---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14255 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 8.8G 11G 46% / 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 465 3983 0 3526 7211 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:3b:ce:57 brd ff:ff:ff:ff:ff:ff inet 10.32.6.128/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86000sec preferred_lft 86000sec inet6 fe80::f816:3eff:fe3b:ce57/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14255) 10/03/26 _x86_64_ (4 CPU) 14:38:56 LINUX RESTART (4 CPU) 14:39:01 tps rtps wtps bread/s bwrtn/s 14:40:01 174.49 69.88 104.62 3970.14 43148.57 14:41:01 126.28 36.53 89.75 2248.83 50440.26 14:42:01 12.41 0.02 12.40 0.13 531.78 14:43:01 37.76 10.46 27.30 732.01 3721.38 14:44:01 2.27 0.03 2.23 0.27 57.59 14:45:01 41.14 4.30 36.84 175.84 3246.79 Average: 65.73 20.20 45.52 1187.95 16858.46 14:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:40:01 5896736 7460396 2270684 27.80 49456 1684544 645608 7.01 525160 1562504 193036 14:41:01 4327516 7265564 3839904 47.01 59680 3022984 804160 8.73 748884 2857308 5000 14:42:01 4306196 7253776 3861224 47.28 62208 3028844 804160 8.73 761732 2862160 2048 14:43:01 3063304 6137140 5104116 62.49 64684 3148660 2022020 21.94 1910608 2942104 720 14:44:01 2915180 5989008 5252240 64.31 64760 3148664 2051652 22.26 2060688 2939712 204 14:45:01 4078676 7380356 4088744 50.06 70092 3364272 698552 7.58 761380 3071620 158880 Average: 4097935 6914373 4069485 49.83 61813 2899661 1171025 12.71 1128075 2705901 59981 14:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:40:01 ens3 347.18 239.79 1735.36 67.09 0.00 0.00 0.00 0.00 14:40:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 14:41:01 ens3 753.99 491.73 19080.54 55.84 0.00 0.00 0.00 0.00 14:41:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 14:42:01 ens3 61.34 92.02 58.52 20.95 0.00 0.00 0.00 0.00 14:42:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 14:43:01 ens3 210.18 234.91 1565.96 43.17 0.00 0.00 0.00 0.00 14:43:01 lo 5.20 5.20 2.14 2.14 0.00 0.00 0.00 0.00 14:44:01 ens3 4.42 3.58 0.96 1.07 0.00 0.00 0.00 0.00 14:44:01 lo 14.10 14.10 3.53 3.53 0.00 0.00 0.00 0.00 14:45:01 ens3 218.63 219.98 1088.89 56.31 0.00 0.00 0.00 0.00 14:45:01 lo 10.63 10.63 2.36 2.36 0.00 0.00 0.00 0.00 Average: ens3 265.96 213.67 3921.64 40.74 0.00 0.00 0.00 0.00 Average: lo 5.57 5.57 1.39 1.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14255) 10/03/26 _x86_64_ (4 CPU) 14:38:56 LINUX RESTART (4 CPU) 14:39:01 CPU %user %nice %system %iowait %steal %idle 14:40:01 all 21.08 0.00 2.35 5.79 0.06 70.72 14:40:01 0 9.65 0.00 3.01 10.54 0.05 76.75 14:40:01 1 22.69 0.00 1.87 2.14 0.05 73.25 14:40:01 2 8.74 0.00 1.59 4.70 0.05 84.92 14:40:01 3 43.24 0.00 2.90 5.78 0.08 48.01 14:41:01 all 18.79 0.00 1.51 2.85 0.07 76.77 14:41:01 0 12.09 0.00 1.84 7.16 0.07 78.84 14:41:01 1 21.41 0.00 1.52 0.37 0.05 76.65 14:41:01 2 19.70 0.00 1.07 0.79 0.10 78.33 14:41:01 3 21.96 0.00 1.62 3.07 0.08 73.27 14:42:01 all 4.11 0.00 0.23 0.06 0.03 95.58 14:42:01 0 6.55 0.00 0.12 0.18 0.02 93.13 14:42:01 1 0.37 0.00 0.03 0.00 0.02 99.58 14:42:01 2 3.36 0.00 0.20 0.05 0.03 96.36 14:42:01 3 6.15 0.00 0.57 0.00 0.03 93.25 14:43:01 all 28.13 0.00 1.09 0.55 0.08 70.15 14:43:01 0 29.00 0.00 0.63 0.38 0.08 69.90 14:43:01 1 23.26 0.00 0.94 0.18 0.07 75.55 14:43:01 2 28.53 0.00 1.34 0.84 0.08 69.21 14:43:01 3 31.79 0.00 1.44 0.79 0.08 65.90 14:44:01 all 3.26 0.00 0.32 0.03 0.02 96.37 14:44:01 0 3.29 0.00 0.25 0.02 0.02 96.43 14:44:01 1 3.59 0.00 0.35 0.00 0.02 96.05 14:44:01 2 2.25 0.00 0.43 0.13 0.02 97.17 14:44:01 3 3.89 0.00 0.25 0.00 0.02 95.84 14:45:01 all 17.77 0.00 1.16 0.51 0.05 80.52 14:45:01 0 10.49 0.00 1.18 0.00 0.03 88.29 14:45:01 1 8.32 0.00 0.84 0.42 0.03 90.38 14:45:01 2 12.07 0.00 1.69 1.52 0.05 84.68 14:45:01 3 40.15 0.00 0.92 0.07 0.08 58.78 Average: all 15.52 0.00 1.11 1.63 0.05 81.70 Average: 0 11.84 0.00 1.17 3.04 0.04 83.90 Average: 1 13.29 0.00 0.93 0.52 0.04 85.23 Average: 2 12.43 0.00 1.05 1.34 0.06 85.12 Average: 3 24.49 0.00 1.28 1.61 0.06 72.55