---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2112 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 7.8G 12G 41% / 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 468 5135 0 2371 7220 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:dd:fd:4f brd ff:ff:ff:ff:ff:ff inet 10.32.7.240/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86202sec preferred_lft 86202sec inet6 fe80::f816:3eff:fedd:fd4f/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-2112) 11/07/26 _x86_64_ (4 CPU) 07:38:52 LINUX RESTART (4 CPU) 07:39:01 tps rtps wtps bread/s bwrtn/s 07:40:02 138.23 54.71 83.52 3571.94 8857.47 07:41:01 131.84 24.82 107.01 1243.51 20059.51 07:42:01 45.39 1.27 44.13 94.65 5471.75 Average: 105.00 26.94 78.06 1638.87 11415.38 07:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:02 5808828 7439576 2358592 28.88 50492 1749484 670256 7.27 546832 1626096 220944 07:41:01 4655716 6673976 3511704 43.00 65904 2104604 1365888 14.82 1362592 1925576 11192 07:42:01 5253932 7387264 2913488 35.67 70784 2212380 692384 7.51 711188 1977064 8756 Average: 5239492 7166939 2927928 35.85 62393 2022156 909509 9.87 873537 1842912 80297 07:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:02 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 07:40:02 ens3 403.05 256.72 2167.98 67.72 0.00 0.00 0.00 0.00 07:41:01 lo 1.56 1.56 0.15 0.15 0.00 0.00 0.00 0.00 07:41:01 ens3 491.38 445.21 3495.19 98.10 0.00 0.00 0.00 0.00 07:42:01 lo 1.82 1.82 0.21 0.21 0.00 0.00 0.00 0.00 07:42:01 ens3 149.48 144.93 642.14 37.26 0.00 0.00 0.00 0.00 Average: lo 1.44 1.44 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 347.17 281.38 2094.06 67.53 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2112) 11/07/26 _x86_64_ (4 CPU) 07:38:52 LINUX RESTART (4 CPU) 07:39:01 CPU %user %nice %system %iowait %steal %idle 07:40:02 all 20.91 0.00 1.70 4.14 0.06 73.19 07:40:02 0 15.16 0.00 1.69 3.21 0.03 79.90 07:40:02 1 15.47 0.00 1.48 4.78 0.03 78.24 07:40:02 2 12.69 0.00 1.21 6.48 0.07 79.56 07:40:02 3 40.26 0.00 2.40 2.10 0.08 55.14 07:41:01 all 36.70 0.00 1.96 2.44 0.11 58.80 07:41:01 0 30.75 0.00 2.05 4.45 0.10 62.65 07:41:01 1 54.96 0.00 2.72 1.85 0.14 40.33 07:41:01 2 34.92 0.00 1.58 3.01 0.12 60.36 07:41:01 3 26.21 0.00 1.49 0.42 0.08 71.79 07:42:01 all 23.88 0.00 1.34 0.92 0.06 73.81 07:42:01 0 11.76 0.00 0.63 1.25 0.03 86.32 07:42:01 1 31.97 0.00 1.81 0.13 0.07 66.02 07:42:01 2 12.92 0.00 1.50 2.16 0.03 83.39 07:42:01 3 38.84 0.00 1.40 0.13 0.08 59.54 Average: all 27.11 0.00 1.66 2.50 0.08 68.66 Average: 0 19.16 0.00 1.46 2.96 0.06 76.37 Average: 1 34.03 0.00 2.00 2.26 0.08 61.63 Average: 2 20.09 0.00 1.43 3.89 0.07 74.52 Average: 3 35.15 0.00 1.77 0.89 0.08 62.11