---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6457 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 613 12642 0 2783 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:43:37:fb brd ff:ff:ff:ff:ff:ff inet 10.30.106.20/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:fe43:37fb/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-6457) 10/01/26 _x86_64_ (4 CPU) 18:48:36 LINUX RESTART (4 CPU) 18:49:01 tps rtps wtps bread/s bwrtn/s 18:50:02 150.99 19.86 131.13 1291.92 45546.94 18:51:01 142.18 18.52 123.66 659.14 17812.71 18:52:01 25.05 7.97 17.08 696.28 2749.01 18:53:01 19.43 3.35 16.08 130.78 1437.49 Average: 84.17 12.40 71.77 694.68 16882.66 18:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:02 13788444 15604512 2636524 16.05 70896 1936456 726980 4.16 615464 1788480 249376 18:51:01 13015708 15155148 3409260 20.76 88256 2229164 1085236 6.21 1142588 2005404 52692 18:52:01 12027032 14213292 4397936 26.78 89840 2272228 2069164 11.84 2129544 2000388 2208 18:53:01 12974196 15489012 3450772 21.01 91724 2595304 804196 4.60 996788 2182548 317616 Average: 12951345 15115491 3473623 21.15 85179 2258288 1171394 6.70 1221096 1994205 155473 18:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:02 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 18:50:02 ens3 151.44 103.95 1824.37 20.49 0.00 0.00 0.00 0.00 18:51:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 18:51:01 ens3 376.89 360.70 3668.21 69.56 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 18:52:01 ens3 233.61 129.68 192.51 61.80 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 18:53:01 ens3 269.14 181.39 387.87 1256.23 0.00 0.00 0.00 0.00 Average: lo 0.83 0.83 0.30 0.30 0.00 0.00 0.00 0.00 Average: ens3 257.27 193.23 1509.25 353.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6457) 10/01/26 _x86_64_ (4 CPU) 18:48:36 LINUX RESTART (4 CPU) 18:49:01 CPU %user %nice %system %iowait %steal %idle 18:50:02 all 17.96 0.00 1.41 2.77 0.01 77.85 18:50:02 0 28.78 0.00 2.15 3.34 0.02 65.71 18:50:02 1 28.62 0.00 1.98 1.47 0.02 67.91 18:50:02 2 4.75 0.00 0.53 0.18 0.02 94.53 18:50:02 3 9.88 0.00 0.99 6.14 0.00 82.99 18:51:01 all 25.85 0.00 2.06 0.53 0.02 71.55 18:51:01 0 22.16 0.00 1.73 0.44 0.02 75.66 18:51:01 1 28.28 0.00 1.36 0.43 0.02 69.92 18:51:01 2 29.14 0.00 1.68 0.80 0.02 68.37 18:51:01 3 23.81 0.00 3.48 0.46 0.02 72.24 18:52:01 all 76.85 0.00 2.28 0.11 0.03 20.73 18:52:01 0 71.91 0.00 2.02 0.15 0.03 25.88 18:52:01 1 80.58 0.00 2.09 0.15 0.03 17.14 18:52:01 2 78.55 0.00 2.18 0.07 0.02 19.19 18:52:01 3 76.35 0.00 2.83 0.08 0.05 20.69 18:53:01 all 56.43 0.00 2.60 0.08 0.03 40.87 18:53:01 0 47.83 0.00 2.25 0.00 0.02 49.91 18:53:01 1 57.31 0.00 1.81 0.23 0.02 40.63 18:53:01 2 65.54 0.00 3.26 0.03 0.03 31.13 18:53:01 3 55.11 0.00 3.02 0.02 0.03 41.81 Average: all 44.30 0.00 2.08 0.87 0.02 52.72 Average: 0 42.73 0.00 2.04 0.98 0.02 54.22 Average: 1 48.75 0.00 1.81 0.57 0.02 48.84 Average: 2 44.36 0.00 1.90 0.27 0.02 53.45 Average: 3 41.36 0.00 2.58 1.68 0.03 54.36