---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1802 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 491 5279 0 2205 7205 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:12:b5:8b brd ff:ff:ff:ff:ff:ff inet 10.32.7.91/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86142sec preferred_lft 86142sec inet6 fe80::f816:3eff:fe12:b58b/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-1802) 12/27/25 _x86_64_ (4 CPU) 10:41:43 LINUX RESTART (4 CPU) 10:42:01 tps rtps wtps bread/s bwrtn/s 10:43:01 98.57 28.61 69.96 947.71 5506.97 10:44:01 87.12 29.76 57.36 1637.99 10491.57 10:45:02 65.74 9.01 56.73 562.81 9539.14 Average: 83.80 22.45 61.35 1049.37 8513.01 10:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:43:01 5808528 7373688 2358892 28.88 47584 1688788 743420 8.07 663376 1512696 183536 10:44:01 5466380 7247808 2701040 33.07 59812 1883356 866828 9.41 772012 1727380 98776 10:45:02 5425976 7392608 2741444 33.57 65292 2058596 695424 7.55 714340 1816860 23176 Average: 5566961 7338035 2600459 31.84 57563 1876913 768557 8.34 716576 1685645 101829 10:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:43:01 ens3 273.37 171.49 1089.72 48.02 0.00 0.00 0.00 0.00 10:43:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 10:44:01 ens3 158.11 130.61 1598.46 25.76 0.00 0.00 0.00 0.00 10:44:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 10:45:02 ens3 233.94 260.11 1410.59 43.23 0.00 0.00 0.00 0.00 10:45:02 lo 0.57 0.57 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 221.81 187.42 1366.29 39.01 0.00 0.00 0.00 0.00 Average: lo 0.88 0.88 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1802) 12/27/25 _x86_64_ (4 CPU) 10:41:43 LINUX RESTART (4 CPU) 10:42:01 CPU %user %nice %system %iowait %steal %idle 10:43:01 all 22.86 0.00 1.46 3.05 1.05 71.57 10:43:01 0 27.58 0.00 1.99 5.01 1.12 64.31 10:43:01 1 8.28 0.00 0.73 0.80 0.70 89.49 10:43:01 2 25.20 0.00 1.62 0.88 1.18 71.11 10:43:01 3 30.46 0.00 1.52 5.52 1.23 61.28 10:44:01 all 28.61 0.00 1.57 2.00 1.39 66.44 10:44:01 0 27.40 0.00 0.97 1.20 1.20 69.24 10:44:01 1 27.26 0.00 1.36 1.01 1.41 68.95 10:44:01 2 39.96 0.00 1.93 0.53 1.80 55.78 10:44:01 3 19.81 0.00 2.02 5.23 1.15 71.80 10:45:02 all 31.86 0.00 1.76 1.13 1.82 63.42 10:45:02 0 20.18 0.00 1.18 0.23 1.54 76.87 10:45:02 1 32.56 0.00 1.88 0.90 1.83 62.84 10:45:02 2 23.89 0.00 1.38 2.76 1.68 70.29 10:45:02 3 50.83 0.00 2.63 0.65 2.23 43.67 Average: all 27.78 0.00 1.60 2.06 1.42 67.14 Average: 0 25.05 0.00 1.38 2.14 1.29 70.15 Average: 1 22.70 0.00 1.32 0.90 1.31 73.76 Average: 2 29.68 0.00 1.64 1.39 1.55 65.73 Average: 3 33.71 0.00 2.05 3.80 1.54 58.90