---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2124 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 464 5323 0 2187 7231 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:5c:fd:50 brd ff:ff:ff:ff:ff:ff inet 10.32.6.83/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fe5c:fd50/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2124) 05/02/26 _x86_64_ (4 CPU) 12:47:00 LINUX RESTART (4 CPU) 12:48:01 tps rtps wtps bread/s bwrtn/s 12:49:01 80.69 27.01 53.67 1581.20 9861.29 12:50:01 75.05 11.90 63.16 631.23 7597.13 12:51:01 30.13 3.40 26.73 130.11 5132.08 Average: 61.96 14.10 47.85 780.85 7530.17 12:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:49:01 5686956 7389772 2480464 30.37 56932 1810104 831444 9.02 628964 1655800 106692 12:50:01 5490760 7434616 2676660 32.77 64896 2035972 657708 7.14 702768 1763556 112612 12:51:01 5431284 7383368 2736136 33.50 67560 2041376 706676 7.67 762336 1762628 8852 Average: 5536333 7402585 2631087 32.21 63129 1962484 731943 7.94 698023 1727328 76052 12:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:49:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 12:49:01 ens3 67.54 50.24 715.88 13.48 0.00 0.00 0.00 0.00 12:50:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 12:50:01 ens3 343.21 383.10 1582.79 64.32 0.00 0.00 0.00 0.00 12:51:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 12:51:01 ens3 54.69 59.72 27.69 606.89 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 155.15 164.36 775.45 228.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2124) 05/02/26 _x86_64_ (4 CPU) 12:47:00 LINUX RESTART (4 CPU) 12:48:01 CPU %user %nice %system %iowait %steal %idle 12:49:01 all 21.13 0.00 1.42 2.48 1.89 73.08 12:49:01 0 14.90 0.00 0.78 1.41 1.54 81.37 12:49:01 1 28.45 0.00 1.96 5.86 2.42 61.32 12:49:01 2 26.96 0.00 1.90 1.97 2.46 66.71 12:49:01 3 14.18 0.00 1.05 0.70 1.13 82.95 12:50:01 all 41.39 0.00 2.37 0.88 5.48 49.88 12:50:01 0 43.09 0.00 2.35 0.49 5.30 48.77 12:50:01 1 37.96 0.00 2.66 1.32 5.26 52.80 12:50:01 2 42.34 0.00 2.73 1.17 6.07 47.69 12:50:01 3 42.16 0.00 1.73 0.53 5.31 50.27 12:51:01 all 20.16 0.00 0.84 0.99 1.24 76.77 12:51:01 0 2.43 0.00 0.38 0.02 0.32 96.85 12:51:01 1 48.21 0.00 1.48 0.22 2.37 47.73 12:51:01 2 4.44 0.00 0.66 2.59 0.66 91.64 12:51:01 3 25.50 0.00 0.83 1.12 1.60 70.94 Average: all 27.60 0.00 1.54 1.45 2.88 66.53 Average: 0 20.22 0.00 1.18 0.64 2.40 75.57 Average: 1 38.20 0.00 2.03 2.46 3.36 53.95 Average: 2 24.64 0.00 1.77 1.91 3.07 68.61 Average: 3 27.32 0.00 1.20 0.78 2.69 68.01