---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8369 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 7.7G 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 465 5204 0 2305 7227 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:c5:89:75 brd ff:ff:ff:ff:ff:ff inet 10.32.7.102/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fec5:8975/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8369) 03/07/26 _x86_64_ (4 CPU) 19:37:58 LINUX RESTART (4 CPU) 19:38:01 tps rtps wtps bread/s bwrtn/s 19:39:01 178.75 96.63 82.12 5169.67 40021.08 19:40:01 71.69 20.18 51.51 1344.04 8627.63 19:41:01 85.57 18.88 66.69 957.17 12811.33 19:42:01 32.89 1.33 31.56 101.43 4275.64 Average: 92.22 34.26 57.97 1893.01 16433.41 19:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:39:01 6056440 7438356 2110972 25.85 35824 1526996 668356 7.25 559480 1390416 67652 19:40:01 5737580 7418100 2429832 29.75 56532 1788816 821644 8.92 618384 1618160 129536 19:41:01 4920040 6908508 3247372 39.76 63496 2081612 1130968 12.27 1181812 1852760 34812 19:42:01 5368116 7436300 2799296 34.27 67416 2155380 644080 6.99 680432 1904116 24388 Average: 5520544 7300316 2646868 32.41 55817 1888201 816262 8.86 760027 1691363 64097 19:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:39:01 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 19:39:01 ens3 360.46 205.47 1183.83 63.86 0.00 0.00 0.00 0.00 19:40:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 19:40:01 ens3 66.22 51.32 714.59 13.55 0.00 0.00 0.00 0.00 19:41:01 lo 1.52 1.52 0.20 0.20 0.00 0.00 0.00 0.00 19:41:01 ens3 410.96 431.13 3830.63 70.31 0.00 0.00 0.00 0.00 19:42:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 19:42:01 ens3 124.03 136.54 590.28 27.52 0.00 0.00 0.00 0.00 Average: lo 1.35 1.35 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 240.41 206.11 1579.79 43.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8369) 03/07/26 _x86_64_ (4 CPU) 19:37:58 LINUX RESTART (4 CPU) 19:38:01 CPU %user %nice %system %iowait %steal %idle 19:39:01 all 20.08 0.00 3.14 7.19 2.86 66.73 19:39:01 0 22.24 0.00 2.16 6.85 2.44 66.31 19:39:01 1 12.02 0.00 1.60 5.06 2.65 78.68 19:39:01 2 20.34 0.00 6.84 11.73 3.48 57.62 19:39:01 3 25.74 0.00 1.94 5.12 2.85 64.34 19:40:01 all 20.47 0.00 1.31 2.93 2.50 72.78 19:40:01 0 3.10 0.00 0.31 1.25 1.77 93.56 19:40:01 1 29.38 0.00 1.92 0.64 2.03 66.02 19:40:01 2 22.88 0.00 1.33 7.74 2.64 65.41 19:40:01 3 26.47 0.00 1.66 2.06 3.54 66.27 19:41:01 all 42.41 0.00 2.27 1.76 5.62 47.94 19:41:01 0 35.61 0.00 1.70 0.59 4.92 57.18 19:41:01 1 50.33 0.00 2.06 3.31 4.98 39.33 19:41:01 2 44.18 0.00 1.63 1.84 5.70 46.65 19:41:01 3 39.55 0.00 3.68 1.32 6.84 48.61 19:42:01 all 20.08 0.00 1.19 1.08 1.94 75.71 19:42:01 0 30.59 0.00 1.33 0.33 2.66 65.09 19:42:01 1 33.81 0.00 1.27 0.48 2.03 62.41 19:42:01 2 5.66 0.00 0.68 3.47 1.34 88.86 19:42:01 3 10.27 0.00 1.45 0.05 1.73 86.50 Average: all 25.82 0.00 1.98 3.24 3.24 65.74 Average: 0 22.92 0.00 1.38 2.24 2.95 70.51 Average: 1 31.43 0.00 1.71 2.38 2.93 61.55 Average: 2 23.33 0.00 2.62 6.19 3.30 64.56 Average: 3 25.60 0.00 2.19 2.13 3.76 66.32