---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1897 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 672K 1.6G 1% /run /dev/vda1 78G 9.2G 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 575 12366 0 3098 15134 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:33:58:e2 brd ff:ff:ff:ff:ff:ff inet 10.30.107.99/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86143sec preferred_lft 86143sec inet6 fe80::f816:3eff:fe33:58e2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1897) 12/02/23 _x86_64_ (4 CPU) 18:06:55 LINUX RESTART (4 CPU) 18:07:01 tps rtps wtps bread/s bwrtn/s 18:08:01 138.08 67.71 70.37 4617.76 51660.32 18:09:01 91.30 10.83 80.47 268.22 24532.58 18:10:01 150.91 5.83 145.08 157.17 37751.97 18:11:01 69.66 1.00 68.66 57.32 37514.01 Average: 112.49 21.34 91.14 1275.12 37864.72 18:07:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:08:01 14038660 15573248 2386308 14.53 51492 1690224 828120 4.74 690428 1500692 170728 18:09:01 13603564 15321544 2821404 17.18 74424 1837152 1146472 6.56 943480 1654920 140460 18:10:01 12755680 15559500 3669288 22.34 89436 2881656 797352 4.56 1038856 2357832 573464 18:11:01 12647700 15482476 3777268 23.00 95344 2906092 857228 4.91 1129232 2373868 31340 Average: 13261401 15484192 3163567 19.26 77674 2328781 907293 5.19 950499 1971828 228998 18:07:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:08:01 lo 1.40 1.40 0.15 0.15 0.00 0.00 0.00 0.00 18:08:01 ens3 336.01 207.13 1426.54 55.49 0.00 0.00 0.00 0.00 18:09:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 18:09:01 ens3 107.18 93.23 752.12 37.38 0.00 0.00 0.00 0.00 18:10:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 18:10:01 ens3 646.89 526.38 7724.91 83.68 0.00 0.00 0.00 0.00 18:11:01 lo 18.40 18.40 1.66 1.66 0.00 0.00 0.00 0.00 18:11:01 ens3 153.49 192.90 302.35 2672.40 0.00 0.00 0.00 0.00 Average: lo 5.23 5.23 0.48 0.48 0.00 0.00 0.00 0.00 Average: ens3 310.89 254.91 2551.48 712.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1897) 12/02/23 _x86_64_ (4 CPU) 18:06:55 LINUX RESTART (4 CPU) 18:07:01 CPU %user %nice %system %iowait %steal %idle 18:08:01 all 18.73 0.00 1.89 10.26 0.06 69.06 18:08:01 0 30.88 0.00 2.36 2.16 0.08 64.52 18:08:01 1 16.33 0.00 1.65 17.93 0.07 64.01 18:08:01 2 17.22 0.00 1.99 16.58 0.07 64.14 18:08:01 3 10.47 0.00 1.54 4.36 0.03 83.59 18:09:01 all 18.63 0.00 1.39 2.93 0.06 77.00 18:09:01 0 19.47 0.00 1.25 0.58 0.07 78.63 18:09:01 1 25.07 0.00 1.69 3.11 0.05 70.08 18:09:01 2 20.19 0.00 1.18 0.55 0.05 78.03 18:09:01 3 9.78 0.00 1.44 7.48 0.03 81.27 18:10:01 all 42.13 0.00 3.37 2.10 0.11 52.29 18:10:01 0 46.98 0.00 2.96 1.89 0.10 48.08 18:10:01 1 33.70 0.00 2.92 0.90 0.12 62.36 18:10:01 2 35.52 0.00 3.58 3.76 0.12 57.02 18:10:01 3 52.40 0.00 4.01 1.83 0.12 41.64 18:11:01 all 20.75 0.00 1.28 5.80 0.06 72.10 18:11:01 0 2.42 0.00 0.72 2.57 0.03 94.27 18:11:01 1 27.66 0.00 1.27 2.52 0.07 68.48 18:11:01 2 8.92 0.00 0.80 7.92 0.03 82.33 18:11:01 3 44.13 0.00 2.34 10.20 0.12 43.21 Average: all 25.06 0.00 1.98 5.27 0.07 67.61 Average: 0 24.92 0.00 1.82 1.80 0.07 71.39 Average: 1 25.69 0.00 1.88 6.12 0.08 66.23 Average: 2 20.46 0.00 1.89 7.19 0.07 70.39 Average: 3 29.20 0.00 2.33 5.97 0.08 62.42