---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2111 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 7.8G 12G 41% / 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 478 5131 0 2365 7212 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:61:9e:2f brd ff:ff:ff:ff:ff:ff inet 10.32.6.218/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86190sec preferred_lft 86190sec inet6 fe80::f816:3eff:fe61:9e2f/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-2111) 11/07/26 _x86_64_ (4 CPU) 07:04:52 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 133.89 55.45 78.44 3631.72 29345.97 07:07:01 120.90 44.84 76.05 2838.06 14724.61 07:08:01 40.66 2.10 38.56 114.78 11785.37 Average: 98.48 34.13 64.35 2194.93 18619.25 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5958732 7472336 2208680 27.04 47876 1636960 644068 6.99 512008 1515484 177116 07:07:01 4932624 6910312 3234788 39.61 65380 2066464 1452568 15.76 1156276 1859780 161508 07:08:01 5242032 7378636 2925380 35.82 69560 2218916 694172 7.53 783492 1921360 15396 Average: 5377796 7253761 2789616 34.16 60939 1974113 930269 10.09 817259 1765541 118007 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 07:06:01 ens3 374.03 201.80 1531.72 63.82 0.00 0.00 0.00 0.00 07:07:01 lo 2.03 2.03 0.20 0.20 0.00 0.00 0.00 0.00 07:07:01 ens3 181.70 172.90 2681.57 32.33 0.00 0.00 0.00 0.00 07:08:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 84.30 88.30 400.18 671.94 0.00 0.00 0.00 0.00 Average: lo 1.43 1.43 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 213.35 154.34 1537.82 256.02 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2111) 11/07/26 _x86_64_ (4 CPU) 07:04:52 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 23.21 0.00 1.94 4.48 1.06 69.32 07:06:01 0 9.03 0.00 1.15 1.65 0.80 87.37 07:06:01 1 45.00 0.00 3.17 2.05 1.23 48.54 07:06:01 2 14.32 0.00 1.58 7.65 1.05 75.40 07:06:01 3 24.52 0.00 1.89 6.56 1.15 65.88 07:07:01 all 33.92 0.00 1.73 2.63 0.09 61.64 07:07:01 0 47.83 0.00 2.02 1.45 0.10 48.60 07:07:01 1 30.91 0.00 1.87 4.99 0.10 62.13 07:07:01 2 25.03 0.00 1.15 2.67 0.07 71.09 07:07:01 3 31.96 0.00 1.87 1.42 0.08 64.67 07:08:01 all 21.31 0.00 1.40 1.02 0.05 76.22 07:08:01 0 8.02 0.00 0.77 0.13 0.02 91.07 07:08:01 1 9.11 0.00 1.34 1.54 0.03 87.99 07:08:01 2 9.49 0.00 1.48 1.93 0.03 87.08 07:08:01 3 58.60 0.00 2.02 0.47 0.10 38.81 Average: all 26.15 0.00 1.69 2.71 0.40 69.06 Average: 0 21.60 0.00 1.31 1.08 0.31 75.71 Average: 1 28.35 0.00 2.13 2.86 0.46 66.21 Average: 2 16.30 0.00 1.40 4.09 0.38 77.83 Average: 3 38.36 0.00 1.93 2.82 0.45 56.46