---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1079 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 431 1367 0 2145 3249 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:84:b7:c7 brd ff:ff:ff:ff:ff:ff inet 10.32.7.126/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fe84:b7c7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1079) 07/23/25 _x86_64_ (4 CPU) 07:04:43 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 95.67 26.32 69.35 866.50 5188.21 07:07:01 81.60 30.35 51.25 1699.10 8294.87 07:08:01 58.35 8.86 49.49 500.55 10029.92 07:09:01 17.86 0.35 17.51 33.73 1312.45 Average: 63.30 16.41 46.88 771.09 6197.86 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 1749132 3315012 2289512 56.69 46500 1675288 663140 13.04 616804 1500200 167708 07:07:01 1517720 3237688 2520924 62.42 58448 1808576 730576 14.36 678880 1650780 96760 07:08:01 1416936 3347720 2621708 64.92 63052 2010448 592512 11.65 682548 1739808 31472 07:09:01 1413208 3346340 2625436 65.01 65168 2010552 590012 11.60 688300 1737008 18260 Average: 1524249 3311690 2514395 62.26 58292 1876216 644060 12.66 666633 1656949 78550 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 07:06:02 ens3 115.09 89.17 928.16 32.42 0.00 0.00 0.00 0.00 07:07:01 lo 1.56 1.56 0.15 0.15 0.00 0.00 0.00 0.00 07:07:01 ens3 91.83 76.12 483.02 20.36 0.00 0.00 0.00 0.00 07:08:01 lo 1.30 1.30 0.12 0.12 0.00 0.00 0.00 0.00 07:08:01 ens3 227.80 265.10 1220.08 639.12 0.00 0.00 0.00 0.00 07:09:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 07:09:01 ens3 13.56 14.65 15.92 10.48 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 112.17 111.42 662.61 176.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1079) 07/23/25 _x86_64_ (4 CPU) 07:04:43 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 21.71 0.00 1.47 3.07 1.03 72.72 07:06:02 0 37.65 0.00 2.60 1.20 1.38 57.17 07:06:02 1 10.58 0.00 0.80 0.70 0.70 87.22 07:06:02 2 24.07 0.00 1.35 6.61 1.22 66.76 07:06:02 3 14.58 0.00 1.08 3.78 0.78 79.77 07:07:01 all 26.21 0.00 1.51 2.16 1.39 68.73 07:07:01 0 30.18 0.00 1.45 0.30 1.27 66.80 07:07:01 1 30.36 0.00 1.83 2.76 1.59 63.45 07:07:01 2 20.90 0.00 1.27 4.00 1.35 72.47 07:07:01 3 23.41 0.00 1.47 1.59 1.37 72.16 07:08:01 all 35.02 0.00 2.17 0.89 2.18 59.75 07:08:01 0 31.82 0.00 1.77 0.77 1.92 63.73 07:08:01 1 36.43 0.00 2.65 0.75 2.04 58.13 07:08:01 2 21.17 0.00 1.53 1.18 2.19 73.94 07:08:01 3 50.70 0.00 2.75 0.82 2.60 43.14 07:09:01 all 21.27 0.00 1.09 0.63 0.89 76.12 07:09:01 0 46.67 0.00 1.81 0.23 1.58 49.71 07:09:01 1 17.04 0.00 0.90 0.08 0.57 81.41 07:09:01 2 11.86 0.00 0.70 2.21 0.70 84.53 07:09:01 3 9.44 0.00 0.95 0.02 0.68 88.91 Average: all 26.05 0.00 1.56 1.69 1.37 69.33 Average: 0 36.61 0.00 1.91 0.63 1.54 59.32 Average: 1 23.58 0.00 1.54 1.07 1.22 72.59 Average: 2 19.50 0.00 1.21 3.50 1.36 74.43 Average: 3 24.54 0.00 1.56 1.55 1.36 70.99