---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10110 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: 2799.998 BogoMIPS: 5599.99 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 7.6G 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 496 5386 0 2092 7201 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:03:16:06 brd ff:ff:ff:ff:ff:ff inet 10.32.6.34/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86116sec preferred_lft 86116sec inet6 fe80::f816:3eff:fe03:1606/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10110) 11/24/25 _x86_64_ (4 CPU) 19:13:00 LINUX RESTART (4 CPU) 19:14:01 tps rtps wtps bread/s bwrtn/s 19:15:01 56.24 0.22 56.02 26.66 9154.07 19:16:01 77.45 18.55 58.91 669.89 8281.55 19:17:01 21.20 0.90 20.30 57.19 4310.75 Average: 51.63 6.55 45.08 251.25 7248.79 19:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:15:01 5754956 7404456 2412464 29.54 55844 1758440 690704 7.49 609984 1608984 133396 19:16:01 5495216 7345192 2672204 32.72 62636 1947016 724708 7.86 756016 1714056 101860 19:17:01 5567512 7422364 2599908 31.83 64532 1949584 635008 6.89 686232 1710612 9068 Average: 5605895 7390671 2561525 31.36 61004 1885013 683473 7.42 684077 1677884 81441 19:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:15:01 ens3 47.03 37.48 646.13 4.82 0.00 0.00 0.00 0.00 19:15:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 19:16:01 ens3 326.15 303.00 1409.11 61.23 0.00 0.00 0.00 0.00 19:16:01 lo 1.77 1.77 0.17 0.17 0.00 0.00 0.00 0.00 19:17:01 ens3 55.84 58.47 28.03 527.58 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 Average: ens3 143.00 132.98 694.42 197.88 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 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10110) 11/24/25 _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 20.17 0.00 1.07 2.10 1.56 75.11 19:15:01 0 0.94 0.00 0.33 6.76 0.86 91.10 19:15:01 1 28.15 0.00 1.71 0.35 1.20 68.59 19:15:01 2 36.04 0.00 1.49 1.21 1.96 59.30 19:15:01 3 15.59 0.00 0.74 0.08 2.23 81.36 19:16:01 all 39.78 0.00 1.89 1.41 4.11 52.81 19:16:01 0 35.87 0.00 2.29 2.44 4.31 55.09 19:16:01 1 39.18 0.00 1.48 1.40 3.56 54.37 19:16:01 2 54.29 0.00 1.46 0.69 4.23 39.33 19:16:01 3 29.88 0.00 2.33 1.11 4.36 62.33 19:17:01 all 20.97 0.00 1.10 0.87 1.47 75.58 19:17:01 0 8.22 0.00 1.01 2.36 0.81 87.60 19:17:01 1 2.91 0.00 0.53 0.71 1.25 94.60 19:17:01 2 14.24 0.00 1.02 0.03 1.45 83.25 19:17:01 3 58.57 0.00 1.89 0.38 2.35 36.81 Average: all 26.99 0.00 1.36 1.46 2.38 67.81 Average: 0 15.06 0.00 1.21 3.85 2.00 77.88 Average: 1 23.41 0.00 1.24 0.82 2.01 72.52 Average: 2 34.85 0.00 1.32 0.65 2.55 60.64 Average: 3 34.61 0.00 1.65 0.53 2.98 60.22