---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2000 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: 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 491 5262 0 2222 7203 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:d5:8a:f3 brd ff:ff:ff:ff:ff:ff inet 10.32.7.233/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86097sec preferred_lft 86097sec inet6 fe80::f816:3eff:fed5:8af3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2000) 08/02/25 _x86_64_ (4 CPU) 19:37:48 LINUX RESTART (4 CPU) 19:38:01 tps rtps wtps bread/s bwrtn/s 19:39:01 115.13 53.66 61.47 3519.41 5634.54 19:40:01 57.95 7.76 50.18 208.86 8207.00 19:41:01 91.90 31.27 60.63 2087.57 9547.62 19:42:01 36.99 1.28 35.70 99.03 4781.21 Average: 75.49 23.49 52.00 1478.64 7042.65 19:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:39:01 5976420 7400288 2191000 26.83 37064 1566452 684752 7.43 597960 1427660 70616 19:40:01 5807556 7459732 2359864 28.89 56348 1760160 617076 6.70 548576 1615180 134180 19:41:01 5149652 7011236 3017768 36.95 63244 1956488 987728 10.72 1060156 1746600 5788 19:42:01 5347444 7332044 2819976 34.53 67916 2072044 729012 7.91 781904 1822936 24152 Average: 5570268 7300825 2597152 31.80 56143 1838786 754642 8.19 747149 1653094 58684 19:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:39:01 ens3 338.11 199.58 1398.84 63.00 0.00 0.00 0.00 0.00 19:39:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 19:40:01 ens3 45.62 30.59 415.20 10.07 0.00 0.00 0.00 0.00 19:40:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:41:01 ens3 334.82 341.12 2141.94 59.33 0.00 0.00 0.00 0.00 19:41:01 lo 1.98 1.98 0.25 0.25 0.00 0.00 0.00 0.00 19:42:01 ens3 157.86 179.19 816.47 32.82 0.00 0.00 0.00 0.00 19:42:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 219.10 187.62 1193.10 41.30 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2000) 08/02/25 _x86_64_ (4 CPU) 19:37:48 LINUX RESTART (4 CPU) 19:38:01 CPU %user %nice %system %iowait %steal %idle 19:39:01 all 21.08 0.00 1.67 4.50 3.24 69.52 19:39:01 0 10.81 0.00 1.09 2.15 2.04 83.91 19:39:01 1 7.56 0.00 1.26 7.40 2.53 81.24 19:39:01 2 31.78 0.00 1.92 1.80 5.09 59.41 19:39:01 3 34.03 0.00 2.41 6.65 3.27 53.65 19:40:01 all 20.01 0.00 1.46 2.58 2.53 73.42 19:40:01 0 6.07 0.00 0.46 1.11 1.12 91.23 19:40:01 1 2.80 0.00 0.82 7.41 2.54 86.43 19:40:01 2 50.68 0.00 3.10 1.34 4.31 40.57 19:40:01 3 20.37 0.00 1.45 0.44 2.12 75.61 19:41:01 all 42.13 0.00 2.02 2.31 7.37 46.17 19:41:01 0 46.60 0.00 1.94 2.41 6.87 42.18 19:41:01 1 38.93 0.00 2.15 3.60 7.23 48.10 19:41:01 2 32.75 0.00 2.52 1.58 8.52 54.63 19:41:01 3 50.39 0.00 1.46 1.68 6.85 39.62 19:42:01 all 21.93 0.00 1.37 0.99 2.93 72.77 19:42:01 0 32.37 0.00 1.07 0.26 2.99 63.31 19:42:01 1 15.42 0.00 1.35 2.59 2.73 77.91 19:42:01 2 8.67 0.00 1.64 0.88 3.35 85.46 19:42:01 3 31.48 0.00 1.38 0.25 2.67 64.22 Average: all 26.35 0.00 1.63 2.59 4.03 65.40 Average: 0 24.07 0.00 1.14 1.49 3.27 70.03 Average: 1 16.22 0.00 1.40 5.25 3.76 73.37 Average: 2 30.95 0.00 2.29 1.40 5.33 60.02 Average: 3 34.12 0.00 1.68 2.25 3.74 58.22