---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4831 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 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 602 12656 0 2781 15109 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:b1:68:95 brd ff:ff:ff:ff:ff:ff inet 10.30.106.197/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86084sec preferred_lft 86084sec inet6 fe80::f816:3eff:feb1:6895/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4831) 10/24/26 _x86_64_ (4 CPU) 18:48:30 LINUX RESTART (4 CPU) 18:49:01 tps rtps wtps bread/s bwrtn/s 18:50:01 123.76 16.38 107.38 1260.99 21555.47 18:51:01 140.24 15.33 124.91 567.24 26603.83 18:52:01 36.09 10.85 25.24 783.07 13395.13 18:53:01 23.08 2.00 21.08 51.72 11296.12 Average: 80.79 11.14 69.65 665.76 18212.44 18:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 13759292 15571848 2665676 16.23 71604 1931620 764392 4.37 649344 1783264 238452 18:51:01 13129100 15251104 3295868 20.07 88468 2211600 1039484 5.95 1034300 1999368 54304 18:52:01 11803708 13985092 4621260 28.14 90324 2266640 2235372 12.79 2356964 1994808 1336 18:53:01 12955336 15455588 3469632 21.12 91848 2579940 859852 4.92 1024896 2171620 300420 Average: 12911859 15065908 3513109 21.39 85561 2247450 1224775 7.01 1266376 1987265 148628 18:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 ens3 143.73 99.37 1662.40 22.77 0.00 0.00 0.00 0.00 18:50:01 lo 1.07 1.07 0.13 0.13 0.00 0.00 0.00 0.00 18:51:01 ens3 389.69 343.44 3450.84 69.22 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 222.36 134.96 343.87 60.59 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 372.70 218.21 435.75 99.70 0.00 0.00 0.00 0.00 18:53:01 lo 0.65 0.65 0.91 0.91 0.00 0.00 0.00 0.00 Average: ens3 282.12 198.99 1473.17 63.07 0.00 0.00 0.00 0.00 Average: lo 0.51 0.51 0.27 0.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4831) 10/24/26 _x86_64_ (4 CPU) 18:48:30 LINUX RESTART (4 CPU) 18:49:01 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 17.01 0.00 1.38 2.26 0.01 79.34 18:50:01 0 10.16 0.00 1.13 0.52 0.00 88.19 18:50:01 1 12.27 0.00 1.12 1.20 0.00 85.41 18:50:01 2 21.04 0.00 1.56 6.03 0.02 71.36 18:50:01 3 24.54 0.00 1.71 1.32 0.00 72.43 18:51:01 all 22.31 0.00 1.91 0.65 0.01 75.11 18:51:01 0 31.21 0.00 1.92 0.45 0.03 66.38 18:51:01 1 19.51 0.00 1.76 0.77 0.02 77.95 18:51:01 2 18.82 0.00 1.82 0.27 0.00 79.09 18:51:01 3 19.73 0.00 2.14 1.11 0.02 77.00 18:52:01 all 76.44 0.00 2.34 0.21 0.04 20.98 18:52:01 0 80.78 0.00 2.55 0.20 0.02 16.45 18:52:01 1 78.76 0.00 2.16 0.40 0.07 18.61 18:52:01 2 81.39 0.00 2.01 0.07 0.03 16.50 18:52:01 3 64.81 0.00 2.65 0.17 0.03 32.34 18:53:01 all 64.64 0.00 2.76 0.14 0.03 32.42 18:53:01 0 72.49 0.00 2.38 0.00 0.03 25.10 18:53:01 1 58.84 0.00 3.37 0.45 0.02 37.32 18:53:01 2 65.59 0.00 2.88 0.03 0.02 31.48 18:53:01 3 61.73 0.00 2.42 0.07 0.02 35.77 Average: all 45.06 0.00 2.10 0.82 0.02 52.00 Average: 0 48.60 0.00 2.00 0.29 0.02 49.09 Average: 1 42.34 0.00 2.10 0.71 0.03 54.83 Average: 2 46.70 0.00 2.07 1.60 0.02 49.62 Average: 3 42.62 0.00 2.23 0.67 0.02 54.47