---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7154 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: 2799.996 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 9.0G 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 608 12628 0 2802 15105 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:5b:22:6c brd ff:ff:ff:ff:ff:ff inet 10.30.106.249/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fe5b:226c/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-7154) 04/30/26 _x86_64_ (4 CPU) 03:05:06 LINUX RESTART (4 CPU) 03:06:02 tps rtps wtps bread/s bwrtn/s 03:07:01 130.83 11.91 118.91 310.46 23747.16 03:08:01 52.62 7.00 45.62 434.92 6388.00 03:09:01 26.13 4.27 21.86 133.31 2250.29 Average: 69.52 7.70 61.81 292.81 10722.56 03:06:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:07:01 13655296 15421508 2769672 16.86 77720 1878852 1165820 6.67 818340 1714540 18092 03:08:01 12601752 14546240 3823216 23.28 84280 2044164 1754116 10.04 1714716 1857276 772 03:09:01 12962932 15490324 3462036 21.08 88404 2613104 824076 4.72 992488 2201836 518000 Average: 13073327 15152691 3351641 20.41 83468 2178707 1248004 7.14 1175181 1924551 178955 03:06:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:07:01 lo 0.95 0.95 0.11 0.11 0.00 0.00 0.00 0.00 03:07:01 ens3 229.30 199.00 1185.61 51.58 0.00 0.00 0.00 0.00 03:08:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:08:01 ens3 1525.26 824.44 2596.90 355.79 0.00 0.00 0.00 0.00 03:09:01 lo 0.62 0.62 0.06 0.06 0.00 0.00 0.00 0.00 03:09:01 ens3 616.96 348.66 825.09 127.53 0.00 0.00 0.00 0.00 Average: lo 0.61 0.61 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 793.68 458.83 1537.88 179.02 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7154) 04/30/26 _x86_64_ (4 CPU) 03:05:06 LINUX RESTART (4 CPU) 03:06:02 CPU %user %nice %system %iowait %steal %idle 03:07:01 all 19.12 0.00 1.71 1.12 0.08 77.97 03:07:01 0 18.67 0.00 1.24 0.41 0.07 79.61 03:07:01 1 24.58 0.00 2.29 1.13 0.12 71.88 03:07:01 2 15.30 0.00 1.33 0.27 0.05 83.05 03:07:01 3 17.91 0.00 2.02 2.72 0.09 77.26 03:08:01 all 34.77 0.00 5.55 0.09 0.09 59.49 03:08:01 0 19.41 0.00 6.62 0.10 0.08 73.79 03:08:01 1 28.04 0.00 8.53 0.13 0.10 63.20 03:08:01 2 25.53 0.00 4.49 0.08 0.08 69.81 03:08:01 3 66.08 0.00 2.59 0.03 0.12 31.18 03:09:01 all 45.26 0.00 2.06 0.06 0.10 52.53 03:09:01 0 45.64 0.00 1.71 0.02 0.10 52.54 03:09:01 1 46.35 0.00 1.79 0.08 0.08 51.70 03:09:01 2 40.38 0.00 2.35 0.07 0.08 57.11 03:09:01 3 48.65 0.00 2.41 0.07 0.12 48.75 Average: all 33.16 0.00 3.12 0.42 0.09 63.21 Average: 0 27.94 0.00 3.20 0.17 0.08 68.60 Average: 1 33.05 0.00 4.22 0.44 0.10 62.19 Average: 2 27.14 0.00 2.73 0.14 0.07 69.91 Average: 3 44.60 0.00 2.34 0.92 0.11 52.03