---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9318 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 474 5282 0 2218 7219 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:87:3f:ec brd ff:ff:ff:ff:ff:ff inet 10.32.6.125/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:fe87:3fec/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-9318) 08/27/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 161.07 75.97 85.10 4579.37 40765.36 19:15:01 61.32 4.78 56.54 157.71 10192.17 19:16:01 78.36 13.85 64.51 548.22 10540.89 19:17:01 24.51 1.52 23.00 101.45 4479.52 Average: 81.32 24.03 57.29 1346.65 16494.23 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5999684 7422044 2167736 26.54 36840 1565652 699720 7.59 576964 1427064 84496 19:15:01 5721948 7488900 2445472 29.94 57084 1870980 613904 6.66 513072 1730188 193316 19:16:01 5391808 7367816 2775612 33.98 63840 2068432 727328 7.89 728088 1834360 104044 19:17:01 5410880 7396404 2756540 33.75 66076 2075160 681876 7.40 716932 1826148 10128 Average: 5631080 7418791 2536340 31.05 55960 1895056 680707 7.39 633764 1704440 97996 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 429.83 226.21 1539.90 64.40 0.00 0.00 0.00 0.00 19:14:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 19:15:01 ens3 54.76 51.64 727.97 6.88 0.00 0.00 0.00 0.00 19:15:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 19:16:01 ens3 281.67 258.35 1376.30 66.49 0.00 0.00 0.00 0.00 19:16:01 lo 1.70 1.70 0.16 0.16 0.00 0.00 0.00 0.00 19:17:01 ens3 52.51 56.66 29.46 522.31 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 204.69 148.22 918.43 165.02 0.00 0.00 0.00 0.00 Average: lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9318) 08/27/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 21.07 0.00 2.70 5.24 0.95 70.03 19:14:01 0 13.09 0.00 2.46 7.91 0.80 75.74 19:14:01 1 12.49 0.00 1.28 2.17 0.70 83.36 19:14:01 2 20.91 0.00 5.02 7.40 0.97 65.69 19:14:01 3 37.76 0.00 2.05 3.50 1.33 55.36 19:15:01 all 20.58 0.00 1.35 1.67 0.68 75.73 19:15:01 0 11.48 0.00 0.88 0.75 0.58 86.31 19:15:01 1 21.27 0.00 1.58 0.18 0.65 76.32 19:15:01 2 4.47 0.00 0.85 5.10 0.35 89.23 19:15:01 3 45.11 0.00 2.05 0.63 1.13 51.07 19:16:01 all 36.47 0.00 2.07 1.91 2.30 57.25 19:16:01 0 29.83 0.00 1.72 2.75 2.20 63.51 19:16:01 1 31.49 0.00 1.80 1.44 2.25 63.02 19:16:01 2 31.00 0.00 3.03 2.54 2.44 61.00 19:16:01 3 53.55 0.00 1.79 0.91 2.31 41.43 19:17:01 all 20.63 0.00 1.07 0.66 0.66 76.98 19:17:01 0 4.05 0.00 0.60 0.68 0.23 94.43 19:17:01 1 17.29 0.00 1.13 0.07 0.73 80.79 19:17:01 2 31.36 0.00 1.47 1.82 0.90 64.45 19:17:01 3 29.86 0.00 1.08 0.08 0.75 68.22 Average: all 24.70 0.00 1.80 2.37 1.15 69.99 Average: 0 14.62 0.00 1.41 3.02 0.95 80.00 Average: 1 20.65 0.00 1.45 0.96 1.08 75.85 Average: 2 21.95 0.00 2.59 4.21 1.17 70.09 Average: 3 41.58 0.00 1.74 1.28 1.38 54.01