---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-589 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.8G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 594 12810 0 2634 15125 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:6a:1b:e1 brd ff:ff:ff:ff:ff:ff inet 10.30.107.101/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86156sec preferred_lft 86156sec inet6 fe80::f816:3eff:fe6a:1be1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-589) 04/11/26 _x86_64_ (4 CPU) 21:02:21 LINUX RESTART (4 CPU) 21:03:01 tps rtps wtps bread/s bwrtn/s 21:04:01 200.50 18.35 182.15 702.93 50499.07 21:05:01 32.78 8.65 24.13 1107.82 16019.86 21:06:01 307.20 22.78 284.42 1043.92 15166.41 Average: 180.16 16.59 163.57 951.57 27226.48 21:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:04:01 12653640 14524920 3771328 22.96 74952 1985068 1836652 10.51 1731296 1799564 85480 21:05:01 13358668 15490368 3066300 18.67 76716 2239532 1125448 6.44 849272 1970988 181992 21:06:01 13081584 15446584 3343384 20.36 79664 2466612 885320 5.07 991804 2099564 28704 Average: 13031297 15153957 3393671 20.66 77111 2230404 1282473 7.34 1190791 1956705 98725 21:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:04:01 ens3 340.63 260.20 2712.26 66.12 0.00 0.00 0.00 0.00 21:04:01 lo 0.87 0.87 0.10 0.10 0.00 0.00 0.00 0.00 21:05:01 ens3 197.35 153.26 253.33 64.89 0.00 0.00 0.00 0.00 21:05:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 21:06:01 ens3 623.73 436.04 3166.50 192.28 0.00 0.00 0.00 0.00 21:06:01 lo 0.67 0.67 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 387.25 283.18 2044.05 107.77 0.00 0.00 0.00 0.00 Average: lo 0.64 0.64 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-589) 04/11/26 _x86_64_ (4 CPU) 21:02:21 LINUX RESTART (4 CPU) 21:03:01 CPU %user %nice %system %iowait %steal %idle 21:04:01 all 39.96 0.00 1.99 1.90 0.08 56.07 21:04:01 0 38.33 0.00 1.47 1.44 0.07 58.70 21:04:01 1 40.49 0.00 1.97 3.51 0.07 53.96 21:04:01 2 48.39 0.00 2.52 1.22 0.08 47.79 21:04:01 3 32.57 0.00 2.03 1.44 0.12 63.84 21:05:01 all 37.68 0.00 0.96 0.37 0.07 60.92 21:05:01 0 80.59 0.00 1.77 0.28 0.08 17.28 21:05:01 1 21.08 0.00 0.43 0.90 0.05 77.54 21:05:01 2 27.38 0.00 1.00 0.12 0.07 71.44 21:05:01 3 21.61 0.00 0.62 0.17 0.08 77.52 21:06:01 all 45.97 0.00 1.87 0.89 0.07 51.19 21:06:01 0 48.09 0.00 1.71 0.32 0.05 49.83 21:06:01 1 42.60 0.00 1.40 0.13 0.07 55.80 21:06:01 2 42.75 0.00 2.38 2.29 0.08 52.49 21:06:01 3 50.48 0.00 1.99 0.84 0.07 46.63 Average: all 41.20 0.00 1.61 1.06 0.07 56.06 Average: 0 55.68 0.00 1.65 0.68 0.07 41.93 Average: 1 34.72 0.00 1.27 1.51 0.06 62.44 Average: 2 39.51 0.00 1.96 1.21 0.08 57.24 Average: 3 34.89 0.00 1.55 0.82 0.09 62.66