---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11998 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 9.6G 68G 13% / 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 760 11613 0 3666 14949 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:01:6f:3b brd ff:ff:ff:ff:ff:ff inet 10.30.107.197/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86089sec preferred_lft 86089sec inet6 fe80::f816:3eff:fe01:6f3b/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-11998) 03/09/24 _x86_64_ (4 CPU) 09:27:25 LINUX RESTART (4 CPU) 09:28:02 tps rtps wtps bread/s bwrtn/s 09:29:01 94.14 13.96 80.18 1006.17 24591.53 09:30:01 218.03 19.46 198.57 723.61 37568.41 09:31:01 623.28 0.75 622.53 10.13 68935.33 09:32:01 40.01 1.88 38.13 58.52 6581.17 Average: 244.47 8.99 235.48 447.32 34458.37 09:28:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:29:01 13918892 15534996 2506076 15.26 64748 1751392 803624 4.60 710108 1581360 202436 09:30:01 12201236 14703408 4223732 25.72 129332 2486700 1453964 8.32 1645640 2234600 521292 09:31:01 10731132 14077136 5693836 34.67 191852 3129672 1511936 8.65 2412540 2788564 16268 09:32:01 11865872 15271296 4559096 27.76 196208 3181876 968980 5.55 1323208 2756336 1716 Average: 12179283 14896709 4245685 25.85 145535 2637410 1184626 6.78 1522874 2340215 185428 09:28:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:29:01 ens3 53.19 36.50 918.63 7.37 0.00 0.00 0.00 0.00 09:29:01 lo 1.36 1.36 0.15 0.15 0.00 0.00 0.00 0.00 09:30:01 ens3 475.04 372.90 3755.83 97.33 0.00 0.00 0.00 0.00 09:30:01 lo 1.13 1.13 0.17 0.17 0.00 0.00 0.00 0.00 09:31:01 ens3 28.08 16.33 381.88 2.75 0.00 0.00 0.00 0.00 09:31:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 09:32:01 ens3 315.60 189.17 402.58 154.54 0.00 0.00 0.00 0.00 09:32:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 218.67 154.22 1366.62 65.74 0.00 0.00 0.00 0.00 Average: lo 0.77 0.77 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11998) 03/09/24 _x86_64_ (4 CPU) 09:27:25 LINUX RESTART (4 CPU) 09:28:02 CPU %user %nice %system %iowait %steal %idle 09:29:01 all 19.32 0.00 1.25 7.27 0.06 72.10 09:29:01 0 17.99 0.00 1.20 0.43 0.05 80.34 09:29:01 1 5.77 0.00 0.59 13.98 0.05 79.60 09:29:01 2 28.46 0.00 2.28 12.94 0.07 56.25 09:29:01 3 25.17 0.00 0.98 1.78 0.07 72.00 09:30:01 all 40.73 0.00 4.72 4.18 0.09 50.27 09:30:01 0 36.41 0.00 4.47 2.97 0.07 56.09 09:30:01 1 38.38 0.00 5.15 2.90 0.10 53.47 09:30:01 2 38.38 0.00 3.11 6.87 0.08 51.56 09:30:01 3 49.79 0.00 6.17 3.96 0.08 39.99 09:31:01 all 29.34 0.00 5.00 9.16 0.09 56.40 09:31:01 0 33.08 0.00 4.63 10.85 0.10 51.34 09:31:01 1 27.72 0.00 5.13 1.48 0.08 65.60 09:31:01 2 27.81 0.00 4.88 16.37 0.10 50.83 09:31:01 3 28.78 0.00 5.37 7.91 0.08 57.86 09:32:01 all 38.37 0.00 1.59 0.84 0.07 59.13 09:32:01 0 35.35 0.00 1.44 1.59 0.07 61.56 09:32:01 1 38.94 0.00 2.08 0.47 0.07 58.44 09:32:01 2 38.73 0.00 1.12 0.70 0.07 59.38 09:32:01 3 40.48 0.00 1.72 0.59 0.08 57.13 Average: all 32.00 0.00 3.14 5.35 0.08 59.43 Average: 0 30.77 0.00 2.94 3.96 0.07 62.27 Average: 1 27.75 0.00 3.24 4.69 0.08 64.24 Average: 2 33.38 0.00 2.85 9.18 0.08 54.50 Average: 3 36.09 0.00 3.56 3.55 0.08 56.72