---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6586 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: 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / 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 450 5371 0 2153 7246 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:71:1a:41 brd ff:ff:ff:ff:ff:ff inet 10.32.6.228/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86100sec preferred_lft 86100sec inet6 fe80::f816:3eff:fe71:1a41/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6586) 10/16/25 _x86_64_ (4 CPU) 07:04:55 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 147.96 73.59 74.37 4409.13 39619.95 07:07:01 58.83 0.22 58.62 26.67 9614.13 07:08:01 92.10 37.74 54.37 2146.75 8173.41 07:09:01 23.74 1.25 22.49 63.04 4825.99 Average: 80.65 28.20 52.46 1661.35 15557.41 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 6096740 7472660 2070672 25.35 34696 1522004 630784 6.84 524580 1383020 63896 07:07:01 5796488 7429684 2370924 29.03 54500 1744916 673496 7.31 581632 1596952 115596 07:08:01 5538912 7444116 2628500 32.18 62440 2001752 633664 6.88 684904 1737040 110644 07:09:01 5472700 7390220 2694712 32.99 64660 2011432 673104 7.30 746492 1740804 8648 Average: 5726210 7434170 2441202 29.89 54074 1820026 652762 7.08 634402 1614454 74696 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 07:06:01 ens3 176.15 141.78 1099.50 56.94 0.00 0.00 0.00 0.00 07:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:07:01 ens3 49.55 38.95 670.82 5.15 0.00 0.00 0.00 0.00 07:08:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 07:08:01 ens3 250.65 261.46 1413.60 59.33 0.00 0.00 0.00 0.00 07:09:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 07:09:01 ens3 49.79 60.59 26.86 593.82 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 131.54 125.70 802.66 178.85 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6586) 10/16/25 _x86_64_ (4 CPU) 07:04:55 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 19.80 0.00 2.84 6.36 4.56 66.45 07:06:01 0 25.44 0.00 2.41 5.80 4.81 61.54 07:06:01 1 24.62 0.00 4.42 7.05 4.60 59.30 07:06:01 2 17.93 0.00 2.76 9.86 4.91 64.53 07:06:01 3 11.21 0.00 1.76 2.73 3.90 80.41 07:07:01 all 19.52 0.00 1.16 2.20 1.61 75.51 07:07:01 0 31.07 0.00 1.74 1.98 2.36 62.85 07:07:01 1 21.53 0.00 1.02 0.23 1.62 75.61 07:07:01 2 10.58 0.00 1.18 6.27 1.22 80.74 07:07:01 3 14.85 0.00 0.68 0.35 1.28 82.84 07:08:01 all 34.33 0.00 2.08 2.24 7.19 54.15 07:08:01 0 33.13 0.00 2.31 3.40 7.77 53.39 07:08:01 1 34.35 0.00 2.17 2.66 6.82 53.99 07:08:01 2 29.00 0.00 2.15 1.34 7.42 60.09 07:08:01 3 40.89 0.00 1.71 1.55 6.72 49.14 07:09:01 all 20.00 0.00 0.97 0.93 1.68 76.41 07:09:01 0 26.04 0.00 0.95 0.15 1.64 71.22 07:09:01 1 19.11 0.00 0.67 0.72 1.51 77.99 07:09:01 2 33.59 0.00 1.64 0.22 2.91 61.64 07:09:01 3 1.23 0.00 0.63 2.63 0.67 94.84 Average: all 23.44 0.00 1.77 2.94 3.77 68.08 Average: 0 28.93 0.00 1.86 2.85 4.16 62.20 Average: 1 24.93 0.00 2.07 2.67 3.65 66.67 Average: 2 22.81 0.00 1.94 4.42 4.13 66.70 Average: 3 17.09 0.00 1.20 1.82 3.15 76.74