---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7943 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 441 5195 0 2339 7250 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:f2:1c:9b brd ff:ff:ff:ff:ff:ff inet 10.32.7.117/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86041sec preferred_lft 86041sec inet6 fe80::f816:3eff:fef2:1c9b/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-7943) 11/01/25 _x86_64_ (4 CPU) 16:37:02 LINUX RESTART (4 CPU) 16:38:01 tps rtps wtps bread/s bwrtn/s 16:39:01 47.27 0.32 46.95 28.39 6891.57 16:40:01 73.83 30.12 43.70 1645.32 8777.07 16:41:01 20.51 10.20 10.31 773.60 5572.00 16:42:01 23.41 1.53 21.88 102.92 7151.21 Average: 41.26 10.54 30.71 637.57 7098.03 16:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:39:01 5870672 7448800 2296740 28.12 51548 1697016 657976 7.14 555548 1558080 141100 16:40:01 5556008 7332668 2611404 31.97 60844 1876872 756980 8.21 688076 1721232 66132 16:41:01 4554064 6451384 3613348 44.24 63172 1991188 1557996 16.91 1623676 1772836 772 16:42:01 5345012 7445268 2822400 34.56 67964 2184892 639088 6.93 693936 1908088 25628 Average: 5331439 7169530 2835973 34.72 60882 1937492 903010 9.80 890309 1740059 58408 16:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:39:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 16:39:01 ens3 54.63 39.79 698.80 5.36 0.00 0.00 0.00 0.00 16:40:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 16:40:01 ens3 117.38 87.19 1219.09 19.24 0.00 0.00 0.00 0.00 16:41:01 lo 79.47 79.47 29.63 29.63 0.00 0.00 0.00 0.00 16:41:01 ens3 124.68 110.43 1446.64 13.98 0.00 0.00 0.00 0.00 16:42:01 lo 43.14 43.14 7.05 7.05 0.00 0.00 0.00 0.00 16:42:01 ens3 119.40 107.42 1253.86 19.08 0.00 0.00 0.00 0.00 Average: lo 31.02 31.02 9.20 9.20 0.00 0.00 0.00 0.00 Average: ens3 104.02 86.20 1154.58 14.41 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7943) 11/01/25 _x86_64_ (4 CPU) 16:37:02 LINUX RESTART (4 CPU) 16:38:01 CPU %user %nice %system %iowait %steal %idle 16:39:01 all 17.06 0.00 0.99 2.32 1.85 77.77 16:39:01 0 11.52 0.00 0.98 8.07 1.57 77.87 16:39:01 1 17.45 0.00 0.65 0.65 1.25 80.01 16:39:01 2 38.34 0.00 2.27 0.58 3.17 55.64 16:39:01 3 0.86 0.00 0.08 0.02 1.40 97.64 16:40:01 all 16.58 0.00 1.11 1.97 3.50 76.85 16:40:01 0 14.43 0.00 0.56 1.79 2.91 80.32 16:40:01 1 10.62 0.00 0.90 2.12 2.61 83.75 16:40:01 2 27.60 0.00 1.65 0.93 4.40 65.42 16:40:01 3 13.61 0.00 1.33 3.00 4.10 77.96 16:41:01 all 46.25 0.00 1.60 0.79 7.86 43.50 16:41:01 0 43.77 0.00 1.37 0.75 7.44 46.67 16:41:01 1 46.51 0.00 1.75 1.09 8.35 42.31 16:41:01 2 42.13 0.00 1.74 0.79 8.04 47.30 16:41:01 3 52.62 0.00 1.54 0.56 7.62 37.67 16:42:01 all 24.94 0.00 1.36 1.02 3.48 69.19 16:42:01 0 22.12 0.00 1.09 2.11 2.84 71.83 16:42:01 1 19.41 0.00 1.61 1.21 3.31 74.46 16:42:01 2 44.19 0.00 1.61 0.44 4.06 49.70 16:42:01 3 14.13 0.00 1.14 0.31 3.70 80.71 Average: all 26.26 0.00 1.27 1.52 4.19 66.76 Average: 0 23.02 0.00 1.00 3.17 3.70 69.11 Average: 1 23.58 0.00 1.23 1.27 3.90 70.02 Average: 2 38.06 0.00 1.81 0.69 4.93 54.51 Average: 3 20.34 0.00 1.02 0.97 4.21 73.46