---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1486 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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: 2799.972 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 556 1184 0 2203 3123 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:34:08:31 brd ff:ff:ff:ff:ff:ff inet 10.32.7.192/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86202sec preferred_lft 86202sec inet6 fe80::f816:3eff:fe34:831/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1486) 03/01/25 _x86_64_ (4 CPU) 08:12:51 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:01 138.19 54.98 83.21 3627.52 7593.22 08:15:01 131.68 38.93 92.75 2272.80 14651.33 08:16:01 34.21 3.95 30.26 173.57 5254.32 Average: 101.16 32.50 68.66 2015.75 9174.69 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:01 1823468 3386572 2215176 54.85 50888 1667328 572564 11.25 512484 1528488 167616 08:15:01 953860 2898048 3084784 76.38 64140 2020528 994668 19.55 1090264 1789660 71256 08:16:01 1217900 3202592 2820744 69.84 67116 2057708 686064 13.49 841312 1775496 15676 Average: 1331743 3162404 2706901 67.03 60715 1915188 751099 14.76 814687 1697881 84849 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:01 ens3 341.19 247.78 1584.77 71.75 0.00 0.00 0.00 0.00 08:14:01 lo 1.08 1.08 0.10 0.10 0.00 0.00 0.00 0.00 08:15:01 ens3 506.13 550.23 2727.88 94.91 0.00 0.00 0.00 0.00 08:15:01 lo 2.35 2.35 0.28 0.28 0.00 0.00 0.00 0.00 08:16:01 ens3 276.72 200.17 548.40 109.01 0.00 0.00 0.00 0.00 08:16:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 374.86 333.18 1620.49 92.00 0.00 0.00 0.00 0.00 Average: lo 1.44 1.44 0.16 0.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1486) 03/01/25 _x86_64_ (4 CPU) 08:12:51 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:01 all 21.51 0.00 1.75 3.85 0.06 72.84 08:14:01 0 23.24 0.00 1.56 2.46 0.05 72.69 08:14:01 1 5.47 0.00 1.09 5.92 0.03 87.49 08:14:01 2 19.21 0.00 1.58 2.81 0.07 76.33 08:14:01 3 38.12 0.00 2.77 4.23 0.08 54.79 08:15:01 all 38.02 0.00 1.73 1.57 0.09 58.59 08:15:01 0 31.04 0.00 1.09 0.15 0.08 67.64 08:15:01 1 31.15 0.00 1.35 1.58 0.07 65.85 08:15:01 2 38.98 0.00 1.75 0.92 0.08 58.27 08:15:01 3 51.01 0.00 2.70 3.62 0.10 42.57 08:16:01 all 24.20 0.00 1.01 0.78 0.05 73.96 08:16:01 0 18.05 0.00 0.55 0.12 0.02 81.26 08:16:01 1 36.27 0.00 1.47 0.45 0.07 61.74 08:16:01 2 14.02 0.00 0.90 2.02 0.05 83.00 08:16:01 3 28.44 0.00 1.07 0.57 0.05 69.87 Average: all 27.94 0.00 1.49 2.06 0.06 68.45 Average: 0 24.11 0.00 1.06 0.90 0.05 73.87 Average: 1 24.41 0.00 1.30 2.63 0.06 71.60 Average: 2 24.08 0.00 1.41 1.91 0.07 72.53 Average: 3 39.18 0.00 2.18 2.80 0.08 55.77