---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4768 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.9G 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 550 12678 0 2810 15159 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:c3:e2:f8 brd ff:ff:ff:ff:ff:ff inet 10.30.106.171/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86092sec preferred_lft 86092sec inet6 fe80::f816:3eff:fec3:e2f8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4768) 12/13/23 _x86_64_ (4 CPU) 13:07:40 LINUX RESTART (4 CPU) 13:08:01 tps rtps wtps bread/s bwrtn/s 13:09:02 102.45 17.26 85.19 1018.63 22588.10 13:10:01 244.30 24.00 220.30 1025.59 33713.74 13:11:01 103.83 2.82 101.02 139.71 30011.93 13:12:01 56.62 1.40 55.22 72.65 18027.93 Average: 126.31 11.32 114.99 562.22 26053.51 13:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:09:02 13930860 15573696 2494108 15.18 64136 1778436 795320 4.55 667968 1610148 201324 13:10:01 12363992 14359756 4060976 24.72 87448 2089200 1877264 10.74 1948392 1855124 34084 13:11:01 11417392 13828272 5007576 30.49 97520 2479880 2159192 12.36 2595684 2129640 20444 13:12:01 13002720 15523176 3422248 20.84 103364 2578196 795344 4.55 945908 2191944 93236 Average: 12678741 14821225 3746227 22.81 88117 2231428 1406780 8.05 1539488 1946714 87272 13:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:09:02 lo 1.53 1.53 0.16 0.16 0.00 0.00 0.00 0.00 13:09:02 ens3 79.77 54.39 1231.77 8.58 0.00 0.00 0.00 0.00 13:10:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 13:10:01 ens3 384.26 350.94 3391.98 82.48 0.00 0.00 0.00 0.00 13:11:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 13:11:01 ens3 581.62 457.91 4215.75 127.12 0.00 0.00 0.00 0.00 13:12:01 lo 18.00 18.00 1.62 1.62 0.00 0.00 0.00 0.00 13:12:01 ens3 452.11 416.05 293.93 527.24 0.00 0.00 0.00 0.00 Average: lo 5.10 5.10 0.46 0.46 0.00 0.00 0.00 0.00 Average: ens3 374.40 319.69 2278.72 186.79 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4768) 12/13/23 _x86_64_ (4 CPU) 13:07:40 LINUX RESTART (4 CPU) 13:08:01 CPU %user %nice %system %iowait %steal %idle 13:09:02 all 20.36 0.00 1.37 4.05 0.07 74.15 13:09:02 0 38.95 0.00 2.03 2.45 0.05 56.51 13:09:02 1 9.57 0.00 0.89 2.01 0.07 87.46 13:09:02 2 9.59 0.00 1.24 11.32 0.08 77.77 13:09:02 3 23.24 0.00 1.34 0.42 0.05 74.95 13:10:01 all 43.96 0.00 2.14 3.52 0.09 50.29 13:10:01 0 52.01 0.00 2.64 1.23 0.09 44.03 13:10:01 1 35.05 0.00 1.57 3.15 0.09 60.15 13:10:01 2 42.61 0.00 2.15 7.92 0.09 47.24 13:10:01 3 46.21 0.00 2.21 1.82 0.07 49.69 13:11:01 all 61.34 0.00 2.01 0.95 0.09 35.61 13:11:01 0 56.85 0.00 2.06 1.93 0.10 39.06 13:11:01 1 59.63 0.00 1.86 0.12 0.12 38.28 13:11:01 2 67.05 0.00 1.74 1.46 0.10 29.65 13:11:01 3 61.80 0.00 2.37 0.30 0.08 35.44 13:12:01 all 49.20 0.00 2.11 1.10 0.08 47.51 13:12:01 0 38.59 0.00 1.70 1.09 0.08 58.54 13:12:01 1 56.45 0.00 2.12 2.98 0.08 38.37 13:12:01 2 59.35 0.00 2.27 0.17 0.08 38.13 13:12:01 3 42.37 0.00 2.33 0.18 0.08 55.03 Average: all 43.71 0.00 1.91 2.40 0.08 51.90 Average: 0 46.57 0.00 2.11 1.68 0.08 49.56 Average: 1 40.21 0.00 1.61 2.06 0.09 56.03 Average: 2 44.65 0.00 1.85 5.20 0.09 48.21 Average: 3 43.39 0.00 2.06 0.68 0.07 53.80