---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-96 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: 2799.974 BogoMIPS: 5599.94 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 680K 1.6G 1% /run /dev/vda1 78G 8.5G 69G 11% / 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 548 13101 0 2390 15171 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:42:37:24 brd ff:ff:ff:ff:ff:ff inet 10.30.107.173/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86106sec preferred_lft 86106sec inet6 fe80::f816:3eff:fe42:3724/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-96) 03/28/26 _x86_64_ (4 CPU) 06:55:29 LINUX RESTART (4 CPU) 06:56:03 tps rtps wtps bread/s bwrtn/s 06:57:01 139.62 19.46 120.17 714.79 9886.52 06:58:01 113.08 14.76 98.32 475.39 14531.71 06:59:01 77.24 8.23 69.01 350.34 12977.30 07:00:01 294.97 30.38 264.59 1945.54 12276.89 Average: 156.37 18.20 138.17 872.83 12439.27 06:56:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:57:01 14078268 15595608 2346692 14.29 59832 1661332 755164 4.32 615204 1522388 149044 06:58:01 13440392 15252424 2984568 18.17 75224 1926172 1147356 6.57 986420 1755800 134928 06:59:01 13170248 15191512 3254712 19.82 86864 2110488 1198876 6.86 1097108 1889892 73792 07:00:01 13366836 15481184 3058124 18.62 89128 2205780 837288 4.79 864636 1938576 54072 Average: 13513936 15380182 2911024 17.72 77762 1975943 984671 5.64 890842 1776664 102959 06:56:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:57:01 ens3 80.89 61.44 987.22 21.72 0.00 0.00 0.00 0.00 06:57:01 lo 1.10 1.10 0.13 0.13 0.00 0.00 0.00 0.00 06:58:01 ens3 209.95 171.65 1640.22 34.19 0.00 0.00 0.00 0.00 06:58:01 lo 2.20 2.20 0.26 0.26 0.00 0.00 0.00 0.00 06:59:01 ens3 32.53 27.68 293.91 4.94 0.00 0.00 0.00 0.00 06:59:01 lo 3.53 3.53 0.50 0.50 0.00 0.00 0.00 0.00 07:00:01 ens3 426.58 307.47 2702.83 73.95 0.00 0.00 0.00 0.00 07:00:01 lo 1.70 1.70 0.23 0.23 0.00 0.00 0.00 0.00 Average: ens3 188.38 142.73 1409.54 33.80 0.00 0.00 0.00 0.00 Average: lo 2.14 2.14 0.28 0.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-96) 03/28/26 _x86_64_ (4 CPU) 06:55:29 LINUX RESTART (4 CPU) 06:56:03 CPU %user %nice %system %iowait %steal %idle 06:57:01 all 12.55 0.00 1.12 11.83 0.04 74.45 06:57:01 0 7.95 0.00 0.80 10.13 0.05 81.07 06:57:01 1 20.41 0.00 1.95 32.06 0.07 45.51 06:57:01 2 14.16 0.00 0.98 1.33 0.03 83.50 06:57:01 3 7.70 0.00 0.72 3.81 0.03 87.73 06:58:01 all 18.79 0.00 1.35 13.06 0.05 66.75 06:58:01 0 16.27 0.00 1.22 21.28 0.07 61.16 06:58:01 1 19.10 0.00 1.17 2.65 0.03 77.05 06:58:01 2 28.24 0.00 1.69 8.00 0.05 62.03 06:58:01 3 11.57 0.00 1.37 20.26 0.05 66.75 06:59:01 all 21.70 0.00 1.24 3.39 0.05 73.61 06:59:01 0 8.86 0.00 0.77 0.58 0.03 89.76 06:59:01 1 24.93 0.00 1.52 4.78 0.07 68.71 06:59:01 2 18.77 0.00 1.05 0.22 0.05 79.91 06:59:01 3 34.42 0.00 1.60 8.03 0.07 55.88 07:00:01 all 29.77 0.00 1.74 2.39 0.06 66.03 07:00:01 0 21.88 0.00 1.45 0.78 0.07 75.83 07:00:01 1 29.31 0.00 1.21 1.68 0.07 67.74 07:00:01 2 25.91 0.00 2.44 5.30 0.05 66.30 07:00:01 3 42.01 0.00 1.94 1.77 0.08 54.19 Average: all 20.77 0.00 1.37 7.63 0.05 70.18 Average: 0 13.79 0.00 1.06 8.18 0.05 76.92 Average: 1 23.46 0.00 1.46 10.11 0.06 64.92 Average: 2 21.83 0.00 1.54 3.73 0.05 72.85 Average: 3 24.06 0.00 1.41 8.50 0.06 65.96