---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5343 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 474 5299 0 2201 7221 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:92:94:9f brd ff:ff:ff:ff:ff:ff inet 10.32.7.65/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86151sec preferred_lft 86151sec inet6 fe80::f816:3eff:fe92:949f/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-5343) 02/07/26 _x86_64_ (4 CPU) 10:41:55 LINUX RESTART (4 CPU) 10:42:01 tps rtps wtps bread/s bwrtn/s 10:43:01 151.22 65.74 85.49 4318.21 40732.56 10:44:01 85.85 29.78 56.07 1658.12 9183.27 10:45:01 69.44 8.58 60.86 490.58 9476.82 10:46:01 24.35 1.55 22.81 109.95 3739.20 Average: 82.71 26.41 56.30 1644.09 15781.96 10:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:43:01 5955044 7378852 2212376 27.09 37172 1567004 709720 7.70 622664 1427972 83712 10:44:01 5608684 7313868 2558736 31.33 57832 1811128 783820 8.50 727756 1635384 97736 10:45:01 5372728 7338372 2794692 34.22 64616 2058532 754308 8.18 772084 1814480 89140 10:46:01 5436432 7404392 2730988 33.44 66696 2058104 675292 7.33 721124 1800480 9012 Average: 5593222 7358871 2574198 31.52 56579 1873692 730785 7.93 710907 1669579 69900 10:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:43:01 ens3 491.63 276.04 1503.70 71.01 0.00 0.00 0.00 0.00 10:43:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 10:44:01 ens3 99.53 69.69 483.34 17.52 0.00 0.00 0.00 0.00 10:44:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 10:45:01 ens3 335.44 345.39 2556.70 58.57 0.00 0.00 0.00 0.00 10:45:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 10:46:01 ens3 12.39 12.51 9.36 7.15 0.00 0.00 0.00 0.00 10:46:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 234.73 175.89 1138.18 38.56 0.00 0.00 0.00 0.00 Average: lo 0.92 0.92 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5343) 02/07/26 _x86_64_ (4 CPU) 10:41:55 LINUX RESTART (4 CPU) 10:42:01 CPU %user %nice %system %iowait %steal %idle 10:43:01 all 22.54 0.00 3.07 4.60 1.58 68.20 10:43:01 0 27.28 0.00 2.27 3.02 1.58 65.85 10:43:01 1 26.51 0.00 2.26 3.56 1.65 66.02 10:43:01 2 22.17 0.00 6.15 2.36 2.06 67.25 10:43:01 3 14.20 0.00 1.61 9.45 1.05 73.69 10:44:01 all 24.23 0.00 1.55 2.48 1.87 69.87 10:44:01 0 39.66 0.00 2.31 1.46 1.83 54.74 10:44:01 1 9.45 0.00 1.33 6.00 2.51 80.71 10:44:01 2 6.55 0.00 0.66 1.67 1.36 89.75 10:44:01 3 41.50 0.00 1.91 0.75 1.76 54.09 10:45:01 all 34.52 0.00 1.70 0.93 2.83 60.03 10:45:01 0 50.68 0.00 1.84 0.23 3.39 43.86 10:45:01 1 25.00 0.00 1.59 0.83 2.44 70.14 10:45:01 2 30.71 0.00 1.88 2.51 3.16 61.74 10:45:01 3 31.65 0.00 1.49 0.17 2.30 64.38 10:46:01 all 20.60 0.00 0.98 0.75 1.06 76.62 10:46:01 0 16.35 0.00 1.16 0.02 0.98 81.50 10:46:01 1 26.39 0.00 1.02 0.20 1.00 71.40 10:46:01 2 20.47 0.00 1.03 2.70 1.39 74.41 10:46:01 3 19.22 0.00 0.66 0.07 0.88 79.17 Average: all 25.48 0.00 1.82 2.19 1.83 68.68 Average: 0 33.51 0.00 1.89 1.18 1.95 61.47 Average: 1 21.80 0.00 1.55 2.66 1.90 72.10 Average: 2 19.98 0.00 2.43 2.31 1.99 73.28 Average: 3 26.65 0.00 1.42 2.60 1.50 67.83