---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-116 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 9.5G 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 1362 11182 0 3494 14347 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:3f:02:8f brd ff:ff:ff:ff:ff:ff inet 10.30.107.61/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fe3f:28f/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-116) 03/07/26 _x86_64_ (4 CPU) 02:51:38 LINUX RESTART (4 CPU) 02:52:01 tps rtps wtps bread/s bwrtn/s 02:53:02 149.04 29.75 119.30 921.45 48706.28 02:54:01 190.56 1.03 189.53 19.66 22166.14 02:55:01 467.76 8.01 459.75 444.65 32807.60 02:56:01 40.34 2.38 37.96 126.65 11821.10 Average: 212.03 10.33 201.69 379.60 28903.51 02:52:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:53:02 13681400 15333188 2743568 16.70 68504 1778980 1182896 6.77 895312 1622532 212460 02:54:01 11841072 14413004 4583896 27.91 123072 2568192 1517000 8.68 1825884 2399836 514284 02:55:01 11252396 14266792 5172572 31.49 152560 2920824 1616104 9.25 2110992 2645044 14416 02:56:01 11387712 14631696 5037256 30.67 156020 3139908 1588332 9.09 1945908 2690620 35872 Average: 12040645 14661170 4384323 26.69 125039 2601976 1476083 8.45 1694524 2339508 194258 02:52:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:53:02 lo 1.40 1.40 0.15 0.15 0.00 0.00 0.00 0.00 02:53:02 ens3 126.45 84.45 1366.56 23.87 0.00 0.00 0.00 0.00 02:54:01 lo 3.66 3.66 0.33 0.33 0.00 0.00 0.00 0.00 02:54:01 ens3 650.87 479.90 7857.39 63.86 0.00 0.00 0.00 0.00 02:55:01 lo 0.17 0.17 0.01 0.01 0.00 0.00 0.00 0.00 02:55:01 ens3 525.07 335.90 2926.97 93.09 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 02:56:01 ens3 274.95 175.90 554.38 211.00 0.00 0.00 0.00 0.00 Average: lo 1.41 1.41 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 393.27 268.16 3156.73 98.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-116) 03/07/26 _x86_64_ (4 CPU) 02:51:38 LINUX RESTART (4 CPU) 02:52:01 CPU %user %nice %system %iowait %steal %idle 02:53:02 all 21.39 0.00 1.55 2.19 0.06 74.81 02:53:02 0 37.27 0.00 2.33 1.82 0.08 58.49 02:53:02 1 7.80 0.00 0.90 6.04 0.05 85.21 02:53:02 2 15.52 0.00 1.14 0.30 0.07 82.98 02:53:02 3 25.00 0.00 1.84 0.62 0.05 72.50 02:54:01 all 20.56 0.00 3.26 0.40 0.09 75.69 02:54:01 0 17.38 0.00 2.47 0.12 0.07 79.97 02:54:01 1 19.38 0.00 3.23 1.00 0.09 76.29 02:54:01 2 19.81 0.00 3.41 0.27 0.10 76.41 02:54:01 3 25.68 0.00 3.94 0.20 0.10 70.07 02:55:01 all 47.06 0.00 3.78 1.54 0.10 47.52 02:55:01 0 32.89 0.00 3.86 2.45 0.10 60.69 02:55:01 1 44.11 0.00 3.77 2.31 0.12 49.70 02:55:01 2 60.34 0.00 3.86 0.89 0.10 34.81 02:55:01 3 51.06 0.00 3.60 0.49 0.10 44.75 02:56:01 all 28.52 0.00 1.43 0.31 0.05 69.69 02:56:01 0 32.49 0.00 1.65 0.03 0.05 65.78 02:56:01 1 31.30 0.00 1.54 0.10 0.05 67.01 02:56:01 2 26.42 0.00 1.42 0.57 0.07 71.52 02:56:01 3 23.88 0.00 1.10 0.52 0.05 74.45 Average: all 29.42 0.00 2.50 1.11 0.08 66.89 Average: 0 30.05 0.00 2.58 1.11 0.08 66.19 Average: 1 25.66 0.00 2.35 2.37 0.08 69.54 Average: 2 30.55 0.00 2.45 0.51 0.08 66.41 Average: 3 31.42 0.00 2.61 0.46 0.08 65.43