---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-653 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: 2799.998 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 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 465 5297 0 2213 7230 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:fc:78:2b brd ff:ff:ff:ff:ff:ff inet 10.32.6.239/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86106sec preferred_lft 86106sec inet6 fe80::f816:3eff:fefc:782b/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-653) 04/16/26 _x86_64_ (4 CPU) 07:04:52 LINUX RESTART (4 CPU) 07:05:02 tps rtps wtps bread/s bwrtn/s 07:06:02 138.40 55.26 83.14 3624.47 41200.90 07:07:01 84.07 30.99 53.08 1738.12 9601.36 07:08:01 36.81 8.07 28.75 546.58 5322.05 07:09:01 29.02 3.40 25.62 130.07 8143.00 Average: 71.74 24.27 47.47 1499.86 15987.47 07:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5976828 7403220 2190592 26.82 37124 1568900 717916 7.79 595468 1431172 85212 07:07:01 5668296 7370372 2499124 30.60 56952 1809252 762820 8.28 648268 1653888 102044 07:08:01 5446992 7411968 2720428 33.31 64528 2057424 671852 7.29 733440 1777036 210728 07:09:01 5372744 7351560 2794676 34.22 66612 2068900 746864 8.10 801808 1781344 8680 Average: 5616215 7384280 2551205 31.24 56304 1876119 724863 7.87 694746 1660860 101666 07:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 425.76 220.30 1480.54 66.74 0.00 0.00 0.00 0.00 07:06:02 lo 0.81 0.81 0.07 0.07 0.00 0.00 0.00 0.00 07:07:01 ens3 54.47 41.66 457.44 13.63 0.00 0.00 0.00 0.00 07:07:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 180.80 162.76 1855.03 24.26 0.00 0.00 0.00 0.00 07:08:01 lo 0.57 0.57 0.06 0.06 0.00 0.00 0.00 0.00 07:09:01 ens3 65.32 68.35 34.50 668.04 0.00 0.00 0.00 0.00 07:09:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 181.08 123.19 956.67 194.49 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-653) 04/16/26 _x86_64_ (4 CPU) 07:04:52 LINUX RESTART (4 CPU) 07:05:02 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 21.50 0.00 2.14 5.22 2.98 68.16 07:06:02 0 18.52 0.00 1.91 4.60 2.68 72.28 07:06:02 1 15.23 0.00 2.27 5.52 2.63 74.35 07:06:02 2 29.35 0.00 2.49 10.01 3.48 54.68 07:06:02 3 22.90 0.00 1.89 0.77 3.11 71.33 07:07:01 all 21.69 0.00 1.52 2.59 2.22 71.99 07:07:01 0 29.57 0.00 1.43 0.77 2.37 65.85 07:07:01 1 25.17 0.00 1.95 2.71 2.62 67.55 07:07:01 2 15.38 0.00 1.30 6.15 1.65 75.52 07:07:01 3 16.64 0.00 1.40 0.72 2.20 79.03 07:08:01 all 33.65 0.00 1.80 0.78 5.12 58.65 07:08:01 0 30.29 0.00 1.81 0.81 4.79 62.30 07:08:01 1 35.58 0.00 1.39 0.17 4.54 58.33 07:08:01 2 34.94 0.00 1.66 1.81 5.36 56.22 07:08:01 3 33.78 0.00 2.34 0.31 5.79 57.77 07:09:01 all 20.45 0.00 0.96 1.03 1.34 76.21 07:09:01 0 1.85 0.00 0.38 0.43 0.37 96.97 07:09:01 1 25.65 0.00 1.18 0.35 1.28 71.54 07:09:01 2 23.19 0.00 1.09 1.13 1.66 72.93 07:09:01 3 31.05 0.00 1.21 2.20 2.10 63.45 Average: all 24.35 0.00 1.60 2.39 2.92 68.73 Average: 0 20.05 0.00 1.38 1.65 2.56 74.37 Average: 1 25.45 0.00 1.69 2.17 2.77 67.91 Average: 2 25.76 0.00 1.63 4.75 3.04 64.82 Average: 3 26.15 0.00 1.71 1.00 3.31 67.83