---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4992 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 9.7G 68G 13% / 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 1250 11137 0 3651 14459 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:af:69:be brd ff:ff:ff:ff:ff:ff inet 10.30.107.239/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86091sec preferred_lft 86091sec inet6 fe80::f816:3eff:feaf:69be/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-4992) 07/04/26 _x86_64_ (4 CPU) 02:51:21 LINUX RESTART (4 CPU) 02:52:02 tps rtps wtps bread/s bwrtn/s 02:53:01 110.73 11.05 99.68 265.72 11041.65 02:54:01 325.63 1.58 324.05 37.33 24060.26 02:55:01 423.55 9.40 414.15 484.32 33757.84 02:56:01 33.63 0.82 32.81 76.39 10495.58 Average: 223.85 5.69 218.16 215.73 19875.64 02:52:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:53:01 13733312 15523460 2691656 16.39 69856 1912192 1065648 6.10 700716 1761344 248392 02:54:01 10847124 13974364 5577844 33.96 153436 3033284 1624064 9.29 2298596 2863704 942712 02:55:01 12169696 15546636 4255272 25.91 155528 3264412 715960 4.10 938032 2911804 194384 02:56:01 11406224 14800460 5018744 30.56 157440 3281384 1434484 8.21 1780632 2832960 25064 Average: 12039089 14961230 4385879 26.70 134065 2872818 1210039 6.92 1429494 2592453 352638 02:52:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:53:01 ens3 161.02 105.85 1684.60 17.28 0.00 0.00 0.00 0.00 02:53:01 lo 0.75 0.75 0.09 0.09 0.00 0.00 0.00 0.00 02:54:01 ens3 952.14 660.72 10743.91 91.16 0.00 0.00 0.00 0.00 02:54:01 lo 3.67 3.67 0.33 0.33 0.00 0.00 0.00 0.00 02:55:01 ens3 463.32 279.30 527.83 93.44 0.00 0.00 0.00 0.00 02:55:01 lo 0.18 0.18 0.01 0.01 0.00 0.00 0.00 0.00 02:56:01 ens3 211.96 127.40 207.87 189.46 0.00 0.00 0.00 0.00 02:56:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 448.31 294.10 3297.77 98.17 0.00 0.00 0.00 0.00 Average: lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4992) 07/04/26 _x86_64_ (4 CPU) 02:51:21 LINUX RESTART (4 CPU) 02:52:02 CPU %user %nice %system %iowait %steal %idle 02:53:01 all 15.62 0.00 1.25 5.63 0.05 77.46 02:53:01 0 1.95 0.00 0.75 16.08 0.05 81.18 02:53:01 1 7.08 0.00 0.78 5.38 0.02 86.74 02:53:01 2 43.20 0.00 2.78 0.92 0.08 53.01 02:53:01 3 10.17 0.00 0.68 0.20 0.03 88.91 02:54:01 all 29.67 0.00 4.53 0.58 0.11 65.10 02:54:01 0 24.73 0.00 2.53 0.23 0.10 72.40 02:54:01 1 25.80 0.00 3.28 0.17 0.10 70.66 02:54:01 2 33.67 0.00 7.34 0.86 0.12 58.02 02:54:01 3 34.55 0.00 4.97 1.08 0.12 59.29 02:55:01 all 47.34 0.00 2.67 1.30 0.09 48.60 02:55:01 0 49.99 0.00 2.54 0.20 0.10 47.17 02:55:01 1 47.15 0.00 3.12 3.53 0.08 46.11 02:55:01 2 42.94 0.00 2.52 0.86 0.10 53.59 02:55:01 3 49.23 0.00 2.57 0.64 0.08 47.48 02:56:01 all 23.24 0.00 1.01 0.25 0.05 75.43 02:56:01 0 23.53 0.00 0.55 0.07 0.05 75.80 02:56:01 1 13.01 0.00 0.70 0.00 0.05 86.24 02:56:01 2 25.85 0.00 1.95 0.52 0.07 71.61 02:56:01 3 30.55 0.00 0.85 0.43 0.05 68.11 Average: all 29.01 0.00 2.37 1.93 0.08 66.62 Average: 0 25.16 0.00 1.60 4.08 0.08 69.08 Average: 1 23.30 0.00 1.97 2.26 0.06 72.41 Average: 2 36.38 0.00 3.64 0.79 0.09 59.09 Average: 3 31.19 0.00 2.27 0.59 0.07 65.89