---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6106 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 8.8G 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 1089 12296 0 2654 14628 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:e7:ec:d8 brd ff:ff:ff:ff:ff:ff inet 10.30.107.244/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86136sec preferred_lft 86136sec inet6 fe80::f816:3eff:fee7:ecd8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6106) 02/07/26 _x86_64_ (4 CPU) 22:07:21 LINUX RESTART (4 CPU) 22:08:01 tps rtps wtps bread/s bwrtn/s 22:09:01 211.15 31.31 179.84 1753.97 24687.22 22:10:01 36.25 10.85 25.41 776.01 5052.72 22:11:01 20.51 4.67 15.85 117.58 4154.77 Average: 89.30 15.61 73.69 882.51 11297.89 22:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:09:01 13181640 15244424 3243328 19.75 78036 2169076 1030912 5.90 1030412 1963604 112412 22:10:01 12188800 14300896 4236168 25.79 79640 2214208 2004632 11.47 2031916 1948796 1740 22:11:01 12666664 15049508 3758304 22.88 80936 2479088 1129288 6.46 1496356 2000268 217576 Average: 12679035 14864943 3745933 22.81 79537 2287457 1388277 7.95 1519561 1970889 110576 22:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:09:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 22:09:01 ens3 419.06 314.33 5335.92 57.02 0.00 0.00 0.00 0.00 22:10:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:10:01 ens3 184.76 123.16 176.58 43.76 0.00 0.00 0.00 0.00 22:11:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 22:11:01 ens3 454.41 285.95 730.99 222.84 0.00 0.00 0.00 0.00 Average: lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 352.73 241.14 2081.06 107.87 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6106) 02/07/26 _x86_64_ (4 CPU) 22:07:21 LINUX RESTART (4 CPU) 22:08:01 CPU %user %nice %system %iowait %steal %idle 22:09:01 all 29.29 0.00 2.19 1.57 0.07 66.89 22:09:01 0 32.22 0.00 1.89 0.70 0.07 65.13 22:09:01 1 19.81 0.00 1.22 0.40 0.05 78.52 22:09:01 2 32.06 0.00 2.99 4.41 0.08 60.45 22:09:01 3 33.04 0.00 2.64 0.75 0.08 63.48 22:10:01 all 76.15 0.00 2.12 0.15 0.09 21.50 22:10:01 0 80.46 0.00 2.56 0.12 0.08 16.78 22:10:01 1 75.17 0.00 2.40 0.20 0.10 22.13 22:10:01 2 70.11 0.00 2.26 0.20 0.08 27.35 22:10:01 3 78.82 0.00 1.29 0.05 0.08 19.76 22:11:01 all 54.74 0.00 1.51 0.05 0.08 43.62 22:11:01 0 47.44 0.00 1.09 0.02 0.08 51.37 22:11:01 1 57.87 0.00 1.87 0.02 0.07 40.17 22:11:01 2 54.53 0.00 1.50 0.07 0.07 43.84 22:11:01 3 59.13 0.00 1.59 0.13 0.07 39.08 Average: all 53.37 0.00 1.94 0.59 0.08 44.02 Average: 0 53.37 0.00 1.84 0.28 0.08 44.43 Average: 1 50.91 0.00 1.83 0.21 0.07 46.98 Average: 2 52.23 0.00 2.25 1.56 0.08 43.88 Average: 3 56.97 0.00 1.84 0.31 0.08 40.80