---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6699 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 7.7G 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 5183 0 2326 7228 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:95:e4:47 brd ff:ff:ff:ff:ff:ff inet 10.32.6.57/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86138sec preferred_lft 86138sec inet6 fe80::f816:3eff:fe95:e447/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6699) 07/25/26 _x86_64_ (4 CPU) 16:58:52 LINUX RESTART (4 CPU) 16:59:02 tps rtps wtps bread/s bwrtn/s 17:00:01 140.07 55.71 84.36 3653.13 41482.09 17:01:01 55.14 0.17 54.97 21.86 9578.14 17:02:01 84.39 38.62 45.77 2207.93 12421.19 17:03:01 27.58 0.68 26.90 77.72 5384.44 Average: 76.53 23.66 52.87 1481.23 17115.77 16:59:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:00:01 5978844 7404844 2188576 26.80 37088 1568616 709092 7.69 594204 1430972 79228 17:01:01 5676636 7388836 2490784 30.50 57316 1816640 717624 7.79 612060 1679064 164944 17:02:01 5325324 7403840 2842096 34.80 64320 2168772 687148 7.46 707476 1921228 125436 17:03:01 5304884 7395428 2862536 35.05 66840 2177776 683884 7.42 723496 1924736 8872 Average: 5571422 7398237 2595998 31.78 56391 1932951 699437 7.59 659309 1739000 94620 16:59:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:00:01 ens3 443.43 239.80 1506.81 67.45 0.00 0.00 0.00 0.00 17:00:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 17:01:01 ens3 47.73 41.94 393.75 4.64 0.00 0.00 0.00 0.00 17:01:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 17:02:01 ens3 242.12 213.31 3408.55 32.60 0.00 0.00 0.00 0.00 17:02:01 lo 1.43 1.43 0.15 0.15 0.00 0.00 0.00 0.00 17:03:01 ens3 12.46 13.35 10.32 6.29 0.00 0.00 0.00 0.00 17:03:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 185.37 126.64 1329.21 27.58 0.00 0.00 0.00 0.00 Average: lo 0.90 0.90 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6699) 07/25/26 _x86_64_ (4 CPU) 16:58:52 LINUX RESTART (4 CPU) 16:59:02 CPU %user %nice %system %iowait %steal %idle 17:00:01 all 22.50 0.00 2.06 4.49 1.28 69.67 17:00:01 0 30.40 0.00 2.26 7.38 1.67 58.28 17:00:01 1 12.87 0.00 1.45 3.37 1.01 81.29 17:00:01 2 17.96 0.00 1.98 4.34 1.12 74.60 17:00:01 3 28.81 0.00 2.54 2.87 1.31 64.47 17:01:01 all 19.43 0.00 1.29 1.39 0.85 77.03 17:01:01 0 14.21 0.00 1.27 4.52 0.67 79.34 17:01:01 1 17.66 0.00 1.48 0.88 0.81 79.17 17:01:01 2 31.87 0.00 1.64 0.18 1.54 64.76 17:01:01 3 13.93 0.00 0.75 0.02 0.38 84.92 17:02:01 all 33.07 0.00 1.94 1.85 2.37 60.76 17:02:01 0 37.81 0.00 2.15 1.36 2.45 56.23 17:02:01 1 35.90 0.00 1.78 3.41 2.46 56.46 17:02:01 2 30.38 0.00 1.60 1.37 2.30 64.35 17:02:01 3 28.19 0.00 2.26 1.28 2.28 66.00 17:03:01 all 20.70 0.00 0.92 0.74 0.87 76.77 17:03:01 0 10.53 0.00 0.96 1.89 0.46 86.15 17:03:01 1 4.89 0.00 0.62 0.80 0.50 93.20 17:03:01 2 51.26 0.00 1.30 0.25 1.85 45.34 17:03:01 3 16.20 0.00 0.80 0.03 0.65 82.32 Average: all 23.93 0.00 1.55 2.11 1.34 71.06 Average: 0 23.21 0.00 1.66 3.77 1.31 70.05 Average: 1 17.85 0.00 1.33 2.11 1.20 77.51 Average: 2 32.93 0.00 1.63 1.52 1.71 62.21 Average: 3 21.76 0.00 1.59 1.04 1.15 74.46