---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1626 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 473 5347 0 2155 7223 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:82:be:08 brd ff:ff:ff:ff:ff:ff inet 10.32.6.35/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86104sec preferred_lft 86104sec inet6 fe80::f816:3eff:fe82:be08/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1626) 12/25/25 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 102.30 35.53 66.77 1243.13 5529.36 07:07:01 81.56 29.92 51.63 1685.04 8964.75 07:08:01 58.91 7.90 51.02 468.24 6853.72 07:09:01 24.71 1.70 23.01 79.45 4806.80 Average: 66.87 18.76 48.11 868.98 6538.77 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5905096 7377196 2262324 27.70 39592 1610532 746080 8.10 636312 1458464 100388 07:07:01 5601264 7308880 2566156 31.42 57512 1813796 841488 9.13 711488 1657396 98540 07:08:01 5555568 7469976 2611852 31.98 63196 2010228 617060 6.70 661572 1744284 128644 07:09:01 5510160 7428460 2657260 32.53 64888 2012292 655028 7.11 711148 1740452 7896 Average: 5643022 7396128 2524398 30.91 56297 1861712 714914 7.76 680130 1650149 83867 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:06:01 ens3 424.26 254.32 1449.50 66.14 0.00 0.00 0.00 0.00 07:07:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:07:01 ens3 84.41 56.58 436.16 16.93 0.00 0.00 0.00 0.00 07:08:01 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 07:08:01 ens3 258.20 256.48 1249.02 54.70 0.00 0.00 0.00 0.00 07:09:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 07:09:01 ens3 60.51 65.57 28.80 606.15 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 206.84 158.24 790.87 185.97 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1626) 12/25/25 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 23.77 0.00 1.52 3.02 1.55 70.13 07:06:01 0 13.25 0.00 0.91 1.01 1.01 83.81 07:06:01 1 13.95 0.00 1.64 9.09 1.49 73.82 07:06:01 2 44.41 0.00 1.61 0.80 2.12 51.06 07:06:01 3 23.48 0.00 1.92 1.18 1.58 71.84 07:07:01 all 23.98 0.00 1.53 2.32 1.64 70.53 07:07:01 0 5.76 0.00 0.61 2.08 1.78 89.77 07:07:01 1 29.62 0.00 1.23 4.62 1.45 63.08 07:07:01 2 48.18 0.00 3.08 0.45 2.16 46.13 07:07:01 3 12.54 0.00 1.24 2.14 1.18 82.90 07:08:01 all 35.57 0.00 1.95 1.17 2.64 58.67 07:08:01 0 31.53 0.00 1.19 1.92 2.29 63.06 07:08:01 1 60.69 0.00 2.44 0.20 2.72 33.94 07:08:01 2 24.14 0.00 2.07 1.01 3.04 69.74 07:08:01 3 25.98 0.00 2.09 1.53 2.52 67.88 07:09:01 all 21.01 0.00 1.12 0.76 1.13 75.98 07:09:01 0 38.67 0.00 1.78 0.23 1.35 57.97 07:09:01 1 15.55 0.00 1.03 1.60 0.73 81.09 07:09:01 2 23.39 0.00 0.74 0.12 1.83 73.92 07:09:01 3 6.40 0.00 0.96 1.13 0.62 90.89 Average: all 26.08 0.00 1.53 1.82 1.74 68.82 Average: 0 22.27 0.00 1.12 1.31 1.61 73.68 Average: 1 29.96 0.00 1.59 3.88 1.60 62.98 Average: 2 34.99 0.00 1.87 0.59 2.29 60.25 Average: 3 17.10 0.00 1.55 1.50 1.47 78.38