---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1611 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 8.8G 11G 46% / 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 474 4002 0 3499 7202 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:3d:e0:16 brd ff:ff:ff:ff:ff:ff inet 10.32.6.100/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86191sec preferred_lft 86191sec inet6 fe80::f816:3eff:fe3d:e016/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1611) 10/31/26 _x86_64_ (4 CPU) 19:37:54 LINUX RESTART (4 CPU) 19:38:01 tps rtps wtps bread/s bwrtn/s 19:39:02 157.82 55.56 102.27 3627.80 43858.04 19:40:01 155.80 41.35 114.46 2796.14 56192.92 19:41:01 49.73 6.20 43.53 231.16 5530.94 Average: 120.92 34.33 86.59 2215.14 35076.67 19:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:39:02 5819980 7429640 2347432 28.74 50336 1729120 671564 7.29 555104 1606220 214340 19:40:01 3957800 7089408 4209612 51.54 64480 3206712 1067608 11.58 934408 3025812 12748 19:41:01 4103236 7379332 4064176 49.76 70096 3339988 681736 7.40 729688 3079280 28804 Average: 4627005 7299460 3540407 43.35 61637 2758607 806969 8.76 739733 2570437 85297 19:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:39:02 ens3 397.43 262.17 2038.87 70.17 0.00 0.00 0.00 0.00 19:39:02 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 19:40:01 ens3 1153.31 735.49 21851.90 95.93 0.00 0.00 0.00 0.00 19:40:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 19:41:01 ens3 219.10 219.70 916.54 56.95 0.00 0.00 0.00 0.00 19:41:01 lo 1.97 1.97 0.24 0.24 0.00 0.00 0.00 0.00 Average: ens3 586.80 403.94 8193.24 74.23 0.00 0.00 0.00 0.00 Average: lo 1.37 1.37 0.15 0.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1611) 10/31/26 _x86_64_ (4 CPU) 19:37:54 LINUX RESTART (4 CPU) 19:38:01 CPU %user %nice %system %iowait %steal %idle 19:39:02 all 21.85 0.00 1.88 4.62 0.07 71.58 19:39:02 0 30.49 0.00 2.21 1.51 0.08 65.70 19:39:02 1 24.43 0.00 2.08 6.38 0.08 67.03 19:39:02 2 11.52 0.00 1.37 7.14 0.05 79.92 19:39:02 3 20.91 0.00 1.86 3.47 0.07 73.70 19:40:01 all 29.88 0.00 2.39 3.00 0.11 64.61 19:40:01 0 22.93 0.00 1.38 3.96 0.08 71.65 19:40:01 1 19.85 0.00 1.69 1.62 0.10 76.75 19:40:01 2 25.30 0.00 1.14 3.52 0.10 69.94 19:40:01 3 51.45 0.00 5.40 2.89 0.17 40.09 19:41:01 all 30.95 0.00 1.51 0.77 0.09 66.68 19:41:01 0 26.45 0.00 1.10 1.08 0.10 71.26 19:41:01 1 17.70 0.00 1.15 0.10 0.03 81.02 19:41:01 2 18.77 0.00 1.32 1.67 0.07 78.17 19:41:01 3 60.88 0.00 2.45 0.25 0.15 36.26 Average: all 27.55 0.00 1.92 2.80 0.09 67.64 Average: 0 26.65 0.00 1.56 2.17 0.09 69.52 Average: 1 20.66 0.00 1.64 2.70 0.07 74.93 Average: 2 18.49 0.00 1.28 4.11 0.07 76.05 Average: 3 44.39 0.00 3.22 2.20 0.13 50.06