---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3179 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 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 1311 0 2216 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:a4:c4:77 brd ff:ff:ff:ff:ff:ff inet 10.32.7.120/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86197sec preferred_lft 86197sec inet6 fe80::f816:3eff:fea4:c477/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3179) 01/09/24 _x86_64_ (4 CPU) 07:04:55 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 149.01 79.60 69.41 5237.53 42210.45 07:07:01 118.34 37.69 80.65 2164.11 14188.24 07:08:01 41.23 1.40 39.83 70.39 7628.73 Average: 102.77 39.57 63.20 2492.50 21382.43 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 1858248 3417352 2180396 53.99 48600 1666556 549180 10.80 502060 1505728 145136 07:07:01 1225264 3097116 2813380 69.66 61484 1953792 838316 16.48 885788 1726236 36648 07:08:01 1368148 3368040 2670496 66.12 66928 2073952 575280 11.31 685020 1781604 31840 Average: 1483887 3294169 2554757 63.26 59004 1898100 654259 12.86 690956 1671189 71208 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 360.51 218.03 1393.42 59.75 0.00 0.00 0.00 0.00 07:06:02 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 07:07:01 ens3 299.29 309.12 1834.59 57.28 0.00 0.00 0.00 0.00 07:07:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 07:08:01 ens3 73.62 81.52 170.78 603.14 0.00 0.00 0.00 0.00 07:08:01 lo 1.93 1.93 0.17 0.17 0.00 0.00 0.00 0.00 Average: ens3 244.17 202.30 1129.01 241.08 0.00 0.00 0.00 0.00 Average: lo 1.66 1.66 0.15 0.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3179) 01/09/24 _x86_64_ (4 CPU) 07:04:55 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 21.15 0.00 2.45 4.62 0.06 71.72 07:06:02 0 40.01 0.00 2.59 1.76 0.07 55.57 07:06:02 1 25.28 0.00 3.67 4.65 0.07 66.34 07:06:02 2 13.55 0.00 1.69 2.57 0.05 82.14 07:06:02 3 5.81 0.00 1.84 9.51 0.03 82.81 07:07:01 all 30.97 0.00 1.61 2.17 0.08 65.17 07:07:01 0 43.63 0.00 2.56 2.87 0.10 50.83 07:07:01 1 27.98 0.00 1.31 0.88 0.07 69.77 07:07:01 2 22.98 0.00 0.97 1.07 0.07 74.91 07:07:01 3 29.28 0.00 1.65 3.84 0.08 65.14 07:08:01 all 19.18 0.00 1.05 1.12 0.05 78.60 07:08:01 0 16.83 0.00 1.24 0.65 0.03 81.26 07:08:01 1 6.26 0.00 0.68 1.48 0.03 91.54 07:08:01 2 47.55 0.00 1.44 0.27 0.08 50.66 07:08:01 3 6.18 0.00 0.85 2.08 0.02 90.87 Average: all 23.73 0.00 1.71 2.63 0.06 71.87 Average: 0 33.43 0.00 2.13 1.75 0.07 62.62 Average: 1 19.77 0.00 1.88 2.34 0.06 75.96 Average: 2 28.06 0.00 1.37 1.30 0.07 69.20 Average: 3 13.66 0.00 1.44 5.14 0.04 79.71