---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4913 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / 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 476 5315 0 2184 7218 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:74:32:f8 brd ff:ff:ff:ff:ff:ff inet 10.32.6.2/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86135sec preferred_lft 86135sec inet6 fe80::f816:3eff:fe74:32f8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4913) 02/04/26 _x86_64_ (4 CPU) 07:04:49 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 135.48 54.85 80.63 3613.73 41082.82 07:07:01 116.51 33.01 83.49 1788.17 12267.07 07:08:01 47.09 8.72 38.38 504.58 4215.56 07:09:01 28.26 1.42 26.85 53.72 4913.18 Average: 81.69 24.46 57.23 1488.72 15632.62 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5938332 7386432 2229080 27.29 38948 1587860 731312 7.94 619200 1442940 93744 07:07:01 5565932 7301996 2601480 31.85 60776 1836608 836068 9.07 747676 1651308 17792 07:08:01 5495736 7439288 2671676 32.71 66308 2033940 649012 7.04 702440 1757976 126008 07:09:01 5426376 7374556 2741036 33.56 68864 2035624 692680 7.52 773060 1755784 8724 Average: 5606594 7375568 2560818 31.35 58724 1873508 727268 7.89 710594 1652002 61567 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 406.73 244.42 1465.85 66.87 0.00 0.00 0.00 0.00 07:06:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:07:01 ens3 179.82 183.46 784.61 38.94 0.00 0.00 0.00 0.00 07:07:01 lo 1.56 1.56 0.15 0.15 0.00 0.00 0.00 0.00 07:08:01 ens3 254.51 287.52 1248.21 638.62 0.00 0.00 0.00 0.00 07:08:01 lo 1.37 1.37 0.12 0.12 0.00 0.00 0.00 0.00 07:09:01 ens3 24.50 22.01 21.59 20.24 0.00 0.00 0.00 0.00 07:09:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 216.53 184.35 880.44 191.81 0.00 0.00 0.00 0.00 Average: lo 1.18 1.18 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4913) 02/04/26 _x86_64_ (4 CPU) 07:04:49 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 22.34 0.00 2.57 4.40 1.40 69.30 07:06:02 0 7.22 0.00 3.77 4.29 0.63 84.09 07:06:02 1 28.87 0.00 2.67 6.25 1.53 60.68 07:06:02 2 27.94 0.00 2.18 4.17 1.80 63.91 07:06:02 3 25.35 0.00 1.63 2.88 1.61 68.53 07:07:01 all 31.32 0.00 2.12 2.23 1.57 62.76 07:07:01 0 24.29 0.00 1.27 0.24 1.40 72.80 07:07:01 1 33.98 0.00 1.80 1.27 1.58 61.37 07:07:01 2 20.42 0.00 2.42 6.70 1.79 68.66 07:07:01 3 46.63 0.00 3.00 0.68 1.49 48.20 07:08:01 all 33.77 0.00 1.98 0.69 2.24 61.32 07:08:01 0 32.20 0.00 2.55 0.20 2.21 62.84 07:08:01 1 25.71 0.00 2.04 0.23 2.20 69.81 07:08:01 2 46.50 0.00 1.95 1.11 2.50 47.95 07:08:01 3 30.71 0.00 1.43 1.23 2.06 64.58 07:09:01 all 21.00 0.00 0.78 0.78 0.77 76.67 07:09:01 0 17.42 0.00 0.88 0.08 0.60 81.01 07:09:01 1 15.66 0.00 0.70 0.25 0.83 82.57 07:09:01 2 21.68 0.00 0.90 2.59 0.65 74.18 07:09:01 3 29.27 0.00 0.63 0.22 0.98 68.90 Average: all 27.10 0.00 1.86 2.02 1.49 67.52 Average: 0 20.27 0.00 2.12 1.20 1.21 75.19 Average: 1 26.01 0.00 1.80 2.00 1.54 68.65 Average: 2 29.18 0.00 1.86 3.63 1.69 63.64 Average: 3 32.93 0.00 1.67 1.25 1.54 62.62