---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6069 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 480 5342 0 2153 7217 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:c2:46:0c brd ff:ff:ff:ff:ff:ff inet 10.32.7.237/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86078sec preferred_lft 86078sec inet6 fe80::f816:3eff:fec2:460c/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-6069) 10/10/25 _x86_64_ (4 CPU) 07:04:53 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 134.36 57.21 77.15 3630.59 39455.17 07:07:01 57.15 0.22 56.93 26.66 9747.55 07:08:01 92.58 37.64 54.94 2141.78 7777.37 07:09:01 25.44 1.35 24.09 69.18 5396.20 07:10:01 18.13 0.08 18.05 2.80 785.07 Average: 65.53 19.30 46.23 1174.13 12631.94 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 6067384 7443608 2100036 25.71 34748 1522412 670776 7.28 556344 1383780 63480 07:07:01 5824044 7412168 2343376 28.69 52268 1705880 693948 7.53 596144 1564760 64976 07:08:01 5282316 7073376 2885104 35.32 61692 1889832 1014260 11.01 998768 1684308 7576 07:09:01 5509160 7426512 2658260 32.55 64072 2012008 639700 6.94 713164 1740672 11112 07:10:01 5438308 7357392 2729112 33.41 65820 2012020 720368 7.82 784756 1739032 10944 Average: 5624242 7342611 2543178 31.14 55720 1828430 747810 8.11 729835 1622510 31618 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 188.27 137.78 1039.48 56.83 0.00 0.00 0.00 0.00 07:06:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 07:07:01 ens3 49.62 35.90 668.35 4.95 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 213.76 225.20 1176.23 45.83 0.00 0.00 0.00 0.00 07:08:01 lo 1.50 1.50 0.15 0.15 0.00 0.00 0.00 0.00 07:09:01 ens3 83.56 92.74 265.95 626.48 0.00 0.00 0.00 0.00 07:09:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 07:10:01 ens3 8.98 10.38 6.68 4.87 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 108.83 100.40 631.33 147.80 0.00 0.00 0.00 0.00 Average: lo 0.94 0.94 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-6069) 10/10/25 _x86_64_ (4 CPU) 07:04:53 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 18.92 0.00 2.63 5.71 5.21 67.54 07:06:01 0 9.69 0.00 1.47 5.42 5.29 78.14 07:06:01 1 15.47 0.00 3.75 8.42 4.67 67.69 07:06:01 2 31.90 0.00 3.97 5.08 6.04 53.00 07:06:01 3 18.69 0.00 1.34 3.92 4.85 71.20 07:07:01 all 17.03 0.00 1.03 2.88 3.02 76.04 07:07:01 0 22.46 0.00 0.88 2.30 2.33 72.04 07:07:01 1 29.23 0.00 1.97 3.44 2.85 62.51 07:07:01 2 12.19 0.00 0.67 0.21 3.20 83.73 07:07:01 3 4.53 0.00 0.66 5.53 3.69 85.59 07:08:01 all 33.16 0.00 2.00 2.58 8.83 53.43 07:08:01 0 46.90 0.00 3.00 2.76 9.24 38.11 07:08:01 1 29.85 0.00 1.78 3.94 8.83 55.60 07:08:01 2 26.16 0.00 1.63 1.18 9.61 61.42 07:08:01 3 29.86 0.00 1.57 2.43 7.64 58.49 07:09:01 all 19.03 0.00 1.32 2.14 3.47 74.03 07:09:01 0 32.15 0.00 1.46 0.33 3.18 62.88 07:09:01 1 33.90 0.00 1.92 1.43 4.68 58.08 07:09:01 2 4.69 0.00 0.82 0.02 3.23 91.24 07:09:01 3 5.41 0.00 1.07 6.80 2.81 83.91 07:10:01 all 18.03 0.00 0.85 3.05 2.43 75.65 07:10:01 0 0.28 0.00 0.20 0.03 0.75 98.74 07:10:01 1 52.49 0.00 1.90 0.68 3.82 41.12 07:10:01 2 0.44 0.00 0.44 4.08 2.65 92.39 07:10:01 3 19.00 0.00 0.86 7.37 2.48 70.29 Average: all 21.28 0.00 1.57 3.27 4.61 69.27 Average: 0 22.34 0.00 1.41 2.19 4.18 69.88 Average: 1 32.15 0.00 2.26 3.59 4.99 57.01 Average: 2 15.16 0.00 1.51 2.11 4.97 76.25 Average: 3 15.51 0.00 1.10 5.20 4.30 73.88