---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1546 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 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 608 12699 0 2731 15106 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:80:73:e7 brd ff:ff:ff:ff:ff:ff inet 10.30.106.246/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86137sec preferred_lft 86137sec inet6 fe80::f816:3eff:fe80:73e7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1546) 03/13/26 _x86_64_ (4 CPU) 03:05:32 LINUX RESTART (4 CPU) 03:06:01 tps rtps wtps bread/s bwrtn/s 03:07:01 163.74 15.28 148.46 336.34 53168.87 03:08:01 83.57 3.77 79.80 105.98 10732.61 03:09:01 30.53 6.37 24.16 442.46 2344.94 Average: 92.61 8.47 84.14 294.93 22082.14 03:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:07:01 13590080 15278776 2834888 17.26 76160 1804952 1225480 7.01 956224 1642920 122480 03:08:01 12436276 14301064 3988692 24.28 83812 1966504 1998724 11.44 1952924 1789580 1060 03:09:01 13031968 15490280 3393000 20.66 88104 2546020 833324 4.77 992596 2134788 516864 Average: 13019441 15023373 3405527 20.73 82692 2105825 1352509 7.74 1300581 1855763 213468 03:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:07:01 ens3 188.32 171.89 1352.10 43.76 0.00 0.00 0.00 0.00 03:07:01 lo 1.20 1.20 0.14 0.14 0.00 0.00 0.00 0.00 03:08:01 ens3 1555.71 924.01 2698.78 353.68 0.00 0.00 0.00 0.00 03:08:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:09:01 ens3 869.39 493.08 905.15 199.29 0.00 0.00 0.00 0.00 03:09:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 871.14 529.66 1652.01 198.91 0.00 0.00 0.00 0.00 Average: lo 0.72 0.72 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1546) 03/13/26 _x86_64_ (4 CPU) 03:05:32 LINUX RESTART (4 CPU) 03:06:01 CPU %user %nice %system %iowait %steal %idle 03:07:01 all 20.09 0.00 1.64 6.67 0.07 71.53 03:07:01 0 12.35 0.00 1.05 2.54 0.05 84.02 03:07:01 1 19.89 0.00 1.71 3.44 0.07 74.89 03:07:01 2 10.60 0.00 1.24 13.27 0.03 74.85 03:07:01 3 37.55 0.00 2.51 7.50 0.08 52.35 03:08:01 all 34.69 0.00 4.69 1.08 0.08 59.46 03:08:01 0 20.36 0.00 1.72 0.32 0.07 77.54 03:08:01 1 35.38 0.00 1.89 0.05 0.07 62.61 03:08:01 2 47.60 0.00 8.07 0.49 0.10 43.75 03:08:01 3 35.54 0.00 7.11 3.42 0.10 53.82 03:09:01 all 46.66 0.00 3.16 0.09 0.08 50.01 03:09:01 0 44.36 0.00 1.93 0.03 0.08 53.59 03:09:01 1 42.05 0.00 2.60 0.02 0.08 55.24 03:09:01 2 46.87 0.00 3.76 0.22 0.08 49.06 03:09:01 3 53.32 0.00 4.32 0.08 0.08 42.19 Average: all 33.82 0.00 3.16 2.61 0.08 60.33 Average: 0 25.70 0.00 1.57 0.96 0.07 71.71 Average: 1 32.43 0.00 2.07 1.17 0.07 64.26 Average: 2 35.04 0.00 4.36 4.65 0.07 55.88 Average: 3 42.14 0.00 4.65 3.67 0.09 49.45