---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-18019 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: 2799.870 BogoMIPS: 5599.74 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 416 1262 0 2265 3264 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:62:35:60 brd ff:ff:ff:ff:ff:ff inet 10.32.6.185/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86196sec preferred_lft 86196sec inet6 fe80::f816:3eff:fe62:3560/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-18019) 11/14/23 _x86_64_ (4 CPU) 07:04:40 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 77.20 20.61 56.59 1128.75 6825.40 07:07:01 117.39 37.77 79.61 2169.12 16458.23 07:08:01 31.01 1.30 29.71 65.06 6150.84 Average: 74.97 19.80 55.17 1115.12 9774.36 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 1648128 3344488 2390524 59.19 51200 1798440 626252 12.31 579432 1635368 245148 07:07:01 1273992 3312964 2764660 68.46 62000 2118304 631488 12.41 735784 1830472 110176 07:08:01 1307088 3357528 2731564 67.64 67488 2123832 586532 11.53 712316 1819548 32888 Average: 1409736 3338327 2628916 65.09 60229 2013525 614757 12.08 675844 1761796 129404 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 82.69 75.39 1165.42 8.46 0.00 0.00 0.00 0.00 07:06:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 07:07:01 ens3 300.93 313.47 1475.53 65.71 0.00 0.00 0.00 0.00 07:07:01 lo 1.66 1.66 0.16 0.16 0.00 0.00 0.00 0.00 07:08:01 ens3 61.74 65.06 53.51 597.53 0.00 0.00 0.00 0.00 07:08:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 147.60 150.40 894.93 224.78 0.00 0.00 0.00 0.00 Average: lo 1.44 1.44 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-18019) 11/14/23 _x86_64_ (4 CPU) 07:04:40 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 19.00 0.00 1.24 2.35 0.05 77.36 07:06:02 0 38.85 0.00 2.19 1.30 0.08 57.58 07:06:02 1 20.82 0.00 1.03 0.22 0.05 77.88 07:06:02 2 2.20 0.00 0.60 4.93 0.03 92.23 07:06:02 3 14.03 0.00 1.17 2.97 0.03 81.79 07:07:01 all 31.89 0.00 1.57 1.95 0.09 64.50 07:07:01 0 23.39 0.00 1.24 2.20 0.07 73.10 07:07:01 1 50.61 0.00 2.32 0.58 0.12 46.37 07:07:01 2 23.36 0.00 0.89 1.62 0.07 74.07 07:07:01 3 30.26 0.00 1.81 3.39 0.09 64.46 07:08:01 all 19.09 0.00 1.05 0.86 0.05 78.96 07:08:01 0 7.44 0.00 0.90 0.17 0.03 91.46 07:08:01 1 54.18 0.00 1.67 0.18 0.08 43.88 07:08:01 2 12.97 0.00 0.74 0.08 0.03 86.17 07:08:01 3 1.85 0.00 0.87 3.00 0.02 94.26 Average: all 23.27 0.00 1.28 1.72 0.06 73.67 Average: 0 23.22 0.00 1.44 1.22 0.06 74.06 Average: 1 41.80 0.00 1.67 0.32 0.08 56.12 Average: 2 12.79 0.00 0.74 2.20 0.04 84.22 Average: 3 15.28 0.00 1.28 3.12 0.04 80.27