---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2546 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 7.6G 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 475 5407 0 2092 7222 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:ae:32 brd ff:ff:ff:ff:ff:ff inet 10.32.6.224/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fe5b:ae32/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2546) 01/05/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 145.46 60.21 85.25 3906.28 40621.65 19:15:01 72.18 12.80 59.38 308.83 9616.93 19:16:01 58.83 6.77 52.07 417.33 6944.00 19:17:01 23.10 0.35 22.75 33.73 4368.34 Average: 74.89 20.03 54.86 1166.54 15387.84 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5965104 7391152 2202308 26.96 37340 1568684 723008 7.85 613080 1426660 87952 19:15:01 5587120 7251160 2580292 31.59 57988 1769584 869788 9.44 774204 1610708 104876 19:16:01 5557848 7418252 2609564 31.95 63156 1956572 662152 7.18 686364 1718788 121636 19:17:01 5557676 7420676 2609736 31.95 65160 1957012 660844 7.17 688548 1716080 17016 Average: 5666937 7370310 2500475 30.62 55911 1812963 728948 7.91 690549 1618059 82870 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 0.90 0.90 0.08 0.08 0.00 0.00 0.00 0.00 19:14:01 ens3 459.82 258.57 1469.98 68.18 0.00 0.00 0.00 0.00 19:15:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 104.58 76.17 466.05 20.47 0.00 0.00 0.00 0.00 19:16:01 lo 1.63 1.63 0.15 0.15 0.00 0.00 0.00 0.00 19:16:01 ens3 272.35 285.67 1222.67 572.70 0.00 0.00 0.00 0.00 19:17:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:17:01 ens3 11.91 12.45 9.26 7.00 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 212.16 158.21 791.96 167.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2546) 01/05/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 21.49 0.00 2.64 4.49 1.21 70.18 19:14:01 0 12.26 0.00 1.66 5.19 0.84 80.06 19:14:01 1 32.70 0.00 4.48 4.11 1.61 57.10 19:14:01 2 28.41 0.00 3.23 6.57 1.57 60.22 19:14:01 3 12.57 0.00 1.18 2.12 0.80 83.33 19:15:01 all 26.10 0.00 1.50 1.73 1.58 69.09 19:15:01 0 7.10 0.00 0.75 1.19 1.21 89.75 19:15:01 1 50.27 0.00 2.43 4.68 2.23 40.40 19:15:01 2 37.76 0.00 2.18 0.48 2.06 57.52 19:15:01 3 9.41 0.00 0.63 0.56 0.81 88.59 19:16:01 all 34.75 0.00 1.73 1.35 2.64 59.53 19:16:01 0 25.42 0.00 1.76 2.07 2.80 67.96 19:16:01 1 31.52 0.00 1.86 1.98 2.33 62.30 19:16:01 2 54.58 0.00 2.01 0.91 3.16 39.33 19:16:01 3 27.54 0.00 1.28 0.43 2.29 68.46 19:17:01 all 20.95 0.00 0.86 0.88 1.03 76.29 19:17:01 0 23.77 0.00 0.50 0.60 0.84 74.29 19:17:01 1 12.77 0.00 0.85 2.37 0.81 83.19 19:17:01 2 37.42 0.00 1.31 0.51 1.97 58.78 19:17:01 3 9.78 0.00 0.80 0.02 0.48 88.92 Average: all 25.83 0.00 1.68 2.11 1.62 68.76 Average: 0 17.14 0.00 1.17 2.26 1.42 78.01 Average: 1 31.80 0.00 2.40 3.29 1.75 60.76 Average: 2 39.56 0.00 2.18 2.11 2.19 53.96 Average: 3 14.83 0.00 0.97 0.78 1.10 82.32