---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2045 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 7.7G 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 5172 0 2326 7215 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:c4:da:6a brd ff:ff:ff:ff:ff:ff inet 10.32.6.170/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86193sec preferred_lft 86193sec inet6 fe80::f816:3eff:fec4:da6a/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-2045) 11/06/26 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 161.37 55.72 105.65 3636.59 43670.34 14:57:01 142.76 45.43 97.33 2796.20 16780.54 14:58:01 36.64 2.05 34.59 113.58 6230.56 Average: 113.59 34.40 79.19 2182.13 22227.15 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5858376 7449644 2309036 28.27 50392 1711048 658748 7.15 537300 1587544 204104 14:57:01 5212792 7169096 2954620 36.18 65952 2045136 903144 9.80 897704 1839696 14484 14:58:01 5294312 7386740 2873100 35.18 70224 2174608 687960 7.46 765168 1888180 10608 Average: 5455160 7335160 2712252 33.21 62189 1976931 749951 8.14 733391 1771807 76399 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 14:56:01 ens3 327.48 225.13 1883.40 66.29 0.00 0.00 0.00 0.00 14:57:01 lo 1.70 1.70 0.17 0.17 0.00 0.00 0.00 0.00 14:57:01 ens3 323.31 343.34 1994.20 73.55 0.00 0.00 0.00 0.00 14:58:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 14:58:01 ens3 98.43 107.88 274.50 622.62 0.00 0.00 0.00 0.00 Average: lo 1.41 1.41 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 249.74 225.45 1384.03 254.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2045) 11/06/26 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 21.34 0.00 1.96 4.84 0.06 71.80 14:56:01 0 8.67 0.00 0.84 2.67 0.05 87.77 14:56:01 1 51.06 0.00 3.91 2.72 0.12 42.19 14:56:01 2 9.61 0.00 1.34 10.39 0.05 78.61 14:56:01 3 15.94 0.00 1.72 3.58 0.05 78.71 14:57:01 all 37.17 0.00 2.17 2.75 0.11 57.80 14:57:01 0 29.31 0.00 1.77 1.96 0.10 66.86 14:57:01 1 55.83 0.00 2.67 0.27 0.12 41.12 14:57:01 2 32.26 0.00 1.56 4.66 0.08 61.44 14:57:01 3 31.23 0.00 2.69 4.15 0.10 61.84 14:58:01 all 21.75 0.00 1.14 0.76 0.05 76.30 14:58:01 0 7.41 0.00 0.63 0.00 0.02 91.95 14:58:01 1 26.72 0.00 1.10 0.10 0.07 72.01 14:58:01 2 14.72 0.00 1.22 2.76 0.05 81.26 14:58:01 3 38.35 0.00 1.59 0.20 0.08 59.78 Average: all 26.74 0.00 1.75 2.78 0.07 68.65 Average: 0 15.08 0.00 1.08 1.54 0.06 82.25 Average: 1 44.54 0.00 2.56 1.03 0.10 51.77 Average: 2 18.87 0.00 1.37 5.93 0.06 73.77 Average: 3 28.51 0.00 2.00 2.64 0.08 66.77