---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7218 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 464 5296 0 2214 7229 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:c4:07:de brd ff:ff:ff:ff:ff:ff inet 10.32.6.152/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:fec4:7de/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-7218) 08/01/26 _x86_64_ (4 CPU) 10:25:56 LINUX RESTART (4 CPU) 10:26:01 tps rtps wtps bread/s bwrtn/s 10:27:01 159.59 74.40 85.19 4414.73 40886.54 10:28:01 67.33 11.91 55.42 248.68 10055.91 10:29:01 77.24 6.53 70.70 402.73 11126.81 10:30:01 23.43 0.68 22.74 77.71 3514.03 Average: 81.89 23.38 58.51 1285.82 16394.76 10:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:27:01 5970476 7398712 2196944 26.90 37208 1571056 716572 7.78 602872 1431808 87912 10:28:01 5660656 7389340 2506764 30.69 58208 1831872 828924 8.99 627104 1680472 156120 10:29:01 5421892 7391680 2745528 33.62 64872 2060624 701240 7.61 684688 1849552 76168 10:30:01 5392800 7370308 2774620 33.97 67452 2065476 716592 7.78 712628 1849716 9888 Average: 5611456 7387510 2555964 31.29 56935 1882257 740832 8.04 656823 1702887 82522 10:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:27:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 10:27:01 ens3 413.33 217.38 1563.28 64.84 0.00 0.00 0.00 0.00 10:28:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 10:28:01 ens3 77.16 56.94 527.38 12.73 0.00 0.00 0.00 0.00 10:29:01 lo 0.83 0.83 0.08 0.08 0.00 0.00 0.00 0.00 10:29:01 ens3 355.82 348.54 2506.18 61.06 0.00 0.00 0.00 0.00 10:30:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 10:30:01 ens3 12.51 12.78 11.68 6.16 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 214.69 158.90 1152.03 36.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7218) 08/01/26 _x86_64_ (4 CPU) 10:25:56 LINUX RESTART (4 CPU) 10:26:01 CPU %user %nice %system %iowait %steal %idle 10:27:01 all 22.29 0.00 2.82 5.00 0.94 68.96 10:27:01 0 20.87 0.00 1.42 6.91 0.88 69.92 10:27:01 1 17.37 0.00 2.50 6.39 0.72 73.02 10:27:01 2 34.70 0.00 3.14 3.37 1.40 57.38 10:27:01 3 16.21 0.00 4.17 3.32 0.77 75.53 10:28:01 all 22.97 0.00 1.40 1.52 0.75 73.37 10:28:01 0 5.06 0.00 0.65 3.81 0.33 90.15 10:28:01 1 20.52 0.00 1.00 1.65 0.68 76.14 10:28:01 2 38.09 0.00 2.12 0.47 1.14 58.19 10:28:01 3 28.28 0.00 1.85 0.13 0.82 68.92 10:29:01 all 38.74 0.00 2.03 1.68 2.21 55.34 10:29:01 0 28.43 0.00 2.90 1.82 2.06 64.79 10:29:01 1 37.87 0.00 1.90 2.25 2.04 55.93 10:29:01 2 54.02 0.00 2.17 0.98 2.82 40.02 10:29:01 3 34.58 0.00 1.15 1.67 1.92 60.68 10:30:01 all 20.92 0.00 0.92 0.84 0.66 76.65 10:30:01 0 44.31 0.00 1.02 0.45 0.98 53.24 10:30:01 1 7.62 0.00 0.78 2.85 0.70 88.05 10:30:01 2 24.17 0.00 1.23 0.08 0.80 73.71 10:30:01 3 7.68 0.00 0.65 0.00 0.17 91.50 Average: all 26.22 0.00 1.79 2.26 1.14 68.59 Average: 0 24.64 0.00 1.49 3.25 1.06 69.55 Average: 1 20.82 0.00 1.55 3.29 1.03 73.31 Average: 2 37.74 0.00 2.16 1.23 1.54 57.33 Average: 3 21.67 0.00 1.96 1.28 0.92 74.18