---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2013 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 478 5247 0 2250 7214 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:8c:88:93 brd ff:ff:ff:ff:ff:ff inet 10.32.6.91/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:fe8c:8893/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2013) 05/28/26 _x86_64_ (4 CPU) 14:54:53 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 143.25 54.83 88.42 3606.13 41198.02 14:57:01 81.87 28.03 53.84 1624.13 9414.83 14:58:02 83.14 10.75 72.39 568.44 9053.56 14:59:01 26.50 3.52 22.98 137.31 5110.54 Average: 83.93 24.37 59.56 1489.67 16241.18 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5952428 7400312 2214984 27.12 38600 1588228 707056 7.67 602384 1444760 102156 14:57:01 5602992 7369140 2564420 31.40 58340 1869052 831468 9.02 646192 1715196 151228 14:58:02 5137652 7135952 3029760 37.10 65932 2086268 911000 9.88 992936 1816700 103672 14:59:01 5375956 7388680 2791456 34.18 68884 2097912 677692 7.35 753316 1819928 9992 Average: 5517257 7323521 2650155 32.45 57939 1910365 781804 8.48 748707 1699146 91762 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 401.82 232.41 1520.42 66.14 0.00 0.00 0.00 0.00 14:56:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:57:01 ens3 76.00 60.74 522.19 14.94 0.00 0.00 0.00 0.00 14:57:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 14:58:02 ens3 323.08 375.62 1575.26 59.75 0.00 0.00 0.00 0.00 14:58:02 lo 0.37 0.37 0.04 0.04 0.00 0.00 0.00 0.00 14:59:01 ens3 59.39 67.71 30.31 613.65 0.00 0.00 0.00 0.00 14:59:01 lo 1.22 1.22 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 215.72 184.60 915.72 186.85 0.00 0.00 0.00 0.00 Average: lo 0.95 0.95 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2013) 05/28/26 _x86_64_ (4 CPU) 14:54:53 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 23.46 0.00 2.67 4.10 1.00 68.76 14:56:01 0 15.79 0.00 4.57 3.32 1.00 75.32 14:56:01 1 36.13 0.00 1.87 1.14 1.10 59.76 14:56:01 2 18.71 0.00 2.12 10.03 1.09 68.05 14:56:01 3 23.24 0.00 2.07 1.95 0.80 71.93 14:57:01 all 22.51 0.00 1.54 1.83 0.81 73.31 14:57:01 0 53.55 0.00 2.89 1.02 1.60 40.94 14:57:01 1 24.55 0.00 1.79 1.59 0.73 71.35 14:57:01 2 8.21 0.00 1.07 4.29 0.52 85.91 14:57:01 3 3.74 0.00 0.43 0.42 0.40 95.00 14:58:02 all 45.13 0.00 2.47 1.58 2.80 48.03 14:58:02 0 45.72 0.00 2.71 3.23 2.84 45.50 14:58:02 1 46.21 0.00 1.82 1.17 2.60 48.20 14:58:02 2 49.42 0.00 2.92 0.62 3.32 43.72 14:58:02 3 39.16 0.00 2.44 1.28 2.40 54.71 14:59:01 all 21.40 0.00 1.17 0.80 0.67 75.96 14:59:01 0 25.05 0.00 0.90 0.37 0.68 73.00 14:59:01 1 30.77 0.00 1.46 0.07 0.76 66.94 14:59:01 2 5.46 0.00 0.98 2.69 0.58 90.29 14:59:01 3 24.35 0.00 1.32 0.07 0.66 73.60 Average: all 28.16 0.00 1.97 2.08 1.32 66.47 Average: 0 35.07 0.00 2.78 1.99 1.54 58.63 Average: 1 34.43 0.00 1.73 0.99 1.30 61.54 Average: 2 20.50 0.00 1.78 4.41 1.38 71.93 Average: 3 22.63 0.00 1.57 0.93 1.07 73.80