---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3129 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 475 5242 0 2258 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:33:dd:4a brd ff:ff:ff:ff:ff:ff inet 10.32.6.33/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:fe33:dd4a/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-3129) 06/11/26 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:02 tps rtps wtps bread/s bwrtn/s 12:48:01 157.40 71.58 85.82 4387.19 41481.53 12:49:01 61.39 5.57 55.82 175.84 10139.11 12:50:01 105.70 33.29 72.40 2032.06 9181.67 12:51:01 28.45 3.47 24.98 135.04 5139.54 Average: 87.94 28.30 59.65 1671.22 16380.89 12:47:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 6002128 7428772 2165292 26.51 36760 1569704 686004 7.44 571656 1431152 87924 12:49:01 5747084 7474360 2420336 29.63 57208 1831604 602316 6.54 530892 1690920 144552 12:50:01 5200852 7158240 2966568 36.32 65964 2045916 901996 9.79 940920 1809552 59564 12:51:01 5374736 7394648 2792684 34.19 68888 2105080 678360 7.36 751160 1826680 8340 Average: 5581200 7364005 2586220 31.67 57205 1888076 717169 7.78 698657 1689576 75095 12:47:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 lo 1.36 1.36 0.12 0.12 0.00 0.00 0.00 0.00 12:48:01 ens3 426.69 240.38 1570.37 64.99 0.00 0.00 0.00 0.00 12:49:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 12:49:01 ens3 60.52 51.07 554.09 11.32 0.00 0.00 0.00 0.00 12:50:01 lo 1.50 1.50 0.14 0.14 0.00 0.00 0.00 0.00 12:50:01 ens3 340.21 380.47 1581.97 64.44 0.00 0.00 0.00 0.00 12:51:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 12:51:01 ens3 59.82 67.42 35.66 609.80 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 220.95 184.61 932.87 188.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3129) 06/11/26 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:02 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 21.77 0.00 2.79 5.20 1.73 68.51 12:48:01 0 26.38 0.00 4.96 3.89 1.63 63.15 12:48:01 1 37.83 0.00 2.27 2.64 2.05 55.22 12:48:01 2 13.93 0.00 2.23 5.52 1.73 76.59 12:48:01 3 9.01 0.00 1.69 8.74 1.53 79.04 12:49:01 all 21.09 0.00 1.31 1.69 1.28 74.63 12:49:01 0 18.49 0.00 0.82 0.33 0.78 79.58 12:49:01 1 61.74 0.00 3.58 0.72 2.28 31.68 12:49:01 2 3.27 0.00 0.56 4.83 1.15 90.19 12:49:01 3 1.11 0.00 0.28 0.88 0.91 96.82 12:50:01 all 44.66 0.00 2.51 1.88 3.92 47.04 12:50:01 0 50.34 0.00 2.80 2.56 3.88 40.42 12:50:01 1 44.58 0.00 2.05 1.41 4.07 47.89 12:50:01 2 41.99 0.00 3.47 1.34 4.11 49.09 12:50:01 3 41.71 0.00 1.69 2.23 3.64 50.73 12:51:01 all 19.94 0.00 1.11 0.83 1.09 77.02 12:51:01 0 11.43 0.00 0.88 0.77 0.70 86.23 12:51:01 1 38.80 0.00 1.78 0.48 1.93 57.01 12:51:01 2 26.42 0.00 1.30 2.08 1.15 69.05 12:51:01 3 3.14 0.00 0.50 0.02 0.56 95.78 Average: all 26.90 0.00 1.93 2.39 2.01 66.77 Average: 0 26.68 0.00 2.35 1.88 1.75 67.34 Average: 1 45.76 0.00 2.42 1.31 2.59 47.93 Average: 2 21.46 0.00 1.89 3.43 2.04 71.18 Average: 3 13.75 0.00 1.04 2.94 1.66 80.61