---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8106 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 8.7G 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 927 12541 0 2571 14792 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:6d:f1:d6 brd ff:ff:ff:ff:ff:ff inet 10.30.107.92/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86075sec preferred_lft 86075sec inet6 fe80::f816:3eff:fe6d:f1d6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8106) 11/01/25 _x86_64_ (4 CPU) 17:59:22 LINUX RESTART (4 CPU) 18:00:01 tps rtps wtps bread/s bwrtn/s 18:01:01 80.52 0.33 80.19 32.13 24308.35 18:02:01 162.51 43.76 118.75 2601.43 18358.41 18:03:01 8.37 0.30 8.07 4.80 710.81 18:04:01 25.95 2.75 23.20 75.59 12655.62 Average: 69.33 11.79 57.55 678.49 14008.30 18:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:01:01 13940704 15542640 2484264 15.12 65304 1736756 797264 4.56 680804 1589480 194116 18:02:01 12086888 14112700 4338080 26.41 77736 2133368 2120704 12.14 2210276 1878340 14864 18:03:01 11314336 13346420 5110632 31.12 78500 2138436 2745744 15.71 2981444 1878312 3400 18:04:01 12830164 15122844 3594804 21.89 80732 2393016 1129072 6.46 1395272 1947380 10648 Average: 12543023 14531151 3881945 23.63 75568 2100394 1698196 9.72 1816949 1823378 55757 18:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:01:01 lo 0.87 0.87 0.11 0.11 0.00 0.00 0.00 0.00 18:01:01 ens3 57.29 39.93 945.48 6.96 0.00 0.00 0.00 0.00 18:02:01 lo 7.53 7.53 2.14 2.14 0.00 0.00 0.00 0.00 18:02:01 ens3 511.91 375.12 4567.78 72.97 0.00 0.00 0.00 0.00 18:03:01 lo 58.36 58.36 28.88 28.88 0.00 0.00 0.00 0.00 18:03:01 ens3 435.81 268.34 125.91 116.88 0.00 0.00 0.00 0.00 18:04:01 lo 2.48 2.48 0.15 0.15 0.00 0.00 0.00 0.00 18:04:01 ens3 501.17 323.91 876.46 254.59 0.00 0.00 0.00 0.00 Average: lo 17.31 17.31 7.82 7.82 0.00 0.00 0.00 0.00 Average: ens3 376.55 251.82 1628.91 112.85 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8106) 11/01/25 _x86_64_ (4 CPU) 17:59:22 LINUX RESTART (4 CPU) 18:00:01 CPU %user %nice %system %iowait %steal %idle 18:01:01 all 12.01 0.00 0.87 2.09 0.05 84.98 18:01:01 0 4.12 0.00 0.28 0.05 0.07 95.48 18:01:01 1 1.07 0.00 0.48 4.66 0.03 93.76 18:01:01 2 9.75 0.00 0.73 2.35 0.03 87.13 18:01:01 3 33.11 0.00 1.96 1.29 0.08 63.56 18:02:01 all 54.24 0.00 2.02 0.90 0.11 42.74 18:02:01 0 48.26 0.00 2.23 1.12 0.12 48.28 18:02:01 1 56.51 0.00 1.61 0.92 0.12 40.85 18:02:01 2 51.07 0.00 2.02 0.92 0.10 45.88 18:02:01 3 61.11 0.00 2.19 0.62 0.10 35.98 18:03:01 all 66.11 0.00 1.79 0.02 0.11 31.96 18:03:01 0 67.99 0.00 2.17 0.05 0.10 29.69 18:03:01 1 65.02 0.00 1.33 0.02 0.12 33.52 18:03:01 2 63.60 0.00 1.63 0.00 0.12 34.65 18:03:01 3 67.85 0.00 2.05 0.00 0.12 29.98 18:04:01 all 38.60 0.00 1.28 0.47 0.08 59.57 18:04:01 0 46.35 0.00 0.80 1.61 0.07 51.17 18:04:01 1 33.70 0.00 1.69 0.02 0.07 64.53 18:04:01 2 30.36 0.00 1.17 0.02 0.07 68.39 18:04:01 3 44.03 0.00 1.45 0.25 0.08 54.19 Average: all 42.75 0.00 1.49 0.87 0.09 54.81 Average: 0 41.70 0.00 1.37 0.71 0.09 56.13 Average: 1 39.08 0.00 1.28 1.40 0.08 58.16 Average: 2 38.69 0.00 1.39 0.82 0.08 59.02 Average: 3 51.52 0.00 1.91 0.54 0.10 45.93