---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1237 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 7.5G 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 473 5412 0 2089 7224 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:3f:ef:52 brd ff:ff:ff:ff:ff:ff inet 10.32.7.3/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fe3f:ef52/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1237) 04/23/26 _x86_64_ (4 CPU) 19:13:00 LINUX RESTART (4 CPU) 19:14:01 tps rtps wtps bread/s bwrtn/s 19:15:01 65.62 12.20 53.42 289.69 8884.25 19:16:01 64.63 6.43 58.20 400.07 7758.52 19:17:01 22.46 3.03 19.43 123.31 4269.96 Average: 50.91 7.22 43.69 271.04 6971.00 19:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:15:01 5825276 7480448 2342144 28.68 56792 1762820 602896 6.54 532984 1615260 129804 19:16:01 5502656 7349936 2664764 32.63 62336 1945280 730728 7.93 748092 1712208 101920 19:17:01 5575488 7430896 2591932 31.74 64092 1950612 651512 7.07 675708 1710864 10056 Average: 5634473 7420427 2532947 31.01 61073 1886237 661712 7.18 652261 1679444 80593 19:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:15:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 75.42 59.66 811.68 13.90 0.00 0.00 0.00 0.00 19:16:01 lo 0.83 0.83 0.08 0.08 0.00 0.00 0.00 0.00 19:16:01 ens3 242.53 252.11 1236.31 43.92 0.00 0.00 0.00 0.00 19:17:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 19:17:01 ens3 53.11 58.96 29.08 535.91 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 123.70 123.59 692.42 197.90 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1237) 04/23/26 _x86_64_ (4 CPU) 19:13:00 LINUX RESTART (4 CPU) 19:14:01 CPU %user %nice %system %iowait %steal %idle 19:15:01 all 21.13 0.00 1.44 1.85 1.00 74.59 19:15:01 0 24.03 0.00 1.73 0.52 1.06 72.66 19:15:01 1 19.66 0.00 1.10 0.77 0.82 77.66 19:15:01 2 11.65 0.00 1.17 5.43 0.67 81.09 19:15:01 3 29.15 0.00 1.78 0.70 1.46 66.91 19:16:01 all 41.80 0.00 1.99 0.99 2.62 52.60 19:16:01 0 42.02 0.00 1.25 0.17 2.66 53.92 19:16:01 1 38.38 0.00 1.77 1.18 2.37 56.31 19:16:01 2 52.83 0.00 2.45 2.14 3.00 39.58 19:16:01 3 33.99 0.00 2.52 0.45 2.48 60.56 19:17:01 all 20.98 0.00 1.33 0.63 0.89 76.17 19:17:01 0 38.50 0.00 2.05 0.10 1.28 58.07 19:17:01 1 20.38 0.00 1.20 0.85 0.85 76.72 19:17:01 2 19.43 0.00 1.20 1.33 1.18 76.86 19:17:01 3 5.57 0.00 0.85 0.25 0.25 93.08 Average: all 27.97 0.00 1.59 1.16 1.51 67.78 Average: 0 34.85 0.00 1.67 0.26 1.67 61.55 Average: 1 26.14 0.00 1.36 0.93 1.34 70.23 Average: 2 27.95 0.00 1.61 2.97 1.62 65.87 Average: 3 22.91 0.00 1.72 0.47 1.40 73.51