---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2883 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 676K 1.6G 1% /run /dev/vda1 78G 8.6G 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 570 13024 0 2445 15151 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:d1:f1:53 brd ff:ff:ff:ff:ff:ff inet 10.30.107.254/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fed1:f153/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2883) 05/23/26 _x86_64_ (4 CPU) 04:48:24 LINUX RESTART (4 CPU) 04:49:03 tps rtps wtps bread/s bwrtn/s 04:50:01 167.82 18.34 149.47 740.29 25404.31 04:51:01 46.94 0.25 46.69 8.13 7733.24 04:52:01 31.47 25.16 6.31 1795.53 4673.64 04:53:01 278.79 3.58 275.20 179.84 5326.31 Average: 130.94 11.78 119.16 680.50 10661.29 04:49:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:01 13029304 14916488 3395664 20.67 73992 2001380 1514252 8.67 1327484 1826888 211960 04:51:01 12172788 14075892 4252180 25.89 75496 2014780 2173072 12.44 2178332 1829804 3144 04:52:01 12935340 15083860 3489628 21.25 75844 2256820 1144996 6.55 1217900 2023592 57268 04:53:01 13365048 15539900 3059920 18.63 78640 2279668 763384 4.37 825108 1987720 29220 Average: 12875620 14904035 3549348 21.61 75993 2138162 1398926 8.01 1387206 1917001 75398 04:49:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:01 lo 0.97 0.97 0.11 0.11 0.00 0.00 0.00 0.00 04:50:01 ens3 261.59 196.35 2850.25 36.90 0.00 0.00 0.00 0.00 04:51:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 04:51:01 ens3 36.04 27.00 70.85 8.11 0.00 0.00 0.00 0.00 04:52:01 lo 0.40 0.40 0.06 0.06 0.00 0.00 0.00 0.00 04:52:01 ens3 258.51 186.04 3081.87 45.42 0.00 0.00 0.00 0.00 04:53:01 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 04:53:01 ens3 173.77 132.14 72.41 108.31 0.00 0.00 0.00 0.00 Average: lo 0.66 0.66 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 181.82 134.87 1507.72 49.79 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2883) 05/23/26 _x86_64_ (4 CPU) 04:48:24 LINUX RESTART (4 CPU) 04:49:03 CPU %user %nice %system %iowait %steal %idle 04:50:01 all 31.70 0.00 1.81 1.76 0.06 64.66 04:50:01 0 53.51 0.00 2.97 1.07 0.07 42.38 04:50:01 1 16.98 0.00 1.11 3.32 0.07 78.52 04:50:01 2 27.81 0.00 1.67 0.85 0.05 69.61 04:50:01 3 28.47 0.00 1.52 1.82 0.05 68.14 04:51:01 all 42.54 0.00 0.80 0.13 0.07 56.46 04:51:01 0 38.47 0.00 0.92 0.00 0.08 60.53 04:51:01 1 34.46 0.00 0.58 0.03 0.07 64.86 04:51:01 2 42.11 0.00 0.89 0.50 0.07 56.44 04:51:01 3 55.24 0.00 0.79 0.00 0.07 43.91 04:52:01 all 34.80 0.00 0.93 0.28 0.06 63.94 04:52:01 0 73.60 0.00 1.04 0.13 0.07 25.16 04:52:01 1 20.10 0.00 0.87 0.17 0.05 78.82 04:52:01 2 20.99 0.00 1.05 0.75 0.07 77.13 04:52:01 3 24.53 0.00 0.75 0.07 0.07 74.58 04:53:01 all 44.32 0.00 1.52 0.85 0.07 53.24 04:53:01 0 49.79 0.00 1.65 0.60 0.07 47.89 04:53:01 1 44.40 0.00 1.74 1.29 0.07 52.51 04:53:01 2 36.31 0.00 1.41 1.44 0.07 60.78 04:53:01 3 46.76 0.00 1.32 0.08 0.05 51.79 Average: all 38.40 0.00 1.26 0.75 0.07 59.53 Average: 0 53.84 0.00 1.63 0.45 0.07 44.01 Average: 1 29.10 0.00 1.07 1.18 0.06 68.59 Average: 2 31.84 0.00 1.25 0.89 0.06 65.96 Average: 3 38.83 0.00 1.09 0.48 0.06 59.54