---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7681 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 435 5445 0 2095 7262 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:a5:87:40 brd ff:ff:ff:ff:ff:ff inet 10.32.6.216/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86125sec preferred_lft 86125sec inet6 fe80::f816:3eff:fea5:8740/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7681) 10/29/25 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:03 142.11 71.40 70.71 4320.24 40000.55 19:15:01 70.21 12.65 57.56 304.50 9922.01 19:16:01 67.08 6.43 60.65 400.27 8017.47 19:17:01 23.15 0.90 22.25 57.19 4359.81 Average: 75.69 22.94 52.75 1278.96 15624.82 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:03 6056876 7451464 2110544 25.84 36504 1538504 682740 7.41 550236 1399308 72412 19:15:01 5832588 7495132 2334832 28.59 57180 1769392 582396 6.32 520292 1620276 135024 19:16:01 5528092 7382540 2639328 32.32 62848 1950912 710376 7.71 717868 1717644 114444 19:17:01 5572708 7431988 2594712 31.77 64952 1953588 668720 7.26 676324 1713636 10276 Average: 5747566 7440281 2419854 29.63 55371 1803099 661058 7.17 616180 1612716 83039 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:03 ens3 329.04 186.62 1183.14 62.33 0.00 0.00 0.00 0.00 19:14:03 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 85.88 50.85 725.28 13.96 0.00 0.00 0.00 0.00 19:15:01 lo 1.24 1.24 0.12 0.12 0.00 0.00 0.00 0.00 19:16:01 ens3 239.22 265.47 1243.19 55.08 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 19:17:01 ens3 51.31 56.96 28.85 525.01 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 177.13 140.72 795.71 165.35 0.00 0.00 0.00 0.00 Average: lo 1.22 1.22 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-7681) 10/29/25 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:03 all 20.97 0.00 2.97 5.71 2.67 67.68 19:14:03 0 15.61 0.00 1.58 6.24 2.14 74.44 19:14:03 1 23.06 0.00 2.31 3.72 2.29 68.61 19:14:03 2 24.86 0.00 2.50 5.07 3.42 64.15 19:14:03 3 20.31 0.00 5.49 7.84 2.80 63.55 19:15:01 all 20.92 0.00 1.46 2.18 1.02 74.42 19:15:01 0 24.88 0.00 2.08 6.26 1.17 65.60 19:15:01 1 34.38 0.00 1.91 0.60 1.26 61.85 19:15:01 2 22.02 0.00 1.41 1.43 1.22 73.92 19:15:01 3 2.41 0.00 0.45 0.43 0.43 96.28 19:16:01 all 37.81 0.00 1.70 1.17 4.21 55.11 19:16:01 0 37.85 0.00 1.29 1.59 4.00 55.27 19:16:01 1 42.95 0.00 1.50 0.43 4.03 51.09 19:16:01 2 38.42 0.00 2.69 1.90 4.77 52.23 19:16:01 3 32.01 0.00 1.28 0.75 4.08 61.89 19:17:01 all 20.62 0.00 0.99 0.98 1.07 76.33 19:17:01 0 1.25 0.00 0.72 2.69 0.33 95.00 19:17:01 1 59.66 0.00 1.46 0.40 2.20 36.28 19:17:01 2 3.74 0.00 0.53 0.65 0.93 94.15 19:17:01 3 17.78 0.00 1.25 0.18 0.83 79.95 Average: all 25.13 0.00 1.78 2.51 2.26 68.31 Average: 0 19.89 0.00 1.41 4.18 1.92 72.60 Average: 1 40.07 0.00 1.80 1.29 2.46 54.39 Average: 2 22.29 0.00 1.79 2.27 2.60 71.04 Average: 3 18.27 0.00 2.13 2.32 2.05 75.23