---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1609 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 466 5222 0 2287 7225 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:e3:84:aa brd ff:ff:ff:ff:ff:ff inet 10.32.7.98/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fee3:84aa/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-1609) 05/23/26 _x86_64_ (4 CPU) 15:35:45 LINUX RESTART (4 CPU) 15:36:01 tps rtps wtps bread/s bwrtn/s 15:37:01 100.75 29.75 71.00 1005.03 6145.11 15:38:01 65.86 12.33 53.52 244.09 11060.69 15:39:01 83.57 5.90 77.67 394.33 10544.24 15:40:01 27.62 0.80 26.82 86.93 3840.27 Average: 69.45 12.19 57.26 432.61 7897.75 15:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:37:01 5835828 7396968 2331592 28.55 47044 1686388 710244 7.71 641324 1511952 177896 15:38:01 5443292 7240568 2724128 33.35 59292 1898060 877484 9.52 779332 1742596 148168 15:39:01 4932468 6961264 3234952 39.61 66828 2113976 1009228 10.95 1113360 1901444 64092 15:40:01 5360652 7408908 2806768 34.37 69424 2131128 679708 7.38 684648 1904020 10572 Average: 5393060 7251927 2774360 33.97 60647 1957388 819166 8.89 804666 1765003 100182 15:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:37:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 15:37:01 ens3 380.87 218.03 1391.91 62.99 0.00 0.00 0.00 0.00 15:38:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 15:38:01 ens3 140.04 114.53 1658.88 21.72 0.00 0.00 0.00 0.00 15:39:01 lo 1.25 1.25 0.16 0.16 0.00 0.00 0.00 0.00 15:39:01 ens3 455.79 488.50 2357.17 82.53 0.00 0.00 0.00 0.00 15:40:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 15:40:01 ens3 60.93 45.72 124.02 18.05 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 259.42 216.70 1383.05 46.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1609) 05/23/26 _x86_64_ (4 CPU) 15:35:45 LINUX RESTART (4 CPU) 15:36:01 CPU %user %nice %system %iowait %steal %idle 15:37:01 all 22.04 0.00 1.54 3.63 2.72 70.07 15:37:01 0 33.13 0.00 1.97 1.45 2.83 60.62 15:37:01 1 28.30 0.00 1.65 2.34 2.67 65.05 15:37:01 2 13.08 0.00 1.23 2.69 2.96 80.04 15:37:01 3 13.71 0.00 1.33 8.03 2.42 74.51 15:38:01 all 25.87 0.00 1.42 1.69 2.74 68.28 15:38:01 0 21.23 0.00 1.16 1.62 2.17 73.82 15:38:01 1 35.18 0.00 2.36 1.03 3.80 57.63 15:38:01 2 30.51 0.00 1.19 0.23 2.88 65.19 15:38:01 3 16.49 0.00 0.98 3.88 2.10 76.55 15:39:01 all 38.65 0.00 2.10 1.32 5.70 52.22 15:39:01 0 39.17 0.00 1.94 2.85 5.32 50.72 15:39:01 1 38.70 0.00 1.33 0.58 4.96 54.43 15:39:01 2 38.88 0.00 2.16 0.21 6.09 52.66 15:39:01 3 37.83 0.00 2.92 1.65 6.45 51.15 15:40:01 all 19.02 0.00 0.94 0.80 1.13 78.11 15:40:01 0 15.97 0.00 0.88 0.68 0.88 81.58 15:40:01 1 8.32 0.00 0.81 0.63 0.83 89.41 15:40:01 2 5.94 0.00 0.60 0.08 0.66 92.71 15:40:01 3 45.83 0.00 1.48 1.81 2.16 48.73 Average: all 26.43 0.00 1.50 1.86 3.08 67.13 Average: 0 27.41 0.00 1.49 1.66 2.81 66.64 Average: 1 27.67 0.00 1.54 1.15 3.07 66.57 Average: 2 22.15 0.00 1.30 0.81 3.16 72.59 Average: 3 28.47 0.00 1.68 3.84 3.30 62.71