---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1124 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 476 5174 0 2324 7215 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:3a:9b:5e brd ff:ff:ff:ff:ff:ff inet 10.32.7.236/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86189sec preferred_lft 86189sec inet6 fe80::f816:3eff:fe3a:9b5e/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-1124) 10/25/26 _x86_64_ (4 CPU) 12:46:53 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 143.13 55.14 87.99 3606.33 24283.97 12:49:01 143.64 44.15 99.49 2793.15 17104.76 12:50:01 40.23 4.02 36.21 164.37 6334.41 Average: 108.80 34.38 74.42 2184.57 15901.03 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5866772 7451192 2300648 28.17 50032 1704244 648576 7.04 535020 1581012 201424 12:49:01 5102984 7053336 3064436 37.52 65664 2039300 1154992 12.53 998148 1848068 14804 12:50:01 5321796 7411112 2845624 34.84 70028 2171608 661516 7.18 739112 1885828 10100 Average: 5430517 7305213 2736903 33.51 61908 1971717 821695 8.92 757427 1771636 75443 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 398.40 250.97 1847.31 68.02 0.00 0.00 0.00 0.00 12:48:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 12:49:01 ens3 309.29 334.16 2038.25 73.36 0.00 0.00 0.00 0.00 12:49:01 lo 1.66 1.66 0.16 0.16 0.00 0.00 0.00 0.00 12:50:01 ens3 173.77 145.76 327.21 619.31 0.00 0.00 0.00 0.00 12:50:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 293.73 243.13 1400.71 254.57 0.00 0.00 0.00 0.00 Average: lo 1.44 1.44 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1124) 10/25/26 _x86_64_ (4 CPU) 12:46:53 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 21.68 0.00 1.85 4.18 0.06 72.23 12:48:02 0 11.93 0.00 1.49 4.67 0.05 81.87 12:48:02 1 24.24 0.00 2.01 5.63 0.08 68.04 12:48:02 2 27.06 0.00 1.97 3.89 0.08 67.00 12:48:02 3 23.46 0.00 1.94 2.52 0.07 72.01 12:49:01 all 34.59 0.00 2.09 2.98 0.11 60.23 12:49:01 0 28.94 0.00 2.09 4.23 0.10 64.64 12:49:01 1 44.61 0.00 2.18 2.76 0.12 50.34 12:49:01 2 36.47 0.00 2.39 4.26 0.12 56.76 12:49:01 3 28.39 0.00 1.72 0.66 0.10 69.12 12:50:01 all 23.69 0.00 1.26 0.90 0.06 74.09 12:50:01 0 40.85 0.00 1.54 0.90 0.08 56.63 12:50:01 1 15.41 0.00 1.35 0.27 0.03 82.94 12:50:01 2 12.24 0.00 1.11 2.33 0.03 84.29 12:50:01 3 26.23 0.00 1.02 0.12 0.07 72.57 Average: all 26.61 0.00 1.73 2.68 0.08 68.90 Average: 0 27.24 0.00 1.70 3.26 0.08 67.72 Average: 1 27.98 0.00 1.85 2.89 0.08 67.21 Average: 2 25.20 0.00 1.82 3.49 0.08 69.41 Average: 3 26.01 0.00 1.56 1.10 0.08 71.25