---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5742 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 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 470 5218 0 2287 7222 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:3c:9a:89 brd ff:ff:ff:ff:ff:ff inet 10.32.7.214/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86095sec preferred_lft 86095sec inet6 fe80::f816:3eff:fe3c:9a89/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5742) 07/14/26 _x86_64_ (4 CPU) 07:05:01 LINUX RESTART (4 CPU) 07:06:01 tps rtps wtps bread/s bwrtn/s 07:07:01 54.93 0.18 54.75 21.99 9210.40 07:08:01 79.85 38.19 41.66 2226.96 8599.23 07:09:01 27.36 2.00 25.36 118.23 8353.62 07:10:01 17.13 0.08 17.04 2.80 764.28 Average: 44.82 10.11 34.70 592.43 6731.80 07:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:07:01 5706644 7385568 2460776 30.13 54772 1789508 708592 7.69 630716 1638464 152088 07:08:01 5093292 7053900 3074128 37.64 65208 2050340 1116796 12.12 1050416 1807884 129936 07:09:01 5343204 7393492 2824216 34.58 67912 2135984 681108 7.39 761236 1847408 11024 07:10:01 5408192 7460444 2759228 33.78 69192 2136060 617492 6.70 721048 1821216 9084 Average: 5387833 7323351 2779587 34.03 64271 2027973 780997 8.47 790854 1778743 75533 07:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:07:01 ens3 69.44 51.25 776.97 6.03 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 07:08:01 ens3 208.17 180.62 2018.90 31.41 0.00 0.00 0.00 0.00 07:08:01 lo 1.57 1.57 0.16 0.16 0.00 0.00 0.00 0.00 07:09:01 ens3 57.76 68.83 31.86 672.61 0.00 0.00 0.00 0.00 07:09:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 07:10:01 ens3 8.13 8.78 6.55 5.02 0.00 0.00 0.00 0.00 07:10:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 85.87 77.36 708.52 178.77 0.00 0.00 0.00 0.00 Average: lo 0.97 0.97 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5742) 07/14/26 _x86_64_ (4 CPU) 07:05:01 LINUX RESTART (4 CPU) 07:06:01 CPU %user %nice %system %iowait %steal %idle 07:07:01 all 18.72 0.00 1.10 2.38 2.13 75.67 07:07:01 0 15.53 0.00 0.86 0.99 1.62 80.99 07:07:01 1 2.04 0.00 0.20 0.02 0.37 97.37 07:07:01 2 47.14 0.00 2.68 8.25 3.03 38.91 07:07:01 3 10.13 0.00 0.65 0.24 3.47 85.51 07:08:01 all 36.28 0.00 2.27 2.24 8.49 50.73 07:08:01 0 33.76 0.00 2.47 3.32 8.52 51.94 07:08:01 1 33.44 0.00 2.05 1.99 7.91 54.61 07:08:01 2 43.48 0.00 2.70 1.93 9.02 42.87 07:08:01 3 34.38 0.00 1.88 1.73 8.50 53.51 07:09:01 all 20.06 0.00 0.99 1.03 2.29 75.64 07:09:01 0 25.70 0.00 1.19 1.23 2.55 69.33 07:09:01 1 29.31 0.00 0.87 0.28 2.76 66.78 07:09:01 2 18.88 0.00 1.18 2.50 2.89 74.55 07:09:01 3 6.28 0.00 0.71 0.08 0.93 91.99 07:10:01 all 16.07 0.00 0.79 0.95 2.12 80.07 07:10:01 0 0.35 0.00 0.26 0.64 1.37 97.38 07:10:01 1 36.64 0.00 1.12 0.38 2.54 59.33 07:10:01 2 8.57 0.00 0.94 2.43 1.42 86.64 07:10:01 3 18.62 0.00 0.85 0.34 3.13 77.06 Average: all 22.86 0.00 1.29 1.65 3.78 70.41 Average: 0 18.94 0.00 1.20 1.56 3.55 74.75 Average: 1 25.45 0.00 1.07 0.67 3.42 69.38 Average: 2 29.62 0.00 1.88 3.76 4.12 60.61 Average: 3 17.46 0.00 1.03 0.61 4.04 76.87