---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8031 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 488 5334 0 2152 7208 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:6c:4a:d7 brd ff:ff:ff:ff:ff:ff inet 10.32.7.241/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe6c:4ad7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8031) 11/02/25 _x86_64_ (4 CPU) 14:54:58 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 159.18 85.12 74.06 4942.49 40069.99 14:57:01 61.33 5.68 55.65 183.16 8993.46 14:58:01 90.77 32.36 58.41 1993.67 8296.35 14:59:01 23.63 1.32 22.31 65.72 4822.53 Average: 83.82 31.23 52.60 1803.14 15574.02 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 6033948 7424748 2133472 26.12 35968 1535340 679868 7.38 579716 1395464 70196 14:57:01 5811524 7465912 2355896 28.85 55912 1763100 602008 6.53 544176 1620692 130200 14:58:01 5427068 7338936 2740352 33.55 62756 2008668 736392 7.99 796420 1741892 115404 14:59:01 5482404 7399516 2685016 32.87 64936 2010940 669304 7.26 743800 1738532 8972 Average: 5688736 7407278 2478684 30.35 54893 1829512 671893 7.29 666028 1624145 81193 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 lo 1.55 1.55 0.14 0.14 0.00 0.00 0.00 0.00 14:56:02 ens3 319.44 205.61 1225.62 63.33 0.00 0.00 0.00 0.00 14:57:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 14:57:01 ens3 62.80 40.82 687.98 6.02 0.00 0.00 0.00 0.00 14:58:01 lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 14:58:01 ens3 307.57 292.47 1311.37 63.85 0.00 0.00 0.00 0.00 14:59:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 14:59:01 ens3 56.06 66.84 28.72 609.16 0.00 0.00 0.00 0.00 Average: lo 1.23 1.23 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 186.99 151.90 813.97 186.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8031) 11/02/25 _x86_64_ (4 CPU) 14:54:58 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 20.35 0.00 2.86 6.24 2.15 68.40 14:56:02 0 20.33 0.00 2.46 5.22 2.08 69.91 14:56:02 1 19.63 0.00 1.93 4.47 1.88 72.09 14:56:02 2 9.20 0.00 1.74 9.83 1.85 77.38 14:56:02 3 32.33 0.00 5.31 5.40 2.81 54.16 14:57:01 all 20.63 0.00 1.24 2.21 1.11 74.81 14:57:01 0 18.39 0.00 1.10 0.14 0.83 79.54 14:57:01 1 19.60 0.00 1.03 2.34 0.93 76.10 14:57:01 2 2.99 0.00 0.66 5.77 0.53 90.05 14:57:01 3 41.36 0.00 2.18 0.62 2.16 53.68 14:58:01 all 36.66 0.00 1.94 1.75 4.18 55.48 14:58:01 0 24.99 0.00 1.42 1.15 3.48 68.96 14:58:01 1 32.73 0.00 1.97 2.05 3.77 59.48 14:58:01 2 33.01 0.00 2.26 1.78 4.37 58.58 14:58:01 3 55.96 0.00 2.12 2.00 5.10 34.82 14:59:01 all 20.54 0.00 1.09 1.08 1.24 76.04 14:59:01 0 11.04 0.00 0.80 0.10 0.78 87.28 14:59:01 1 47.99 0.00 1.40 3.26 1.88 45.48 14:59:01 2 10.47 0.00 0.81 0.58 1.03 87.11 14:59:01 3 12.71 0.00 1.33 0.40 1.29 84.27 Average: all 24.58 0.00 1.79 2.82 2.18 68.63 Average: 0 18.71 0.00 1.45 1.66 1.80 76.39 Average: 1 30.04 0.00 1.58 3.03 2.12 63.22 Average: 2 14.01 0.00 1.37 4.48 1.96 78.18 Average: 3 35.58 0.00 2.73 2.11 2.84 56.73