---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10061 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 7.9G 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 459 5017 0 2498 7229 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:6d:73:c7 brd ff:ff:ff:ff:ff:ff inet 10.32.7.235/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86047sec preferred_lft 86047sec inet6 fe80::f816:3eff:fe6d:73c7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10061) 09/05/26 _x86_64_ (4 CPU) 16:36:49 LINUX RESTART (4 CPU) 16:37:01 tps rtps wtps bread/s bwrtn/s 16:38:02 117.28 53.77 63.51 3528.21 5674.80 16:39:01 58.70 5.83 52.87 203.49 10029.89 16:40:01 66.33 28.27 38.05 2018.13 10737.75 16:41:01 15.51 6.82 8.70 251.02 3435.83 16:42:01 27.55 1.32 26.23 90.65 7304.52 Average: 57.07 19.25 37.82 1221.72 7428.00 16:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:38:02 5950112 7408972 2217308 27.15 38772 1598700 718096 7.79 602456 1449672 116364 16:39:01 5716856 7491160 2450564 30.00 56952 1878460 612752 6.65 511760 1738264 192408 16:40:01 4997932 7037108 3169488 38.81 63728 2129620 1268856 13.77 1017592 1935448 92864 16:41:01 4787784 6843064 3379636 41.38 64508 2143992 1228288 13.33 1239532 1919180 1524 16:42:01 5103608 7364516 3063812 37.51 69724 2339912 737840 8.01 778868 2057212 23836 Average: 5311258 7228964 2856162 34.97 58737 2018137 913166 9.91 830042 1819955 85399 16:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:38:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 16:38:02 ens3 437.14 245.69 1478.90 67.24 0.00 0.00 0.00 0.00 16:39:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 16:39:01 ens3 66.92 60.82 843.69 7.41 0.00 0.00 0.00 0.00 16:40:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 16:40:01 ens3 173.99 170.74 3033.03 28.99 0.00 0.00 0.00 0.00 16:41:01 lo 119.73 119.73 36.39 36.39 0.00 0.00 0.00 0.00 16:41:01 ens3 10.61 10.46 91.35 2.39 0.00 0.00 0.00 0.00 16:42:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 16:42:01 ens3 80.65 76.79 1246.56 16.97 0.00 0.00 0.00 0.00 Average: lo 24.60 24.60 7.36 7.36 0.00 0.00 0.00 0.00 Average: ens3 154.16 113.08 1340.42 24.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10061) 09/05/26 _x86_64_ (4 CPU) 16:36:49 LINUX RESTART (4 CPU) 16:37:01 CPU %user %nice %system %iowait %steal %idle 16:38:02 all 23.72 0.00 2.11 3.44 1.18 69.54 16:38:02 0 26.78 0.00 2.18 2.88 1.20 66.96 16:38:02 1 33.91 0.00 2.38 5.18 1.33 57.20 16:38:02 2 18.69 0.00 1.46 3.61 1.17 75.08 16:38:02 3 15.46 0.00 2.40 2.09 1.02 79.03 16:39:01 all 20.62 0.00 1.35 1.69 0.75 75.58 16:39:01 0 2.08 0.00 0.42 0.03 0.17 97.29 16:39:01 1 39.59 0.00 2.64 0.15 1.02 56.60 16:39:01 2 27.19 0.00 1.04 4.97 1.30 65.50 16:39:01 3 13.56 0.00 1.34 1.59 0.56 82.94 16:40:01 all 22.22 0.00 1.27 1.57 1.63 73.31 16:40:01 0 23.20 0.00 0.93 2.03 1.36 72.48 16:40:01 1 17.64 0.00 0.81 0.93 1.55 79.07 16:40:01 2 28.78 0.00 1.39 1.24 1.65 66.94 16:40:01 3 19.27 0.00 1.94 2.09 1.92 74.78 16:41:01 all 45.99 0.00 1.48 0.43 3.12 48.98 16:41:01 0 41.38 0.00 1.45 0.65 3.18 53.35 16:41:01 1 42.14 0.00 1.28 0.33 3.09 53.16 16:41:01 2 51.01 0.00 1.57 0.50 3.36 43.56 16:41:01 3 49.42 0.00 1.64 0.25 2.85 45.84 16:42:01 all 27.78 0.00 1.32 0.80 1.28 68.81 16:42:01 0 22.42 0.00 0.97 1.76 0.95 73.91 16:42:01 1 15.41 0.00 0.63 0.08 1.01 82.87 16:42:01 2 56.38 0.00 2.56 0.22 1.96 38.88 16:42:01 3 16.94 0.00 1.16 1.15 1.21 79.54 Average: all 28.10 0.00 1.51 1.58 1.60 67.21 Average: 0 23.25 0.00 1.19 1.48 1.38 72.71 Average: 1 29.69 0.00 1.54 1.34 1.60 65.82 Average: 2 36.46 0.00 1.60 2.10 1.89 57.95 Average: 3 23.00 0.00 1.70 1.43 1.52 72.36