---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1793 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 7.7G 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 482 5205 0 2287 7210 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:06:c7:d5 brd ff:ff:ff:ff:ff:ff inet 10.32.6.48/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86125sec preferred_lft 86125sec inet6 fe80::f816:3eff:fe06:c7d5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1793) 05/26/26 _x86_64_ (4 CPU) 07:04:46 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 110.82 39.30 71.52 1858.27 7120.27 07:07:01 74.50 30.39 44.11 1688.65 8488.59 07:08:01 56.06 11.03 45.03 641.63 9561.34 07:09:01 26.09 1.40 24.69 53.72 6062.25 Average: 66.86 20.53 46.33 1060.49 7808.07 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5838784 7395444 2328628 28.51 46388 1683024 714732 7.76 641388 1508704 170332 07:07:01 5516528 7297436 2650884 32.46 59692 1882008 796900 8.65 722092 1725008 163380 07:08:01 5410308 7458532 2757104 33.76 66760 2135032 621876 6.75 688592 1850176 162416 07:09:01 5359968 7411804 2807444 34.37 68804 2136608 656352 7.12 744796 1846308 10600 Average: 5531397 7390804 2636015 32.27 60411 1959168 697465 7.57 699217 1732549 126682 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 453.75 258.55 1527.76 67.36 0.00 0.00 0.00 0.00 07:06:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:07:01 ens3 82.25 66.52 594.10 17.39 0.00 0.00 0.00 0.00 07:07:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 217.60 207.97 1810.90 686.11 0.00 0.00 0.00 0.00 07:08:01 lo 1.30 1.30 0.12 0.12 0.00 0.00 0.00 0.00 07:09:01 ens3 22.33 21.16 20.39 18.95 0.00 0.00 0.00 0.00 07:09:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 193.96 138.54 988.23 197.45 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1793) 05/26/26 _x86_64_ (4 CPU) 07:04:46 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 23.34 0.00 1.74 3.51 1.54 69.87 07:06:01 0 5.73 0.00 1.13 9.07 0.90 83.17 07:06:01 1 53.25 0.00 2.74 1.55 2.09 40.37 07:06:01 2 15.92 0.00 1.51 2.08 1.46 79.03 07:06:01 3 18.59 0.00 1.58 1.33 1.73 76.77 07:07:01 all 23.53 0.00 1.42 2.01 2.79 70.25 07:07:01 0 8.03 0.00 0.70 3.25 1.62 86.40 07:07:01 1 21.62 0.00 1.27 0.41 2.64 74.06 07:07:01 2 51.03 0.00 2.40 1.92 3.47 41.18 07:07:01 3 13.51 0.00 1.29 2.48 3.41 79.31 07:08:01 all 34.50 0.00 1.89 1.29 4.00 58.32 07:08:01 0 29.87 0.00 1.86 0.15 3.86 64.26 07:08:01 1 47.91 0.00 2.33 0.81 4.60 44.35 07:08:01 2 33.18 0.00 1.29 2.03 3.81 59.69 07:08:01 3 27.08 0.00 2.08 2.16 3.74 64.95 07:09:01 all 21.34 0.00 0.92 0.96 1.07 75.71 07:09:01 0 1.56 0.00 0.27 0.02 0.65 97.51 07:09:01 1 10.10 0.00 0.81 0.12 0.85 88.13 07:09:01 2 7.22 0.00 0.65 2.63 0.63 88.87 07:09:01 3 66.62 0.00 1.93 1.06 2.16 28.22 Average: all 25.69 0.00 1.49 1.94 2.36 68.52 Average: 0 11.33 0.00 0.99 3.11 1.76 82.81 Average: 1 33.18 0.00 1.79 0.72 2.54 61.77 Average: 2 26.87 0.00 1.46 2.16 2.35 67.16 Average: 3 31.37 0.00 1.72 1.76 2.77 62.39