---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1750 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 477 5353 0 2144 7219 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:34:08:4a brd ff:ff:ff:ff:ff:ff inet 10.32.7.97/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fe34:84a/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-1750) 07/31/25 _x86_64_ (4 CPU) 07:04:53 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 138.67 54.92 83.75 3599.33 40524.95 07:07:01 71.94 18.90 53.04 1345.78 8843.59 07:08:01 76.87 19.45 57.42 840.26 7943.88 07:09:01 22.84 0.90 21.94 50.25 4750.82 Average: 77.57 23.54 54.04 1458.76 15514.32 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5991576 7415696 2175836 26.64 37148 1566700 693192 7.52 584464 1426520 87920 07:07:01 5756208 7442252 2411204 29.52 57232 1793104 807972 8.77 571812 1642744 134844 07:08:01 5506044 7411264 2661368 32.59 63188 2000856 673392 7.31 720320 1734672 128288 07:09:01 5503032 7411080 2664380 32.62 64848 2002092 655372 7.11 728156 1730372 9464 Average: 5689215 7420073 2478197 30.34 55604 1840688 707482 7.68 651188 1633577 90129 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:06:01 ens3 431.47 249.62 1450.90 67.46 0.00 0.00 0.00 0.00 07:07:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:07:01 ens3 61.74 39.83 423.14 13.45 0.00 0.00 0.00 0.00 07:08:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 07:08:01 ens3 266.37 265.51 1256.90 49.84 0.00 0.00 0.00 0.00 07:09:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 07:09:01 ens3 61.85 66.83 36.00 612.13 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 205.34 155.44 791.67 185.74 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1750) 07/31/25 _x86_64_ (4 CPU) 07:04:53 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 22.25 0.00 2.07 5.11 2.06 68.51 07:06:01 0 23.98 0.00 3.02 5.70 2.14 65.16 07:06:01 1 17.14 0.00 1.84 6.16 1.59 73.27 07:06:01 2 18.64 0.00 1.88 2.77 1.98 74.73 07:06:01 3 29.22 0.00 1.54 5.79 2.55 60.91 07:07:01 all 20.77 0.00 1.46 2.53 1.80 73.44 07:07:01 0 24.74 0.00 1.67 7.13 1.57 64.88 07:07:01 1 9.35 0.00 0.92 1.68 2.60 85.46 07:07:01 2 12.00 0.00 0.98 0.26 1.32 85.43 07:07:01 3 37.20 0.00 2.27 1.03 1.68 57.83 07:08:01 all 37.54 0.00 1.89 1.41 3.24 55.92 07:08:01 0 37.58 0.00 1.83 1.88 2.99 55.71 07:08:01 1 54.37 0.00 1.23 1.13 3.47 39.80 07:08:01 2 30.71 0.00 3.14 2.20 3.68 60.27 07:08:01 3 27.53 0.00 1.36 0.45 2.85 67.82 07:09:01 all 18.77 0.00 0.95 0.83 1.10 78.34 07:09:01 0 1.08 0.00 0.37 0.08 0.53 97.94 07:09:01 1 42.43 0.00 1.98 2.26 1.61 51.72 07:09:01 2 29.08 0.00 1.10 0.96 1.56 67.30 07:09:01 3 2.52 0.00 0.35 0.03 0.70 96.40 Average: all 24.83 0.00 1.59 2.47 2.05 69.05 Average: 0 21.87 0.00 1.72 3.70 1.81 70.90 Average: 1 30.73 0.00 1.49 2.81 2.32 62.66 Average: 2 22.61 0.00 1.77 1.55 2.14 71.93 Average: 3 24.12 0.00 1.38 1.83 1.94 70.74