---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-12451 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 9.2G 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 593 12383 0 3063 15115 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:9e:f8:84 brd ff:ff:ff:ff:ff:ff inet 10.30.107.222/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fe9e:f884/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12451) 01/15/24 _x86_64_ (4 CPU) 13:08:15 LINUX RESTART (4 CPU) 13:09:02 tps rtps wtps bread/s bwrtn/s 13:10:02 107.59 28.52 79.07 2170.39 10517.49 13:11:01 131.57 19.28 112.29 666.46 13771.36 13:12:01 61.46 2.25 59.21 63.32 15123.21 Average: 100.01 16.64 83.37 965.51 13140.11 13:09:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:02 13931560 15624004 2493400 15.18 70300 1818404 757308 4.33 625356 1646868 104964 13:11:01 12990580 14986464 3434380 20.91 81788 2098324 1203332 6.89 1300840 1886048 11420 13:12:01 12752180 15541608 3672780 22.36 93644 2863604 778088 4.45 1050856 2345048 412096 Average: 13224773 15384025 3200187 19.48 81911 2260111 912909 5.22 992351 1959321 176160 13:09:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:02 ens3 79.09 54.50 1056.29 19.47 0.00 0.00 0.00 0.00 13:10:02 lo 0.81 0.81 0.09 0.09 0.00 0.00 0.00 0.00 13:11:01 ens3 468.41 419.51 4172.39 78.36 0.00 0.00 0.00 0.00 13:11:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 13:12:01 ens3 447.53 425.88 4019.39 2469.85 0.00 0.00 0.00 0.00 13:12:01 lo 18.26 18.26 1.64 1.64 0.00 0.00 0.00 0.00 Average: ens3 331.52 299.88 3081.47 862.26 0.00 0.00 0.00 0.00 Average: lo 6.52 6.52 0.59 0.59 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12451) 01/15/24 _x86_64_ (4 CPU) 13:08:15 LINUX RESTART (4 CPU) 13:09:02 CPU %user %nice %system %iowait %steal %idle 13:10:02 all 17.30 0.00 1.51 4.12 0.11 76.97 13:10:02 0 15.66 0.00 1.42 3.19 0.24 79.50 13:10:02 1 28.46 0.00 2.18 0.62 0.07 68.67 13:10:02 2 3.00 0.00 0.74 2.58 0.07 93.62 13:10:02 3 22.08 0.00 1.70 10.13 0.07 66.02 13:11:01 all 25.53 0.00 1.59 1.54 0.08 71.26 13:11:01 0 29.38 0.00 1.58 0.83 0.09 68.12 13:11:01 1 21.96 0.00 1.59 0.97 0.09 75.39 13:11:01 2 23.36 0.00 1.55 2.07 0.07 72.95 13:11:01 3 27.41 0.00 1.63 2.30 0.07 68.59 13:12:01 all 28.10 0.00 1.85 0.90 0.08 69.08 13:12:01 0 38.05 0.00 2.76 0.10 0.08 59.01 13:12:01 1 22.25 0.00 1.54 2.35 0.05 73.81 13:12:01 2 28.29 0.00 1.30 0.15 0.08 70.17 13:12:01 3 23.80 0.00 1.78 1.00 0.07 73.35 Average: all 23.65 0.00 1.65 2.18 0.09 72.43 Average: 0 27.74 0.00 1.93 1.37 0.14 68.83 Average: 1 24.24 0.00 1.77 1.32 0.07 72.61 Average: 2 18.23 0.00 1.20 1.59 0.07 78.91 Average: 3 24.42 0.00 1.71 4.46 0.07 69.34