---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6447 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 479 5329 0 2167 7216 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:c2:9a:70 brd ff:ff:ff:ff:ff:ff inet 10.32.6.187/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86121sec preferred_lft 86121sec inet6 fe80::f816:3eff:fec2:9a70/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6447) 07/22/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 148.06 65.24 82.82 4260.49 40939.99 19:15:01 61.93 5.66 56.27 178.79 9944.83 19:16:01 77.35 13.11 64.24 514.98 8814.80 19:17:01 24.16 1.57 22.60 107.32 4436.59 Average: 77.94 21.46 56.48 1269.89 16059.27 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5950500 7380020 2216920 27.14 37216 1572356 719600 7.81 618416 1433736 87956 19:15:01 5754196 7474928 2413224 29.55 57208 1825392 602968 6.54 526176 1686048 143684 19:16:01 5445048 7367896 2722372 33.33 63840 2016020 705680 7.66 728316 1782924 101788 19:17:01 5465692 7397600 2701728 33.08 66124 2022276 676136 7.34 707768 1782092 8764 Average: 5653859 7405111 2513561 30.78 56097 1859011 676096 7.34 645169 1671200 85548 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 19:14:02 ens3 446.09 240.46 1509.09 65.40 0.00 0.00 0.00 0.00 19:15:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 19:15:01 ens3 51.12 39.97 445.70 9.92 0.00 0.00 0.00 0.00 19:16:01 lo 1.70 1.70 0.16 0.16 0.00 0.00 0.00 0.00 19:16:01 ens3 307.82 291.13 1352.01 61.14 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 19:17:01 ens3 54.71 57.49 30.68 533.28 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 215.61 157.75 835.98 168.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6447) 07/22/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 21.59 0.00 2.61 4.78 1.52 69.50 19:14:02 0 23.76 0.00 4.80 2.39 1.96 67.09 19:14:02 1 10.26 0.00 1.34 7.54 1.12 79.74 19:14:02 2 35.26 0.00 2.42 7.03 1.85 53.44 19:14:02 3 17.04 0.00 1.91 2.14 1.20 77.70 19:15:01 all 20.93 0.00 1.26 1.76 1.49 74.56 19:15:01 0 12.54 0.00 0.57 0.13 1.20 85.56 19:15:01 1 4.81 0.00 0.89 6.50 1.43 86.37 19:15:01 2 20.16 0.00 1.45 0.15 1.67 76.57 19:15:01 3 46.43 0.00 2.15 0.24 1.66 49.52 19:16:01 all 38.99 0.00 1.87 2.12 3.60 53.42 19:16:01 0 37.60 0.00 1.53 0.42 3.04 57.42 19:16:01 1 46.81 0.00 2.06 4.87 4.20 42.06 19:16:01 2 34.48 0.00 2.57 2.26 3.81 56.88 19:16:01 3 37.05 0.00 1.27 0.89 3.36 57.42 19:17:01 all 20.85 0.00 1.03 0.74 1.05 76.32 19:17:01 0 53.86 0.00 1.26 0.37 2.19 42.33 19:17:01 1 20.66 0.00 1.49 1.10 1.11 75.64 19:17:01 2 2.46 0.00 0.62 0.02 0.42 96.49 19:17:01 3 6.33 0.00 0.77 1.50 0.50 90.91 Average: all 25.63 0.00 1.69 2.35 1.92 68.41 Average: 0 32.01 0.00 2.05 0.83 2.10 63.01 Average: 1 20.75 0.00 1.45 5.00 1.97 70.84 Average: 2 23.11 0.00 1.77 2.37 1.94 70.82 Average: 3 26.64 0.00 1.52 1.20 1.68 68.96