---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6344 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 8.7G 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 604 12876 0 2559 15114 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:fc:a2:05 brd ff:ff:ff:ff:ff:ff inet 10.30.106.15/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fefc:a205/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6344) 02/18/24 _x86_64_ (4 CPU) 03:04:22 LINUX RESTART (4 CPU) 03:05:02 tps rtps wtps bread/s bwrtn/s 03:06:01 115.76 13.51 102.25 989.93 31719.37 03:07:01 102.83 14.49 88.34 373.68 30983.71 03:08:01 26.81 6.35 20.46 429.06 12789.60 03:09:01 54.16 1.07 53.09 62.39 15704.58 Average: 74.72 8.83 65.88 461.56 22762.27 03:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13858584 15532376 2566376 15.62 69104 1800956 806080 4.61 716880 1624876 133768 03:07:01 12838700 14670232 3586260 21.83 80236 1939500 1649416 9.44 1598996 1744664 14492 03:08:01 12441088 14328304 3983872 24.25 82384 1990872 2087552 11.95 1966664 1767700 16344 03:09:01 13168428 15461024 3256532 19.83 89892 2382144 845208 4.84 991600 2006752 32044 Average: 13076700 14997984 3348260 20.39 80404 2028368 1347064 7.71 1318535 1785998 49162 03:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 50.77 33.20 897.19 7.12 0.00 0.00 0.00 0.00 03:06:01 lo 1.02 1.02 0.11 0.11 0.00 0.00 0.00 0.00 03:07:01 ens3 337.60 307.65 2175.41 89.16 0.00 0.00 0.00 0.00 03:07:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 920.89 717.89 570.63 337.14 0.00 0.00 0.00 0.00 03:08:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:09:01 ens3 197.33 188.99 618.12 1335.76 0.00 0.00 0.00 0.00 03:09:01 lo 3.20 3.20 0.30 0.30 0.00 0.00 0.00 0.00 Average: ens3 378.03 313.11 1066.11 444.08 0.00 0.00 0.00 0.00 Average: lo 1.25 1.25 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6344) 02/18/24 _x86_64_ (4 CPU) 03:04:22 LINUX RESTART (4 CPU) 03:05:02 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 18.73 0.00 1.33 5.93 0.05 73.96 03:06:01 0 22.15 0.00 1.57 6.67 0.03 69.58 03:06:01 1 29.28 0.00 1.44 2.01 0.05 67.22 03:06:01 2 3.13 0.00 0.67 10.75 0.08 85.37 03:06:01 3 20.58 0.00 1.68 4.20 0.05 73.49 03:07:01 all 31.60 0.00 1.42 2.94 0.08 63.97 03:07:01 0 24.24 0.00 1.38 3.02 0.08 71.28 03:07:01 1 44.76 0.00 1.71 0.49 0.08 52.97 03:07:01 2 36.08 0.00 1.35 7.12 0.08 55.37 03:07:01 3 21.34 0.00 1.23 1.12 0.05 76.26 03:08:01 all 29.06 0.00 5.29 1.19 0.07 64.39 03:08:01 0 39.44 0.00 4.34 0.32 0.08 55.82 03:08:01 1 28.75 0.00 9.59 0.12 0.05 61.49 03:08:01 2 26.53 0.00 5.31 4.27 0.07 63.83 03:08:01 3 21.57 0.00 1.90 0.10 0.07 76.37 03:09:01 all 22.89 0.00 1.97 1.17 0.05 73.92 03:09:01 0 31.46 0.00 2.47 0.45 0.05 65.58 03:09:01 1 25.22 0.00 1.74 0.07 0.05 72.92 03:09:01 2 23.69 0.00 1.86 4.05 0.05 70.35 03:09:01 3 11.29 0.00 1.87 0.13 0.05 86.66 Average: all 25.59 0.00 2.51 2.80 0.06 69.05 Average: 0 29.36 0.00 2.44 2.60 0.06 65.55 Average: 1 32.01 0.00 3.64 0.66 0.06 63.64 Average: 2 22.36 0.00 2.30 6.55 0.07 68.72 Average: 3 18.67 0.00 1.67 1.37 0.05 78.24