---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-997 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 41% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 472 5147 0 2356 7219 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:eb:be:71 brd ff:ff:ff:ff:ff:ff inet 10.32.7.25/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86200sec preferred_lft 86200sec inet6 fe80::f816:3eff:feeb:be71/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-997) 10/24/26 _x86_64_ (4 CPU) 07:04:44 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 102.42 23.60 78.82 736.01 7511.56 07:07:01 111.57 45.75 65.82 2889.54 14496.39 07:08:01 35.74 1.97 33.78 111.05 8830.53 Average: 83.09 23.65 59.44 1236.35 10255.94 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5778156 7402256 2389256 29.25 51828 1741628 707516 7.68 586072 1617364 204984 07:07:01 5239704 7353768 2927708 35.85 67336 2199128 716860 7.78 780080 1928016 236072 07:08:01 5314288 7435760 2853124 34.93 69860 2203300 634504 6.88 752364 1880732 9452 Average: 5444049 7397261 2723363 33.34 63008 2048019 686293 7.45 706172 1808704 150169 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 90.27 78.10 1496.79 10.70 0.00 0.00 0.00 0.00 07:06:02 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 07:07:01 ens3 189.00 169.40 2327.96 35.59 0.00 0.00 0.00 0.00 07:07:01 lo 1.93 1.93 0.19 0.19 0.00 0.00 0.00 0.00 07:08:01 ens3 70.75 73.29 32.22 678.27 0.00 0.00 0.00 0.00 07:08:01 lo 1.73 1.73 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 116.27 106.58 1279.84 242.67 0.00 0.00 0.00 0.00 Average: lo 1.51 1.51 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-997) 10/24/26 _x86_64_ (4 CPU) 07:04:44 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 18.98 0.00 1.27 3.16 0.05 76.53 07:06:02 0 23.41 0.00 1.95 2.91 0.07 71.66 07:06:02 1 21.71 0.00 1.00 0.83 0.05 76.41 07:06:02 2 21.21 0.00 1.37 7.70 0.07 69.65 07:06:02 3 9.61 0.00 0.75 1.25 0.03 88.35 07:07:01 all 35.89 0.00 1.86 2.01 0.10 60.15 07:07:01 0 37.01 0.00 1.70 1.37 0.10 59.82 07:07:01 1 45.58 0.00 2.29 0.90 0.10 51.13 07:07:01 2 25.29 0.00 1.55 2.39 0.09 70.68 07:07:01 3 35.58 0.00 1.89 3.38 0.12 59.03 07:08:01 all 20.51 0.00 1.17 0.86 0.05 77.41 07:08:01 0 7.14 0.00 0.90 0.00 0.03 91.92 07:08:01 1 1.78 0.00 0.52 0.00 0.02 97.68 07:08:01 2 45.17 0.00 1.93 1.55 0.10 51.25 07:08:01 3 27.97 0.00 1.32 1.88 0.07 68.77 Average: all 25.06 0.00 1.43 2.01 0.07 71.43 Average: 0 22.46 0.00 1.52 1.43 0.07 74.53 Average: 1 22.89 0.00 1.26 0.58 0.06 75.22 Average: 2 30.61 0.00 1.62 3.88 0.08 63.80 Average: 3 24.31 0.00 1.32 2.16 0.07 72.14