---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2587 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 5244 0 2254 7216 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:48:9c:20 brd ff:ff:ff:ff:ff:ff inet 10.32.6.116/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86092sec preferred_lft 86092sec inet6 fe80::f816:3eff:fe48:9c20/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2587) 06/04/26 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 158.36 75.52 82.84 4571.37 40223.58 12:49:01 58.91 0.19 58.72 22.37 10497.88 12:50:01 103.38 35.64 67.74 2104.37 9112.30 12:51:01 33.11 6.50 26.61 216.19 5129.89 12:52:01 21.36 0.08 21.28 2.80 1434.72 Average: 75.07 23.66 51.41 1387.91 13288.17 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 6041340 7439636 2126072 26.03 36388 1542648 675764 7.33 560940 1404524 71648 12:49:01 5661332 7378672 2506080 30.68 56604 1823564 722396 7.84 637904 1671320 158588 12:50:01 5228224 7107608 2939188 35.99 64992 1970760 1135164 12.32 954736 1771252 6928 12:51:01 5410848 7427596 2756564 33.75 68508 2102500 647240 7.02 718296 1823520 25744 12:52:01 5392936 7412044 2774476 33.97 70224 2102404 660764 7.17 762888 1795804 8616 Average: 5546936 7353111 2620476 32.08 59343 1908375 768266 8.34 726953 1693284 54305 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 12:48:02 ens3 333.61 200.22 1280.20 62.65 0.00 0.00 0.00 0.00 12:49:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:49:01 ens3 62.43 47.45 674.93 5.24 0.00 0.00 0.00 0.00 12:50:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 12:50:01 ens3 281.06 319.63 1449.10 58.79 0.00 0.00 0.00 0.00 12:51:01 lo 1.43 1.43 0.13 0.13 0.00 0.00 0.00 0.00 12:51:01 ens3 121.93 129.54 319.27 622.77 0.00 0.00 0.00 0.00 12:52:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 12:52:01 ens3 9.45 10.73 7.97 5.91 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 162.02 141.83 746.52 151.57 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2587) 06/04/26 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 20.07 0.00 2.46 5.61 3.21 68.65 12:48:02 0 21.32 0.00 4.68 8.50 2.60 62.91 12:48:02 1 27.29 0.00 2.34 3.38 3.58 63.40 12:48:02 2 10.36 0.00 1.17 4.70 2.90 80.87 12:48:02 3 21.34 0.00 1.64 5.84 3.77 67.41 12:49:01 all 19.39 0.00 1.30 2.24 1.84 75.23 12:49:01 0 1.05 0.00 0.29 0.73 0.52 97.41 12:49:01 1 35.72 0.00 1.65 0.66 2.32 59.65 12:49:01 2 24.19 0.00 1.81 0.17 3.05 70.78 12:49:01 3 16.48 0.00 1.45 7.46 1.45 73.16 12:50:01 all 36.21 0.00 2.36 2.25 6.67 52.50 12:50:01 0 37.04 0.00 2.35 3.20 6.59 50.81 12:50:01 1 31.02 0.00 2.17 0.19 7.25 59.36 12:50:01 2 37.10 0.00 2.16 2.97 6.57 51.21 12:50:01 3 39.73 0.00 2.78 2.68 6.22 48.59 12:51:01 all 25.33 0.00 1.35 1.15 2.98 69.19 12:51:01 0 13.01 0.00 0.86 1.19 1.86 83.07 12:51:01 1 29.06 0.00 1.80 1.52 3.99 63.63 12:51:01 2 24.23 0.00 1.28 0.25 3.27 70.98 12:51:01 3 34.94 0.00 1.44 1.64 2.83 59.16 12:52:01 all 19.34 0.00 0.79 0.95 1.59 77.33 12:52:01 0 6.42 0.00 0.47 0.85 0.65 91.62 12:52:01 1 2.24 0.00 0.38 2.35 1.61 93.42 12:52:01 2 39.76 0.00 1.34 0.45 2.38 56.07 12:52:01 3 29.05 0.00 0.98 0.15 1.68 68.15 Average: all 24.13 0.00 1.66 2.44 3.27 68.50 Average: 0 15.92 0.00 1.74 2.91 2.47 76.96 Average: 1 25.04 0.00 1.67 1.62 3.77 67.90 Average: 2 27.14 0.00 1.55 1.71 3.64 65.95 Average: 3 28.37 0.00 1.66 3.54 3.21 63.23