---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2668 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.2G 70G 11% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 560 13455 0 2024 15173 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 1458 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:63:0b:fe brd ff:ff:ff:ff:ff:ff inet 10.30.106.232/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86251sec preferred_lft 86251sec inet6 fe80::f816:3eff:fe63:bfe/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2668) 11/21/23 _x86_64_ (4 CPU) 21:16:39 LINUX RESTART (4 CPU) 21:17:01 tps rtps wtps bread/s bwrtn/s 21:18:02 96.17 17.05 79.12 1015.83 15328.25 21:19:01 111.15 15.84 95.31 1244.40 21343.23 Average: 103.60 16.45 87.15 1129.15 18310.47 21:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:18:02 14003772 15601248 2421196 14.74 61852 1736880 755312 4.32 639364 1572560 175208 21:19:01 13750628 15509092 2674340 16.28 74108 1878880 845516 4.84 753440 1697508 53912 Average: 13877200 15555170 2547768 15.51 67980 1807880 800414 4.58 696402 1635034 114560 21:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:18:02 ens3 58.39 36.34 936.95 6.71 0.00 0.00 0.00 0.00 21:18:02 lo 1.33 1.33 0.14 0.14 0.00 0.00 0.00 0.00 21:19:01 ens3 71.51 50.30 468.26 32.01 0.00 0.00 0.00 0.00 21:19:01 lo 1.02 1.02 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 64.90 43.26 704.58 19.25 0.00 0.00 0.00 0.00 Average: lo 1.18 1.18 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2668) 11/21/23 _x86_64_ (4 CPU) 21:16:39 LINUX RESTART (4 CPU) 21:17:01 CPU %user %nice %system %iowait %steal %idle 21:18:02 all 17.55 0.00 1.19 8.60 0.05 72.60 21:18:02 0 8.23 0.00 0.80 16.89 0.05 74.03 21:18:02 1 15.96 0.00 1.03 1.18 0.03 81.78 21:18:02 2 36.19 0.00 2.00 3.12 0.08 58.60 21:18:02 3 9.85 0.00 0.88 13.20 0.05 76.01 21:19:01 all 21.26 0.00 1.35 4.34 0.06 73.00 21:19:01 0 10.55 0.00 1.09 9.93 0.05 78.38 21:19:01 1 35.34 0.00 1.64 1.41 0.07 61.54 21:19:01 2 24.44 0.00 1.48 1.46 0.07 72.56 21:19:01 3 14.65 0.00 1.19 4.58 0.03 79.54 Average: all 19.39 0.00 1.27 6.49 0.05 72.80 Average: 0 9.38 0.00 0.94 13.45 0.05 76.18 Average: 1 25.57 0.00 1.34 1.29 0.05 71.75 Average: 2 30.36 0.00 1.74 2.30 0.08 65.52 Average: 3 12.23 0.00 1.04 8.93 0.04 77.76