---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5012 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.6G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 625 12965 0 2449 15096 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:52:e9:05 brd ff:ff:ff:ff:ff:ff inet 10.30.107.90/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86092sec preferred_lft 86092sec inet6 fe80::f816:3eff:fe52:e905/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5012) 07/04/26 _x86_64_ (4 CPU) 04:48:22 LINUX RESTART (4 CPU) 04:49:01 tps rtps wtps bread/s bwrtn/s 04:50:01 158.29 14.71 143.58 374.60 35898.68 04:51:01 54.26 3.28 50.97 349.94 8145.71 04:52:01 27.53 21.98 5.55 1532.01 4628.96 04:53:01 312.11 6.58 305.53 437.26 5745.84 Average: 138.05 11.64 126.41 673.45 13604.80 04:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:01 13387540 15258180 3037428 18.49 73472 1985800 1174240 6.72 976196 1820416 216856 04:51:01 11868716 13775240 4556252 27.74 75368 2018080 2548136 14.58 2474444 1834224 5744 04:52:01 13073008 15214344 3351960 20.41 75712 2249936 1031416 5.90 1073056 2030672 56752 04:53:01 13275748 15452952 3149220 19.17 77864 2283120 864640 4.95 901956 1999240 26176 Average: 12901253 14925179 3523715 21.45 75604 2134234 1404608 8.04 1356413 1921138 76382 04:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:01 lo 0.93 0.93 0.11 0.11 0.00 0.00 0.00 0.00 04:50:01 ens3 302.07 219.86 2728.01 47.41 0.00 0.00 0.00 0.00 04:51:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 04:51:01 ens3 114.83 70.59 156.01 19.95 0.00 0.00 0.00 0.00 04:52:01 lo 0.33 0.33 0.05 0.05 0.00 0.00 0.00 0.00 04:52:01 ens3 362.79 243.64 3107.72 41.67 0.00 0.00 0.00 0.00 04:53:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 04:53:01 ens3 140.66 104.42 63.37 83.54 0.00 0.00 0.00 0.00 Average: lo 0.55 0.55 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 230.09 159.63 1513.78 48.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5012) 07/04/26 _x86_64_ (4 CPU) 04:48:22 LINUX RESTART (4 CPU) 04:49:01 CPU %user %nice %system %iowait %steal %idle 04:50:01 all 22.47 0.00 1.61 1.78 0.06 74.08 04:50:01 0 15.65 0.00 0.97 1.58 0.05 81.75 04:50:01 1 26.50 0.00 1.19 0.33 0.07 71.91 04:50:01 2 23.06 0.00 1.87 4.39 0.07 70.61 04:50:01 3 24.67 0.00 2.41 0.79 0.05 72.08 04:51:01 all 45.10 0.00 0.89 0.24 0.08 53.70 04:51:01 0 38.82 0.00 0.67 0.07 0.05 60.39 04:51:01 1 45.79 0.00 1.04 0.07 0.08 53.03 04:51:01 2 71.45 0.00 0.95 0.03 0.08 27.48 04:51:01 3 24.31 0.00 0.90 0.82 0.08 73.89 04:52:01 all 32.08 0.00 0.91 0.25 0.06 66.70 04:52:01 0 13.77 0.00 1.03 0.15 0.05 85.00 04:52:01 1 83.05 0.00 0.82 0.22 0.08 15.83 04:52:01 2 15.19 0.00 0.85 0.13 0.07 83.75 04:52:01 3 16.17 0.00 0.89 0.54 0.05 82.35 04:53:01 all 47.43 0.00 1.36 0.83 0.06 50.32 04:53:01 0 37.79 0.00 0.97 0.22 0.05 60.98 04:53:01 1 48.24 0.00 2.54 2.51 0.07 46.65 04:53:01 2 44.79 0.00 0.77 0.47 0.07 53.91 04:53:01 3 58.95 0.00 1.19 0.12 0.07 39.68 Average: all 36.77 0.00 1.19 0.78 0.06 61.20 Average: 0 26.51 0.00 0.91 0.50 0.05 72.03 Average: 1 50.91 0.00 1.39 0.78 0.08 46.84 Average: 2 38.62 0.00 1.11 1.26 0.07 58.94 Average: 3 31.04 0.00 1.35 0.56 0.06 66.98