---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-122 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: 2799.998 BogoMIPS: 5599.99 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 471 5295 0 2209 7224 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:51:b9:25 brd ff:ff:ff:ff:ff:ff inet 10.32.6.92/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86163sec preferred_lft 86163sec inet6 fe80::f816:3eff:fe51:b925/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-122) 04/09/26 _x86_64_ (4 CPU) 20:16:49 LINUX RESTART (4 CPU) 20:17:01 tps rtps wtps bread/s bwrtn/s 20:18:01 104.98 35.66 69.32 1246.06 5747.31 20:19:01 75.10 30.41 44.69 1650.92 7802.30 20:20:01 51.69 8.67 43.03 625.90 11958.14 Average: 77.26 24.91 52.35 1174.29 8502.58 20:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:18:01 5825688 7373292 2341732 28.67 46444 1673644 740480 8.03 662108 1499708 175712 20:19:01 5564524 7305280 2602896 31.87 62044 1839764 786132 8.53 743764 1656040 129740 20:20:01 5363624 7342688 2803796 34.33 65860 2069856 740752 8.04 808840 1783380 31524 Average: 5584612 7340420 2582808 31.62 58116 1861088 755788 8.20 738237 1646376 112325 20:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:18:01 ens3 468.71 254.99 1501.88 67.39 0.00 0.00 0.00 0.00 20:18:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 20:19:01 ens3 116.91 107.67 888.93 24.50 0.00 0.00 0.00 0.00 20:19:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 20:20:01 ens3 125.30 102.13 1402.88 18.22 0.00 0.00 0.00 0.00 20:20:01 lo 0.57 0.57 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 236.97 154.93 1264.56 36.70 0.00 0.00 0.00 0.00 Average: lo 0.94 0.94 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-122) 04/09/26 _x86_64_ (4 CPU) 20:16:49 LINUX RESTART (4 CPU) 20:17:01 CPU %user %nice %system %iowait %steal %idle 20:18:01 all 23.68 0.00 1.62 3.16 1.44 70.10 20:18:01 0 24.00 0.00 1.76 1.08 1.30 71.86 20:18:01 1 12.47 0.00 0.90 3.44 1.26 81.93 20:18:01 2 16.29 0.00 1.23 5.41 1.20 75.87 20:18:01 3 42.01 0.00 2.56 2.73 2.03 50.67 20:19:01 all 30.18 0.00 1.70 1.66 2.24 64.21 20:19:01 0 46.96 0.00 2.20 1.28 2.50 47.07 20:19:01 1 21.20 0.00 1.46 0.87 2.25 74.23 20:19:01 2 16.71 0.00 1.31 4.00 1.74 76.23 20:19:01 3 35.85 0.00 1.85 0.47 2.50 59.34 20:20:01 all 31.48 0.00 1.38 0.94 2.15 64.06 20:20:01 0 23.92 0.00 0.83 0.32 1.66 73.27 20:20:01 1 44.22 0.00 1.60 0.27 2.30 51.62 20:20:01 2 36.05 0.00 1.65 2.53 2.44 57.33 20:20:01 3 21.77 0.00 1.41 0.65 2.17 74.00 Average: all 28.45 0.00 1.57 1.92 1.95 66.12 Average: 0 31.63 0.00 1.60 0.89 1.82 64.06 Average: 1 25.96 0.00 1.32 1.52 1.93 69.26 Average: 2 23.01 0.00 1.40 3.98 1.80 69.81 Average: 3 33.19 0.00 1.94 1.28 2.23 61.36