---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6964 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 7.6G 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 495 5385 0 2095 7202 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:af:5c:d6 brd ff:ff:ff:ff:ff:ff inet 10.32.7.167/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86092sec preferred_lft 86092sec inet6 fe80::f816:3eff:feaf:5cd6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6964) 10/20/25 _x86_64_ (4 CPU) 19:13:06 LINUX RESTART (4 CPU) 19:14:01 tps rtps wtps bread/s bwrtn/s 19:15:01 48.08 2.32 45.76 47.99 6756.34 19:16:01 84.84 17.31 67.52 638.69 11060.42 19:17:01 26.37 1.73 24.64 53.05 4339.35 19:18:01 23.08 0.37 22.71 33.86 1655.85 Average: 45.59 5.43 40.16 193.38 5952.75 19:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:15:01 5892496 7468600 2274924 27.85 51056 1695668 628008 6.81 540756 1555188 140572 19:16:01 5128340 6874056 3039080 37.21 61052 1845664 1238364 13.44 1172336 1665188 4432 19:17:01 5446208 7311688 2721212 33.32 64000 1960516 736488 7.99 796724 1720636 31696 19:18:01 5481792 7342388 2685628 32.88 65840 1954000 722300 7.84 768700 1713688 2056 Average: 5487209 7249183 2680211 32.82 60487 1863962 831290 9.02 819629 1663675 44689 19:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:15:01 ens3 63.06 45.76 838.57 5.51 0.00 0.00 0.00 0.00 19:15:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 19:16:01 ens3 227.53 213.58 1209.96 42.08 0.00 0.00 0.00 0.00 19:16:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 19:17:01 ens3 81.02 93.60 225.30 539.97 0.00 0.00 0.00 0.00 19:17:01 lo 1.17 1.17 0.10 0.10 0.00 0.00 0.00 0.00 19:18:01 ens3 11.83 12.10 9.14 5.86 0.00 0.00 0.00 0.00 19:18:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 95.86 91.26 570.71 148.37 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6964) 10/20/25 _x86_64_ (4 CPU) 19:13:06 LINUX RESTART (4 CPU) 19:14:01 CPU %user %nice %system %iowait %steal %idle 19:15:01 all 18.67 0.00 1.26 2.42 2.01 75.65 19:15:01 0 41.91 0.00 2.33 1.60 3.17 51.00 19:15:01 1 13.44 0.00 1.41 7.49 1.73 75.93 19:15:01 2 9.34 0.00 0.66 0.55 1.71 87.73 19:15:01 3 10.00 0.00 0.60 0.07 1.39 87.95 19:16:01 all 32.91 0.00 2.20 1.71 7.49 55.69 19:16:01 0 38.70 0.00 1.38 0.49 7.46 51.97 19:16:01 1 41.45 0.00 2.70 1.93 7.27 46.65 19:16:01 2 26.47 0.00 2.32 3.29 7.09 60.82 19:16:01 3 25.10 0.00 2.44 1.12 8.13 63.22 19:17:01 all 23.39 0.00 1.37 1.11 3.14 70.99 19:17:01 0 31.63 0.00 1.37 2.78 3.39 60.83 19:17:01 1 12.71 0.00 0.79 0.46 2.25 83.78 19:17:01 2 37.49 0.00 2.09 1.14 4.24 55.04 19:17:01 3 11.70 0.00 1.20 0.03 2.69 84.38 19:18:01 all 20.29 0.00 1.02 0.97 1.77 75.94 19:18:01 0 0.58 0.00 0.30 0.00 0.53 98.59 19:18:01 1 25.00 0.00 1.26 0.63 2.09 71.02 19:18:01 2 9.83 0.00 1.08 2.96 1.01 85.12 19:18:01 3 45.63 0.00 1.47 0.30 3.44 49.16 Average: all 23.86 0.00 1.47 1.55 3.62 69.50 Average: 0 28.25 0.00 1.34 1.22 3.65 65.54 Average: 1 23.24 0.00 1.55 2.62 3.35 69.23 Average: 2 20.85 0.00 1.55 1.99 3.54 72.07 Average: 3 23.11 0.00 1.43 0.38 3.94 71.13