---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8319 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 476 5240 0 2258 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:26:c4:e0 brd ff:ff:ff:ff:ff:ff inet 10.32.6.68/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:fe26:c4e0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8319) 03/07/26 _x86_64_ (4 CPU) 10:41:48 LINUX RESTART (4 CPU) 10:42:01 tps rtps wtps bread/s bwrtn/s 10:43:02 113.90 41.56 72.34 2418.00 6894.72 10:44:01 82.99 30.24 52.74 1665.33 12019.52 10:45:01 64.38 9.03 55.35 563.41 9547.22 Average: 87.11 26.93 60.18 1548.22 9473.15 10:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:43:02 5862172 7396972 2305240 28.22 45652 1662672 704488 7.64 637460 1489036 154412 10:44:01 5425928 7260892 2741484 33.57 59296 1937056 813140 8.82 779056 1759804 103072 10:45:01 5411880 7432668 2755532 33.74 64264 2113540 649780 7.05 671744 1871612 25664 Average: 5566660 7363511 2600752 31.84 56404 1904423 722469 7.84 696087 1706817 94383 10:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:43:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 10:43:02 ens3 423.65 242.89 1476.25 65.26 0.00 0.00 0.00 0.00 10:44:01 lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 10:44:01 ens3 179.60 153.96 2695.21 30.35 0.00 0.00 0.00 0.00 10:45:01 lo 0.57 0.57 0.06 0.06 0.00 0.00 0.00 0.00 10:45:01 ens3 257.33 264.10 1416.46 52.82 0.00 0.00 0.00 0.00 Average: lo 0.90 0.90 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 287.45 220.69 1858.01 49.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8319) 03/07/26 _x86_64_ (4 CPU) 10:41:48 LINUX RESTART (4 CPU) 10:42:01 CPU %user %nice %system %iowait %steal %idle 10:43:02 all 23.59 0.00 1.69 3.63 1.20 69.89 10:43:02 0 11.78 0.00 0.90 4.85 0.86 81.61 10:43:02 1 21.98 0.00 1.50 6.96 1.48 68.08 10:43:02 2 39.17 0.00 3.16 1.82 1.57 54.29 10:43:02 3 21.46 0.00 1.23 0.88 0.85 75.58 10:44:01 all 27.77 0.00 1.63 2.04 1.65 66.91 10:44:01 0 11.83 0.00 0.63 0.27 1.35 85.92 10:44:01 1 17.38 0.00 1.13 5.33 1.44 74.72 10:44:01 2 37.86 0.00 3.00 1.58 2.03 55.54 10:44:01 3 44.01 0.00 1.76 0.96 1.81 51.45 10:45:01 all 29.67 0.00 1.77 1.52 2.09 64.95 10:45:01 0 25.35 0.00 1.86 2.38 1.96 68.44 10:45:01 1 34.31 0.00 1.81 1.46 2.08 60.33 10:45:01 2 22.61 0.00 1.77 1.92 2.29 71.40 10:45:01 3 36.43 0.00 1.63 0.32 2.01 59.62 Average: all 27.01 0.00 1.70 2.40 1.65 67.25 Average: 0 16.34 0.00 1.13 2.51 1.39 78.62 Average: 1 24.60 0.00 1.48 4.58 1.67 67.67 Average: 2 33.17 0.00 2.64 1.77 1.96 60.45 Average: 3 33.92 0.00 1.54 0.72 1.56 62.27