---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2200 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 462 5225 0 2287 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:01:d6:cc brd ff:ff:ff:ff:ff:ff inet 10.32.7.222/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fe01:d6cc/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-2200) 05/30/26 _x86_64_ (4 CPU) 15:35:55 LINUX RESTART (4 CPU) 15:36:01 tps rtps wtps bread/s bwrtn/s 15:37:01 150.20 65.14 85.05 4259.11 40664.20 15:38:01 54.30 0.17 54.13 21.85 9584.81 15:39:01 95.15 17.39 77.76 603.13 12249.12 15:40:01 35.03 1.67 33.36 118.78 4404.33 Average: 83.67 21.09 62.58 1250.66 16725.53 15:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:37:01 5996264 7423676 2171148 26.58 36892 1570484 689992 7.49 574352 1432740 87976 15:38:01 5683916 7390488 2483496 30.41 57044 1811684 715996 7.77 607908 1674120 145136 15:39:01 4811684 6745728 3355728 41.09 65172 2023172 1321592 14.34 1300024 1836264 8620 15:40:01 5319808 7366524 2847604 34.87 69208 2129616 721412 7.83 722516 1903304 25112 Average: 5452918 7231604 2714494 33.24 57079 1883739 862248 9.36 801200 1711607 66711 15:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:37:01 ens3 422.69 223.51 1443.99 64.82 0.00 0.00 0.00 0.00 15:37:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 15:38:01 ens3 44.02 35.31 393.75 4.24 0.00 0.00 0.00 0.00 15:38:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:39:01 ens3 431.36 448.63 3121.48 76.19 0.00 0.00 0.00 0.00 15:39:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 15:40:01 ens3 145.56 146.94 652.09 37.32 0.00 0.00 0.00 0.00 15:40:01 lo 1.32 1.32 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 260.89 213.59 1402.77 45.64 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2200) 05/30/26 _x86_64_ (4 CPU) 15:35:55 LINUX RESTART (4 CPU) 15:36:01 CPU %user %nice %system %iowait %steal %idle 15:37:01 all 22.52 0.00 2.85 4.97 1.52 68.14 15:37:01 0 15.78 0.00 2.71 9.71 1.40 70.39 15:37:01 1 28.79 0.00 1.95 3.93 1.65 63.67 15:37:01 2 24.85 0.00 5.20 3.39 1.77 64.79 15:37:01 3 20.64 0.00 1.53 2.88 1.25 73.69 15:38:01 all 20.66 0.00 1.37 1.66 1.19 75.12 15:38:01 0 17.33 0.00 1.20 0.70 0.96 79.81 15:38:01 1 23.63 0.00 1.40 0.88 0.92 73.17 15:38:01 2 28.79 0.00 1.40 0.22 1.12 68.48 15:38:01 3 12.98 0.00 1.47 4.80 1.76 78.99 15:39:01 all 42.13 0.00 2.43 1.59 3.35 50.50 15:39:01 0 42.09 0.00 1.58 0.63 3.17 52.54 15:39:01 1 40.04 0.00 2.24 3.02 3.00 51.69 15:39:01 2 41.95 0.00 3.45 1.03 3.78 49.79 15:39:01 3 44.41 0.00 2.46 1.68 3.45 48.01 15:40:01 all 28.37 0.00 1.39 0.81 1.28 68.16 15:40:01 0 13.22 0.00 1.11 1.04 0.93 83.71 15:40:01 1 14.44 0.00 0.48 0.02 0.95 84.12 15:40:01 2 45.76 0.00 2.38 1.89 1.78 48.19 15:40:01 3 40.14 0.00 1.56 0.28 1.48 56.54 Average: all 28.44 0.00 2.01 2.25 1.84 65.47 Average: 0 22.11 0.00 1.64 3.01 1.62 71.62 Average: 1 26.73 0.00 1.52 1.96 1.63 68.16 Average: 2 35.36 0.00 3.11 1.63 2.11 57.80 Average: 3 29.54 0.00 1.76 2.41 1.99 64.30