---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4267 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 9.4G 69G 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 600 12073 0 3366 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:97:d5:a2 brd ff:ff:ff:ff:ff:ff inet 10.30.106.124/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:fe97:d5a2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4267) 07/01/26 _x86_64_ (4 CPU) 11:15:12 LINUX RESTART (4 CPU) 11:16:01 tps rtps wtps bread/s bwrtn/s 11:17:01 414.90 35.29 379.60 1255.39 38147.78 11:18:01 694.15 0.00 694.15 0.00 49745.28 11:19:01 22.52 0.02 22.50 4.27 14642.80 11:20:01 38.85 5.71 33.14 181.41 15206.93 Average: 292.62 10.26 282.37 360.26 29436.57 11:16:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:17:01 12221456 14942360 4203512 25.59 138152 2662184 1680136 9.62 1323452 2502244 707640 11:18:01 11776188 14840456 4648780 28.30 141664 2985520 1839000 10.52 1486088 2766812 7352 11:19:01 10438140 13502988 5986828 36.45 141772 2985948 3225060 18.46 2806992 2765436 12 11:20:01 12363404 15471456 4061564 24.73 144784 3025084 850372 4.87 900580 2772528 27080 Average: 11699797 14689315 4725171 28.77 141593 2914684 1898642 10.87 1629278 2701755 185521 11:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:17:01 lo 3.47 3.47 0.62 0.62 0.00 0.00 0.00 0.00 11:17:01 ens3 491.17 269.01 3172.21 40.89 0.00 0.00 0.00 0.00 11:18:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 11:18:01 ens3 152.20 107.80 1813.62 10.82 0.00 0.00 0.00 0.00 11:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:19:01 ens3 0.33 0.20 0.08 0.27 0.00 0.00 0.00 0.00 11:20:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 11:20:01 ens3 39.97 30.11 45.84 12.54 0.00 0.00 0.00 0.00 Average: lo 1.20 1.20 0.19 0.19 0.00 0.00 0.00 0.00 Average: ens3 170.92 101.78 1257.96 16.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4267) 07/01/26 _x86_64_ (4 CPU) 11:15:12 LINUX RESTART (4 CPU) 11:16:01 CPU %user %nice %system %iowait %steal %idle 11:17:01 all 25.06 0.00 4.14 1.72 0.09 68.99 11:17:01 0 28.87 0.00 5.84 0.65 0.12 64.52 11:17:01 1 15.36 0.00 2.76 3.28 0.08 78.53 11:17:01 2 21.99 0.00 2.65 1.12 0.10 74.15 11:17:01 3 34.02 0.00 5.30 1.86 0.08 58.74 11:18:01 all 28.09 0.00 2.47 5.58 0.09 63.77 11:18:01 0 14.03 0.00 3.18 17.90 0.07 64.82 11:18:01 1 44.37 0.00 2.89 2.07 0.10 50.57 11:18:01 2 35.00 0.00 1.61 2.29 0.10 61.00 11:18:01 3 19.05 0.00 2.20 0.05 0.08 78.61 11:19:01 all 32.90 0.00 1.05 0.32 0.08 65.64 11:19:01 0 35.19 0.00 1.19 1.05 0.08 62.49 11:19:01 1 53.99 0.00 1.54 0.00 0.08 44.39 11:19:01 2 22.98 0.00 0.73 0.23 0.08 75.97 11:19:01 3 19.59 0.00 0.76 0.00 0.10 79.55 11:20:01 all 28.83 0.00 1.32 1.46 0.08 68.31 11:20:01 0 34.50 0.00 1.32 0.32 0.08 63.78 11:20:01 1 28.00 0.00 1.35 0.13 0.08 70.42 11:20:01 2 14.65 0.00 0.85 5.16 0.07 79.27 11:20:01 3 38.12 0.00 1.77 0.23 0.07 59.81 Average: all 28.73 0.00 2.24 2.27 0.09 66.68 Average: 0 28.16 0.00 2.88 4.97 0.09 63.90 Average: 1 35.45 0.00 2.13 1.37 0.09 60.96 Average: 2 23.66 0.00 1.46 2.20 0.09 72.60 Average: 3 27.66 0.00 2.50 0.53 0.08 69.22