---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9352 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 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 582 1183 0 2177 3096 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:ea:43:63 brd ff:ff:ff:ff:ff:ff inet 10.32.6.56/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86194sec preferred_lft 86194sec inet6 fe80::f816:3eff:feea:4363/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9352) 11/02/24 _x86_64_ (4 CPU) 07:38:46 LINUX RESTART (4 CPU) 07:39:01 tps rtps wtps bread/s bwrtn/s 07:40:01 132.70 48.87 83.83 2216.40 7103.33 07:41:01 110.95 17.70 93.25 634.43 14316.41 07:42:01 30.73 2.48 28.25 138.24 4984.10 Average: 91.46 23.01 68.44 996.29 8801.38 07:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:01 1792324 3373144 2246320 55.62 51176 1685152 587888 11.56 547396 1524888 146880 07:41:01 971212 2894528 3067432 75.95 63924 2000040 944104 18.56 1097152 1765624 71300 07:42:01 1238020 3195964 2800624 69.35 67000 2031284 690536 13.57 843176 1753032 17128 Average: 1333852 3154545 2704792 66.97 60700 1905492 740843 14.56 829241 1681181 78436 07:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:01 ens3 398.23 250.57 1522.21 69.20 0.00 0.00 0.00 0.00 07:40:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 07:41:01 ens3 544.19 565.39 2978.81 99.36 0.00 0.00 0.00 0.00 07:41:01 lo 2.33 2.33 0.26 0.26 0.00 0.00 0.00 0.00 07:42:01 ens3 354.31 219.78 482.92 121.19 0.00 0.00 0.00 0.00 07:42:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 432.25 345.25 1661.32 96.59 0.00 0.00 0.00 0.00 Average: lo 1.40 1.40 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9352) 11/02/24 _x86_64_ (4 CPU) 07:38:46 LINUX RESTART (4 CPU) 07:39:01 CPU %user %nice %system %iowait %steal %idle 07:40:01 all 21.76 0.00 1.83 3.62 0.07 72.73 07:40:01 0 25.30 0.00 2.45 2.49 0.07 69.69 07:40:01 1 15.65 0.00 1.59 3.96 0.05 78.74 07:40:01 2 32.84 0.00 2.09 2.04 0.08 62.95 07:40:01 3 13.22 0.00 1.17 6.01 0.07 79.53 07:41:01 all 39.18 0.00 1.81 1.18 0.10 57.73 07:41:01 0 37.56 0.00 1.59 1.10 0.08 59.67 07:41:01 1 29.07 0.00 1.63 0.49 0.08 68.73 07:41:01 2 40.60 0.00 1.58 1.33 0.08 56.40 07:41:01 3 49.48 0.00 2.45 1.78 0.13 46.16 07:42:01 all 23.80 0.00 0.99 0.87 0.05 74.28 07:42:01 0 25.95 0.00 0.90 0.15 0.05 72.95 07:42:01 1 22.31 0.00 0.99 2.83 0.05 73.82 07:42:01 2 15.25 0.00 0.83 0.37 0.05 83.50 07:42:01 3 31.68 0.00 1.22 0.17 0.07 66.87 Average: all 28.24 0.00 1.54 1.89 0.07 68.25 Average: 0 29.60 0.00 1.65 1.25 0.07 67.44 Average: 1 22.35 0.00 1.40 2.43 0.06 73.76 Average: 2 29.56 0.00 1.50 1.25 0.07 67.62 Average: 3 31.45 0.00 1.61 2.65 0.09 64.19