---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5024 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 463 5335 0 2177 7233 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:96:5a:3d brd ff:ff:ff:ff:ff:ff inet 10.32.7.134/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86125sec preferred_lft 86125sec inet6 fe80::f816:3eff:fe96:5a3d/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-5024) 07/05/25 _x86_64_ (4 CPU) 16:58:57 LINUX RESTART (4 CPU) 16:59:01 tps rtps wtps bread/s bwrtn/s 17:00:02 164.10 81.27 82.82 4871.71 40068.53 17:01:01 55.03 0.22 54.81 27.11 9246.76 17:02:01 100.42 38.03 62.39 2108.85 10037.26 17:03:01 24.21 0.75 23.46 86.25 3896.28 Average: 86.07 30.19 55.88 1780.84 15840.41 16:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:00:02 6040868 7434052 2126552 26.04 36212 1537440 688040 7.47 568972 1397428 70416 17:01:01 5786568 7412380 2380852 29.15 54160 1738544 702812 7.63 601740 1590264 113288 17:02:01 5535224 7466068 2632196 32.23 63104 2025036 629796 6.83 635660 1788256 73768 17:03:01 5459516 7401108 2707904 33.15 65844 2033736 678904 7.37 709608 1791140 11340 Average: 5705544 7428402 2461876 30.14 54830 1833689 674888 7.32 628995 1641772 67203 16:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:00:02 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 17:00:02 ens3 386.24 223.01 1247.63 65.28 0.00 0.00 0.00 0.00 17:01:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 17:01:01 ens3 38.51 29.99 538.05 4.14 0.00 0.00 0.00 0.00 17:02:01 lo 1.43 1.43 0.14 0.14 0.00 0.00 0.00 0.00 17:02:01 ens3 350.21 363.54 2378.81 65.62 0.00 0.00 0.00 0.00 17:03:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 17:03:01 ens3 12.33 13.06 10.26 6.37 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 197.49 157.93 1045.79 35.48 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5024) 07/05/25 _x86_64_ (4 CPU) 16:58:57 LINUX RESTART (4 CPU) 16:59:01 CPU %user %nice %system %iowait %steal %idle 17:00:02 all 20.69 0.00 2.95 5.85 3.51 67.00 17:00:02 0 11.24 0.00 1.70 2.21 3.02 81.82 17:00:02 1 29.87 0.00 5.35 3.46 4.02 57.29 17:00:02 2 29.59 0.00 2.84 10.10 4.25 53.22 17:00:02 3 12.02 0.00 1.93 7.64 2.75 75.67 17:01:01 all 19.60 0.00 1.31 1.84 2.42 74.82 17:01:01 0 5.40 0.00 0.52 0.71 0.69 92.67 17:01:01 1 21.84 0.00 1.48 2.92 2.92 70.85 17:01:01 2 48.07 0.00 2.71 0.71 4.60 43.91 17:01:01 3 3.00 0.00 0.52 3.00 1.47 92.00 17:02:01 all 35.33 0.00 2.07 1.96 9.06 51.58 17:02:01 0 38.63 0.00 2.29 3.23 9.23 46.63 17:02:01 1 34.85 0.00 2.09 3.23 8.42 51.41 17:02:01 2 30.16 0.00 2.09 0.55 8.98 58.22 17:02:01 3 37.68 0.00 1.80 0.86 9.61 50.05 17:03:01 all 20.11 0.00 0.88 0.90 1.79 76.32 17:03:01 0 1.32 0.00 0.35 0.81 0.66 96.85 17:03:01 1 1.24 0.00 0.50 1.71 0.90 95.66 17:03:01 2 15.04 0.00 1.08 0.03 1.71 82.15 17:03:01 3 62.91 0.00 1.61 1.01 3.92 30.55 Average: all 24.01 0.00 1.81 2.64 4.23 67.31 Average: 0 14.33 0.00 1.22 1.75 3.45 79.25 Average: 1 22.03 0.00 2.36 2.83 4.09 68.70 Average: 2 30.64 0.00 2.18 2.85 4.91 59.42 Average: 3 29.06 0.00 1.47 3.11 4.48 61.87