---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2953 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 8.4G 69G 11% / 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 13221 0 2218 15125 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:34:7a:86 brd ff:ff:ff:ff:ff:ff inet 10.30.107.28/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86230sec preferred_lft 86230sec inet6 fe80::f816:3eff:fe34:7a86/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2953) 06/27/26 _x86_64_ (4 CPU) 05:58:21 LINUX RESTART (4 CPU) 05:59:01 tps rtps wtps bread/s bwrtn/s 06:00:01 145.49 11.43 134.06 280.75 36728.95 06:01:01 89.94 7.37 82.57 489.39 10475.99 Average: 117.71 9.40 108.32 385.07 23602.47 05:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:00:01 13371472 15254444 3053496 18.59 72388 1999852 1180692 6.76 974044 1841492 213312 06:01:01 13537892 15484428 2887076 17.58 77776 2056268 856908 4.90 788992 1859312 9040 Average: 13454682 15369436 2970286 18.08 75082 2028060 1018800 5.83 881518 1850402 111176 05:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:00:01 lo 0.87 0.87 0.10 0.10 0.00 0.00 0.00 0.00 06:00:01 ens3 224.91 164.07 3104.13 25.47 0.00 0.00 0.00 0.00 06:01:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 06:01:01 ens3 531.69 311.91 650.98 134.70 0.00 0.00 0.00 0.00 Average: lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 378.30 237.99 1877.56 80.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2953) 06/27/26 _x86_64_ (4 CPU) 05:58:21 LINUX RESTART (4 CPU) 05:59:01 CPU %user %nice %system %iowait %steal %idle 06:00:01 all 20.67 0.00 1.49 2.01 0.05 75.77 06:00:01 0 15.29 0.00 1.22 1.15 0.05 82.28 06:00:01 1 8.26 0.00 0.58 0.10 0.03 91.02 06:00:01 2 27.33 0.00 2.37 6.24 0.05 64.01 06:00:01 3 31.96 0.00 1.82 0.57 0.08 65.57 06:01:01 all 28.16 0.00 1.53 0.84 0.06 69.41 06:01:01 0 31.19 0.00 1.84 1.17 0.07 65.74 06:01:01 1 20.75 0.00 0.77 0.27 0.03 78.18 06:01:01 2 24.19 0.00 1.20 1.72 0.08 72.80 06:01:01 3 36.45 0.00 2.34 0.18 0.07 60.96 Average: all 24.41 0.00 1.51 1.42 0.06 72.60 Average: 0 23.24 0.00 1.53 1.16 0.06 74.01 Average: 1 14.47 0.00 0.67 0.18 0.03 84.64 Average: 2 25.76 0.00 1.79 3.98 0.07 68.40 Average: 3 34.21 0.00 2.08 0.38 0.08 63.26