---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8175 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 481 5345 0 2149 7216 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:0f:e1:8c brd ff:ff:ff:ff:ff:ff inet 10.32.7.60/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fe0f:e18c/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-8175) 11/04/25 _x86_64_ (4 CPU) 14:54:58 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 179.41 95.85 83.56 5171.61 40195.95 14:57:01 75.86 24.16 51.70 1507.23 8629.39 14:58:01 73.68 14.71 58.96 693.77 8082.51 14:59:01 23.90 0.45 23.45 39.59 4771.74 Average: 88.21 33.79 54.42 1853.13 15420.34 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 6033244 7423276 2134168 26.13 36344 1534500 697136 7.56 579956 1395152 71860 14:57:01 5694328 7389572 2473084 30.28 57032 1802560 834056 9.05 632124 1648472 134668 14:58:01 5548052 7458400 2619360 32.07 62872 2006656 610604 6.63 677704 1739600 127308 14:59:01 5537500 7452536 2629912 32.20 65024 2008940 613356 6.66 687724 1736500 11076 Average: 5703281 7430946 2464131 30.17 55318 1838164 688788 7.47 644377 1629931 86228 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 331.12 180.06 1231.68 62.22 0.00 0.00 0.00 0.00 14:56:01 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 14:57:01 ens3 81.29 53.40 710.01 14.80 0.00 0.00 0.00 0.00 14:57:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 14:58:01 ens3 287.59 323.63 1274.26 658.72 0.00 0.00 0.00 0.00 14:58:01 lo 1.50 1.50 0.13 0.13 0.00 0.00 0.00 0.00 14:59:01 ens3 17.23 15.96 18.45 7.78 0.00 0.00 0.00 0.00 14:59:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 179.31 143.27 808.64 185.88 0.00 0.00 0.00 0.00 Average: lo 1.37 1.37 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-8175) 11/04/25 _x86_64_ (4 CPU) 14:54:58 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 21.79 0.00 2.79 6.03 1.88 67.52 14:56:01 0 25.89 0.00 1.48 1.93 1.80 68.91 14:56:01 1 11.09 0.00 4.82 5.23 1.60 77.26 14:56:01 2 10.60 0.00 1.94 8.54 1.76 77.15 14:56:01 3 39.60 0.00 2.90 8.41 2.35 46.74 14:57:01 all 21.79 0.00 1.39 2.20 1.26 73.36 14:57:01 0 14.21 0.00 1.06 1.41 1.06 82.25 14:57:01 1 39.12 0.00 2.46 0.53 1.63 56.25 14:57:01 2 14.11 0.00 1.03 6.09 1.07 77.71 14:57:01 3 19.72 0.00 1.05 0.78 1.28 77.16 14:58:01 all 35.84 0.00 1.80 1.00 3.58 57.78 14:58:01 0 28.31 0.00 1.41 1.66 3.28 65.35 14:58:01 1 50.94 0.00 2.02 0.73 3.87 42.44 14:58:01 2 27.36 0.00 1.31 1.13 3.53 66.67 14:58:01 3 36.78 0.00 2.44 0.50 3.64 56.65 14:59:01 all 20.76 0.00 1.01 0.86 1.00 76.38 14:59:01 0 6.28 0.00 0.79 0.83 0.58 91.52 14:59:01 1 0.88 0.00 0.53 2.08 0.40 96.10 14:59:01 2 45.09 0.00 1.60 0.38 1.66 51.26 14:59:01 3 30.79 0.00 1.10 0.12 1.36 66.63 Average: all 25.05 0.00 1.75 2.52 1.93 68.75 Average: 0 18.66 0.00 1.19 1.46 1.68 77.02 Average: 1 25.56 0.00 2.46 2.14 1.88 67.96 Average: 2 24.30 0.00 1.47 4.03 2.01 68.19 Average: 3 31.73 0.00 1.87 2.45 2.16 61.79