---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10918 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 7.7G 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 484 5272 0 2218 7209 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:89:6e:72 brd ff:ff:ff:ff:ff:ff inet 10.32.6.189/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86208sec preferred_lft 86208sec inet6 fe80::f816:3eff:fe89:6e72/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10918) 09/10/26 _x86_64_ (4 CPU) 19:20:51 LINUX RESTART (4 CPU) 19:21:01 tps rtps wtps bread/s bwrtn/s 19:22:01 135.98 54.64 81.34 3607.53 7949.23 19:23:01 113.11 18.63 94.48 687.75 16434.46 19:24:01 31.84 1.53 30.31 101.58 5014.36 Average: 93.65 24.93 68.71 1465.62 9799.35 19:21:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:22:01 5845396 7437788 2322016 28.43 50664 1711908 661328 7.18 564648 1574596 198124 19:23:01 5382876 7358480 2784536 34.09 63848 2067952 713516 7.74 738560 1835228 110932 19:24:01 5419260 7402800 2748152 33.65 66780 2071980 660544 7.17 738644 1797288 9108 Average: 5549177 7399689 2618235 32.06 60431 1950613 678463 7.36 680617 1735704 106055 19:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:22:01 ens3 342.43 227.03 1778.89 65.02 0.00 0.00 0.00 0.00 19:22:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 19:23:01 ens3 300.08 295.60 1763.74 63.18 0.00 0.00 0.00 0.00 19:23:01 lo 1.90 1.90 0.19 0.19 0.00 0.00 0.00 0.00 19:24:01 ens3 61.97 58.92 33.31 536.20 0.00 0.00 0.00 0.00 19:24:01 lo 1.73 1.73 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 234.83 193.85 1191.98 221.46 0.00 0.00 0.00 0.00 Average: lo 1.54 1.54 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10918) 09/10/26 _x86_64_ (4 CPU) 19:20:51 LINUX RESTART (4 CPU) 19:21:01 CPU %user %nice %system %iowait %steal %idle 19:22:01 all 21.48 0.00 1.83 3.92 0.07 72.71 19:22:01 0 10.21 0.00 1.07 3.49 0.03 85.20 19:22:01 1 50.89 0.00 3.27 3.05 0.12 42.67 19:22:01 2 15.40 0.00 1.81 3.43 0.07 79.29 19:22:01 3 9.33 0.00 1.20 5.69 0.03 83.74 19:23:01 all 33.73 0.00 1.79 2.30 0.09 62.10 19:23:01 0 39.53 0.00 1.47 1.25 0.10 57.65 19:23:01 1 27.59 0.00 2.05 4.43 0.08 65.85 19:23:01 2 24.48 0.00 1.61 3.25 0.08 70.58 19:23:01 3 43.30 0.00 1.99 0.25 0.10 54.36 19:24:01 all 20.73 0.00 1.13 0.96 0.05 77.13 19:24:01 0 22.54 0.00 1.28 0.50 0.07 75.60 19:24:01 1 35.92 0.00 1.07 0.67 0.07 62.28 19:24:01 2 8.90 0.00 1.24 2.52 0.05 87.30 19:24:01 3 15.59 0.00 0.92 0.15 0.03 83.31 Average: all 25.31 0.00 1.58 2.39 0.07 70.65 Average: 0 24.09 0.00 1.27 1.75 0.07 72.82 Average: 1 38.14 0.00 2.13 2.72 0.09 56.93 Average: 2 16.25 0.00 1.55 3.07 0.07 79.07 Average: 3 22.73 0.00 1.37 2.03 0.06 73.81