---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1842 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 7.6G 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 469 5288 0 2218 7226 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:c7:69:01 brd ff:ff:ff:ff:ff:ff inet 10.32.6.124/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:fec7:6901/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1842) 04/29/26 _x86_64_ (4 CPU) 07:04:49 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 119.41 53.87 65.54 3548.34 5936.63 07:07:01 77.95 30.79 47.16 1695.58 8910.65 07:08:01 48.05 10.71 37.34 634.46 8037.32 07:09:01 25.37 0.35 25.02 33.72 5606.26 Average: 67.70 23.93 43.76 1477.93 7122.69 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5915528 7400136 2251884 27.57 40212 1621712 708852 7.69 617204 1469112 133184 07:07:01 5629080 7368352 2538332 31.08 59436 1842324 835876 9.07 682792 1660328 130476 07:08:01 5478544 7459032 2688868 32.92 65116 2072348 625892 6.79 697036 1786012 150660 07:09:01 5442460 7426628 2724952 33.36 67392 2073472 672692 7.30 734328 1783680 10384 Average: 5616403 7413537 2551009 31.23 58039 1902464 710828 7.71 682840 1674783 106176 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 419.06 232.84 1518.40 66.13 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 99.20 83.62 828.58 18.98 0.00 0.00 0.00 0.00 07:08:01 lo 1.37 1.37 0.13 0.13 0.00 0.00 0.00 0.00 07:08:01 ens3 172.26 162.10 1469.97 682.88 0.00 0.00 0.00 0.00 07:09:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 07:09:01 ens3 13.10 13.43 11.27 6.33 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 175.90 122.99 957.04 193.59 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1842) 04/29/26 _x86_64_ (4 CPU) 07:04:49 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 22.65 0.00 1.64 3.86 2.96 68.89 07:06:01 0 10.05 0.00 0.78 2.89 2.09 84.19 07:06:01 1 25.00 0.00 1.70 5.22 3.53 64.55 07:06:01 2 37.49 0.00 2.15 0.53 3.48 56.35 07:06:01 3 18.00 0.00 1.93 6.78 2.75 70.54 07:07:01 all 25.87 0.00 1.76 1.90 3.18 67.29 07:07:01 0 18.55 0.00 1.21 0.43 2.55 77.26 07:07:01 1 19.89 0.00 1.66 4.49 3.36 70.60 07:07:01 2 29.32 0.00 1.80 0.31 3.23 65.33 07:07:01 3 35.74 0.00 2.37 2.33 3.57 55.98 07:08:01 all 32.59 0.00 1.71 0.93 3.73 61.04 07:08:01 0 24.23 0.00 1.41 0.05 2.95 71.36 07:08:01 1 26.04 0.00 1.79 2.09 3.48 66.60 07:08:01 2 45.05 0.00 1.90 0.36 4.15 48.54 07:08:01 3 34.94 0.00 1.75 1.24 4.33 57.74 07:09:01 all 19.89 0.00 0.88 1.10 1.45 76.69 07:09:01 0 10.11 0.00 0.75 0.03 0.70 88.41 07:09:01 1 13.50 0.00 0.55 0.96 2.00 83.00 07:09:01 2 18.15 0.00 0.88 2.44 1.01 77.51 07:09:01 3 37.81 0.00 1.34 0.95 2.06 57.84 Average: all 25.25 0.00 1.50 1.95 2.83 68.47 Average: 0 15.74 0.00 1.04 0.85 2.07 80.29 Average: 1 21.10 0.00 1.42 3.19 3.09 71.19 Average: 2 32.53 0.00 1.68 0.91 2.97 61.90 Average: 3 31.61 0.00 1.85 2.83 3.18 60.54