---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8518 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 450 5383 0 2142 7246 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:5b:fe:6a brd ff:ff:ff:ff:ff:ff inet 10.32.7.46/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe5b:fe6a/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-8518) 11/08/25 _x86_64_ (4 CPU) 10:26:01 LINUX RESTART (4 CPU) 10:27:01 tps rtps wtps bread/s bwrtn/s 10:28:01 56.86 2.25 54.62 43.85 8982.21 10:29:01 81.49 18.03 63.46 619.66 11075.91 10:30:01 21.15 0.80 20.35 86.92 3802.70 Average: 53.17 7.03 46.14 250.15 7953.84 10:27:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:28:01 5858256 7438244 2309164 28.27 51680 1698752 701236 7.61 570652 1559104 71352 10:29:01 5174008 7061060 2993412 36.65 62572 1982604 965624 10.48 1005940 1782740 62616 10:30:01 5540428 7445388 2626992 32.16 65128 1997912 653292 7.09 638508 1784880 10096 Average: 5524231 7314897 2643189 32.36 59793 1893089 773384 8.39 738367 1708908 48021 10:27:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:28:01 ens3 56.86 46.43 701.41 5.92 0.00 0.00 0.00 0.00 10:28:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 10:29:01 ens3 316.79 309.65 2510.60 59.69 0.00 0.00 0.00 0.00 10:29:01 lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 10:30:01 ens3 32.86 33.06 141.00 9.82 0.00 0.00 0.00 0.00 10:30:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 135.51 129.72 1117.73 25.14 0.00 0.00 0.00 0.00 Average: lo 0.88 0.88 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8518) 11/08/25 _x86_64_ (4 CPU) 10:26:01 LINUX RESTART (4 CPU) 10:27:01 CPU %user %nice %system %iowait %steal %idle 10:28:01 all 20.22 0.00 1.20 1.77 0.99 75.82 10:28:01 0 21.38 0.00 0.92 0.22 0.83 76.66 10:28:01 1 24.07 0.00 1.35 5.96 0.92 67.70 10:28:01 2 15.38 0.00 1.09 0.79 1.41 81.33 10:28:01 3 20.10 0.00 1.47 0.13 0.77 77.53 10:29:01 all 41.95 0.00 2.38 1.07 3.86 50.74 10:29:01 0 53.69 0.00 2.52 0.79 3.99 39.02 10:29:01 1 34.28 0.00 1.92 1.55 3.48 58.77 10:29:01 2 33.23 0.00 3.35 1.45 4.34 57.63 10:29:01 3 46.58 0.00 1.74 0.48 3.64 47.56 10:30:01 all 21.35 0.00 1.16 0.83 1.49 75.17 10:30:01 0 6.98 0.00 0.87 2.41 1.45 88.28 10:30:01 1 24.83 0.00 1.22 0.37 1.22 72.37 10:30:01 2 10.08 0.00 0.97 0.05 1.16 87.74 10:30:01 3 43.73 0.00 1.61 0.50 2.11 52.05 Average: all 27.87 0.00 1.58 1.22 2.11 67.21 Average: 0 27.39 0.00 1.44 1.14 2.10 67.94 Average: 1 27.75 0.00 1.49 2.62 1.88 66.26 Average: 2 19.57 0.00 1.81 0.77 2.30 75.55 Average: 3 36.83 0.00 1.61 0.37 2.18 59.01