---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8981 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.0G 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 612 12546 0 2881 15098 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:95:ad:82 brd ff:ff:ff:ff:ff:ff inet 10.30.107.152/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86110sec preferred_lft 86110sec inet6 fe80::f816:3eff:fe95:ad82/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8981) 06/07/26 _x86_64_ (4 CPU) 03:04:25 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 124.73 11.20 113.53 305.42 25841.96 03:07:01 106.27 4.52 101.75 129.05 14617.30 03:08:01 20.43 5.43 15.00 409.27 1780.24 03:09:01 56.21 6.08 50.12 159.97 19409.83 Average: 76.91 6.81 70.10 250.92 15412.33 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13743768 15555292 2681200 16.32 72264 1930212 775776 4.44 671084 1779836 240856 03:07:01 12663696 14671340 3761272 22.90 85724 2103492 1644160 9.41 1579768 1928284 15216 03:08:01 12386272 14510964 4038696 24.59 88476 2214300 1689788 9.67 1794344 1983528 71192 03:09:01 12835348 15456232 3589620 21.85 93604 2698844 851724 4.87 1047140 2270592 34676 Average: 12907271 15048457 3517697 21.42 85017 2236712 1240362 7.10 1273084 1990560 90485 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 lo 1.07 1.07 0.12 0.12 0.00 0.00 0.00 0.00 03:06:01 ens3 150.72 111.58 1678.92 22.61 0.00 0.00 0.00 0.00 03:07:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:07:01 ens3 350.42 298.53 2574.54 63.70 0.00 0.00 0.00 0.00 03:08:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 2137.51 1346.19 972.88 549.91 0.00 0.00 0.00 0.00 03:09:01 lo 3.22 3.22 0.30 0.30 0.00 0.00 0.00 0.00 03:09:01 ens3 230.94 199.22 347.79 1782.81 0.00 0.00 0.00 0.00 Average: lo 1.25 1.25 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 717.40 488.88 1393.53 604.75 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8981) 06/07/26 _x86_64_ (4 CPU) 03:04:25 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 15.14 0.00 1.29 3.15 0.05 80.37 03:06:01 0 7.85 0.00 0.63 2.27 0.05 89.20 03:06:01 1 16.42 0.00 1.27 2.97 0.03 79.30 03:06:01 2 34.40 0.00 2.69 3.27 0.07 59.57 03:06:01 3 1.86 0.00 0.62 4.06 0.07 93.39 03:07:01 all 30.54 0.00 1.56 0.57 0.07 67.26 03:07:01 0 25.54 0.00 1.69 1.14 0.07 71.57 03:07:01 1 42.35 0.00 1.79 0.47 0.08 55.31 03:07:01 2 30.30 0.00 1.74 0.03 0.07 67.86 03:07:01 3 24.01 0.00 1.03 0.66 0.07 74.23 03:08:01 all 37.14 0.00 5.34 0.38 0.08 57.06 03:08:01 0 29.85 0.00 4.25 0.72 0.08 65.11 03:08:01 1 59.20 0.00 7.65 0.18 0.08 32.88 03:08:01 2 31.76 0.00 2.30 0.29 0.08 65.58 03:08:01 3 27.69 0.00 7.15 0.37 0.07 64.72 03:09:01 all 33.20 0.00 2.09 1.75 0.07 62.89 03:09:01 0 33.91 0.00 1.27 2.14 0.07 62.60 03:09:01 1 44.56 0.00 2.64 1.91 0.08 50.80 03:09:01 2 29.02 0.00 2.17 0.83 0.05 67.93 03:09:01 3 25.31 0.00 2.31 2.11 0.07 70.20 Average: all 29.00 0.00 2.57 1.46 0.07 66.90 Average: 0 24.28 0.00 1.96 1.57 0.07 72.12 Average: 1 40.64 0.00 3.34 1.38 0.07 54.57 Average: 2 31.37 0.00 2.22 1.11 0.07 65.24 Average: 3 19.72 0.00 2.77 1.80 0.07 75.65