---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-81112 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 8.8G 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 610 12742 0 2687 15107 Swap: 1023 0 1023 ---> ip addr: 1: lo: <LOOPBACK,UP,LOWER_UP> 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: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:26:b5:51 brd ff:ff:ff:ff:ff:ff inet 10.30.106.245/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fe26:b551/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-81112) 11/02/24 _x86_64_ (4 CPU) 17:19:25 LINUX RESTART (4 CPU) 17:20:02 tps rtps wtps bread/s bwrtn/s 17:21:01 178.41 27.94 150.47 1314.90 49522.05 17:22:01 59.47 3.05 56.42 336.48 17161.14 17:23:01 52.21 25.83 26.38 1778.77 6263.89 17:24:01 159.87 8.30 151.57 487.52 13377.24 Average: 112.22 16.23 95.98 978.01 21464.19 17:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:21:01 13509560 15216360 2915400 17.75 71508 1828744 1158232 6.63 1041156 1642700 106076 17:22:01 12877152 14701556 3547808 21.60 75540 1938060 1718684 9.84 1575336 1731224 7432 17:23:01 12843216 15220208 3581744 21.81 78620 2478468 1092648 6.25 1256872 2066896 319548 17:24:01 13080684 15502200 3344276 20.36 82044 2517824 811448 4.64 1032860 2051956 14184 Average: 13077653 15160081 3347307 20.38 76928 2190774 1195253 6.84 1226556 1873194 111810 17:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:21:01 ens3 175.19 133.91 1559.58 35.50 0.00 0.00 0.00 0.00 17:21:01 lo 1.02 1.02 0.11 0.11 0.00 0.00 0.00 0.00 17:22:01 ens3 1545.36 914.83 1753.39 391.26 0.00 0.00 0.00 0.00 17:22:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 17:23:01 ens3 649.81 397.48 2938.41 115.09 0.00 0.00 0.00 0.00 17:23:01 lo 0.68 0.68 0.07 0.07 0.00 0.00 0.00 0.00 17:24:01 ens3 473.64 251.39 304.66 117.75 0.00 0.00 0.00 0.00 17:24:01 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 713.24 425.62 1639.34 165.44 0.00 0.00 0.00 0.00 Average: lo 0.79 0.79 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-81112) 11/02/24 _x86_64_ (4 CPU) 17:19:25 LINUX RESTART (4 CPU) 17:20:02 CPU %user %nice %system %iowait %steal %idle 17:21:01 all 24.81 0.00 1.78 7.33 0.07 66.01 17:21:01 0 45.52 0.00 2.42 4.00 0.09 47.98 17:21:01 1 11.36 0.00 1.26 19.52 0.07 67.79 17:21:01 2 25.32 0.00 2.11 4.10 0.09 68.38 17:21:01 3 17.11 0.00 1.33 1.75 0.03 79.77 17:22:01 all 36.01 0.00 5.63 1.29 0.08 56.98 17:22:01 0 32.74 0.00 3.51 2.41 0.08 61.26 17:22:01 1 30.70 0.00 5.96 2.28 0.07 61.01 17:22:01 2 28.97 0.00 4.79 0.18 0.08 65.97 17:22:01 3 51.67 0.00 8.30 0.30 0.10 39.63 17:23:01 all 41.71 0.00 1.75 0.48 0.09 55.98 17:23:01 0 32.80 0.00 1.48 0.13 0.08 65.51 17:23:01 1 46.03 0.00 1.99 0.75 0.08 51.15 17:23:01 2 43.16 0.00 1.42 0.33 0.10 54.99 17:23:01 3 44.93 0.00 2.06 0.70 0.07 52.24 17:24:01 all 45.68 0.00 1.63 1.34 0.08 51.27 17:24:01 0 51.04 0.00 1.77 0.50 0.08 46.61 17:24:01 1 33.15 0.00 1.99 4.31 0.08 60.46 17:24:01 2 56.98 0.00 1.60 0.43 0.08 40.90 17:24:01 3 41.49 0.00 1.18 0.08 0.08 57.16 Average: all 37.10 0.00 2.70 2.59 0.08 57.53 Average: 0 40.49 0.00 2.29 1.75 0.08 55.38 Average: 1 30.38 0.00 2.80 6.66 0.08 60.07 Average: 2 38.68 0.00 2.48 1.25 0.09 57.51 Average: 3 38.85 0.00 3.22 0.71 0.07 57.15