---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6500 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 479 5343 0 2153 7218 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:a1:af:bb brd ff:ff:ff:ff:ff:ff inet 10.32.6.202/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86081sec preferred_lft 86081sec inet6 fe80::f816:3eff:fea1:afbb/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-6500) 10/15/25 _x86_64_ (4 CPU) 07:04:55 LINUX RESTART (4 CPU) 07:05:02 tps rtps wtps bread/s bwrtn/s 07:06:01 148.09 74.01 74.08 4464.17 40225.39 07:07:01 53.77 0.22 53.55 26.66 9100.03 07:08:01 91.27 37.59 53.67 2141.24 8122.38 07:09:01 24.87 1.15 23.72 37.82 5305.94 07:10:01 20.18 0.35 19.83 33.72 901.57 Average: 67.36 22.49 44.87 1330.14 12638.99 07:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 6073600 7449640 2093820 25.64 34680 1522132 665384 7.22 550800 1382824 63328 07:07:01 5846184 7426084 2321236 28.42 51600 1698336 670636 7.28 581276 1557708 66184 07:08:01 5418272 7206232 2749148 33.66 60876 1887628 871120 9.45 863116 1682196 3508 07:09:01 5426432 7342296 2740988 33.56 64040 2010592 731524 7.94 796188 1739220 11672 07:10:01 5438116 7357304 2729304 33.42 65804 2011828 722208 7.84 784672 1738804 11760 Average: 5640521 7356311 2526899 30.94 55400 1826103 732174 7.94 715210 1620150 31290 07:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 277.01 146.99 1115.19 58.28 0.00 0.00 0.00 0.00 07:06:01 lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 07:07:01 ens3 49.87 35.05 667.36 4.80 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 189.59 196.62 1152.84 38.78 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 92.86 110.15 278.85 608.56 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 07:10:01 ens3 11.40 12.10 9.12 5.81 0.00 0.00 0.00 0.00 07:10:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 123.63 100.03 643.04 143.61 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6500) 10/15/25 _x86_64_ (4 CPU) 07:04:55 LINUX RESTART (4 CPU) 07:05:02 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 20.55 0.00 3.14 6.40 4.03 65.88 07:06:01 0 21.67 0.00 2.15 4.58 3.89 67.72 07:06:01 1 19.27 0.00 5.41 6.60 3.83 64.89 07:06:01 2 21.06 0.00 2.41 9.89 4.85 61.79 07:06:01 3 20.20 0.00 2.61 4.53 3.56 69.11 07:07:01 all 17.70 0.00 1.21 2.13 1.54 77.42 07:07:01 0 4.63 0.00 0.37 0.03 0.43 94.54 07:07:01 1 35.67 0.00 2.24 0.56 2.69 58.83 07:07:01 2 13.33 0.00 1.43 7.24 1.68 76.34 07:07:01 3 17.16 0.00 0.78 0.68 1.33 80.04 07:08:01 all 35.24 0.00 2.05 2.26 6.78 53.68 07:08:01 0 33.10 0.00 1.48 1.43 6.20 57.80 07:08:01 1 46.41 0.00 2.05 0.69 6.24 44.61 07:08:01 2 28.26 0.00 2.19 2.55 7.38 59.61 07:08:01 3 33.26 0.00 2.45 4.37 7.30 52.62 07:09:01 all 20.66 0.00 1.27 1.03 2.01 75.03 07:09:01 0 11.03 0.00 0.99 1.97 1.69 84.31 07:09:01 1 34.54 0.00 1.81 0.33 2.21 61.10 07:09:01 2 25.31 0.00 1.67 0.30 3.06 69.67 07:09:01 3 11.75 0.00 0.63 1.52 1.07 85.03 07:10:01 all 19.68 0.00 1.08 1.08 2.58 75.58 07:10:01 0 5.88 0.00 0.71 0.53 1.44 91.43 07:10:01 1 54.25 0.00 1.54 0.57 4.75 38.88 07:10:01 2 9.87 0.00 1.32 3.14 2.10 83.57 07:10:01 3 8.51 0.00 0.74 0.08 2.02 88.64 Average: all 22.79 0.00 1.75 2.57 3.39 69.50 Average: 0 15.29 0.00 1.14 1.70 2.73 79.14 Average: 1 38.12 0.00 2.60 1.74 3.95 53.59 Average: 2 19.59 0.00 1.80 4.60 3.82 70.19 Average: 3 18.19 0.00 1.44 2.23 3.06 75.07