 20:43:01 all 20.57 0.00 0.91 0.97 1.09 76.46 20:43:01 0 24.13 0.00 1.38 0.15 0.88 73.46 20:43:01 1 44.37 0.00 1.13 0.38 1.55 52.58 20:43:01 2 6.07 0.00 0.47 0.90 0.98 91.58 20:43:01 3 7.74 0.00 0.65 2.47 0.94 88.20 Average: all 26.13 0.00 1.58 1.97 2.28 68.04 Average: 0 21.59 0.00 1.51 1.19 2.13 73.58 Average: 1 28.13 0.00 1.45 3.89 2.03 64.50 Average: 2 31.68 0.00 2.02 1.37 2.77 62.15 Average: 3 23.13 0.00 1.34 1.41 2.20 71.92