---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-743 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 672K 1.6G 1% /run /dev/vda1 78G 8.9G 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 610 12654 0 2775 15102 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:6b:30:dc brd ff:ff:ff:ff:ff:ff inet 10.30.107.35/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86092sec preferred_lft 86092sec inet6 fe80::f816:3eff:fe6b:30dc/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-743) 10/11/26 _x86_64_ (4 CPU) 18:48:31 LINUX RESTART (4 CPU) 18:49:01 tps rtps wtps bread/s bwrtn/s 18:50:01 139.79 16.36 123.43 1256.99 34278.55 18:51:01 147.38 20.11 127.26 984.90 17136.88 18:52:01 21.66 6.11 15.54 365.48 2634.99 18:53:01 14.50 3.25 11.25 126.38 1136.74 Average: 80.83 11.46 69.37 683.42 13796.33 18:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 13762776 15570908 2662192 16.21 71316 1928412 775144 4.44 652316 1779912 234828 18:51:01 12782272 14931292 3642696 22.18 88768 2238120 1283532 7.35 1375972 2005476 57144 18:52:01 12225248 14402620 4199720 25.57 89952 2263956 1831428 10.48 1943244 1991864 1844 18:53:01 12958000 15462588 3466968 21.11 91852 2585104 871932 4.99 1020940 2176084 321216 Average: 12932074 15091852 3492894 21.27 85472 2253898 1190509 6.81 1248118 1988334 153758 18:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 ens3 157.36 108.62 1677.84 24.49 0.00 0.00 0.00 0.00 18:50:01 lo 1.13 1.13 0.14 0.14 0.00 0.00 0.00 0.00 18:51:01 ens3 371.87 349.98 3638.27 66.86 0.00 0.00 0.00 0.00 18:51:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 18:52:01 ens3 242.62 131.99 162.07 72.93 0.00 0.00 0.00 0.00 18:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:53:01 ens3 256.59 175.90 382.10 1253.46 0.00 0.00 0.00 0.00 18:53:01 lo 1.65 1.65 1.00 1.00 0.00 0.00 0.00 0.00 Average: ens3 257.11 191.62 1465.02 354.42 0.00 0.00 0.00 0.00 Average: lo 0.78 0.78 0.29 0.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-743) 10/11/26 _x86_64_ (4 CPU) 18:48:31 LINUX RESTART (4 CPU) 18:49:01 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 16.85 0.00 1.48 2.44 0.01 79.23 18:50:01 0 23.61 0.00 1.57 1.30 0.02 73.50 18:50:01 1 8.38 0.00 1.34 1.35 0.00 88.94 18:50:01 2 3.34 0.00 0.62 4.83 0.00 91.21 18:50:01 3 32.02 0.00 2.39 2.29 0.02 63.29 18:51:01 all 29.81 0.00 2.08 0.61 0.01 67.50 18:51:01 0 27.56 0.00 2.55 0.83 0.02 69.04 18:51:01 1 23.27 0.00 2.11 0.90 0.00 73.72 18:51:01 2 36.68 0.00 1.72 0.08 0.02 61.50 18:51:01 3 31.73 0.00 1.91 0.62 0.00 65.75 18:52:01 all 76.60 0.00 2.52 0.09 0.03 20.77 18:52:01 0 59.14 0.00 2.54 0.08 0.00 38.24 18:52:01 1 83.16 0.00 3.24 0.08 0.05 13.46 18:52:01 2 82.79 0.00 2.14 0.10 0.02 14.96 18:52:01 3 81.29 0.00 2.16 0.10 0.03 16.41 18:53:01 all 60.00 0.00 2.74 0.06 0.02 37.19 18:53:01 0 57.96 0.00 2.16 0.05 0.02 39.82 18:53:01 1 61.03 0.00 2.81 0.10 0.03 36.02 18:53:01 2 60.00 0.00 2.87 0.02 0.02 37.10 18:53:01 3 60.99 0.00 3.10 0.08 0.00 35.83 Average: all 45.80 0.00 2.20 0.80 0.01 51.18 Average: 0 42.05 0.00 2.21 0.57 0.01 55.16 Average: 1 43.93 0.00 2.37 0.61 0.02 53.06 Average: 2 45.75 0.00 1.84 1.25 0.01 51.14 Average: 3 51.46 0.00 2.39 0.77 0.01 45.36