---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9743 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 465 5359 0 2151 7231 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:1d:37:f3 brd ff:ff:ff:ff:ff:ff inet 10.32.6.82/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fe1d:37f3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9743) 11/20/25 _x86_64_ (4 CPU) 12:46:54 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 142.66 60.29 82.37 3923.08 39947.09 12:49:01 71.76 17.16 54.60 1227.06 9584.14 12:50:01 78.25 21.21 57.04 961.97 8007.20 12:51:01 23.21 0.90 22.31 51.06 4771.47 Average: 78.97 24.89 54.08 1540.78 15577.23 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 6018900 7410816 2148520 26.31 36480 1535428 705884 7.66 588316 1395876 72124 12:49:01 5784240 7472708 2383180 29.18 57120 1795088 805944 8.75 541016 1645924 135432 12:50:01 5510316 7422024 2657104 32.53 63232 2007108 666116 7.23 709644 1740904 127544 12:51:01 5491964 7406864 2675456 32.76 65164 2008352 680872 7.39 732528 1736068 9064 Average: 5701355 7428103 2466065 30.19 55499 1836494 714704 7.76 642876 1629693 86041 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:48:01 ens3 404.08 214.23 1188.07 64.82 0.00 0.00 0.00 0.00 12:49:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 12:49:01 ens3 83.52 51.13 703.86 13.77 0.00 0.00 0.00 0.00 12:50:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 12:50:01 ens3 245.51 267.41 1252.47 46.95 0.00 0.00 0.00 0.00 12:51:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 12:51:01 ens3 52.41 61.37 28.69 597.85 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 196.38 148.53 793.27 180.84 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9743) 11/20/25 _x86_64_ (4 CPU) 12:46:54 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 21.17 0.00 2.77 4.68 1.76 69.63 12:48:01 0 12.30 0.00 1.58 7.77 1.26 77.08 12:48:01 1 8.92 0.00 1.65 4.70 1.33 83.39 12:48:01 2 28.37 0.00 2.61 4.55 2.16 62.31 12:48:01 3 35.00 0.00 5.25 1.71 2.29 55.75 12:49:01 all 21.03 0.00 1.38 1.94 1.10 74.55 12:49:01 0 13.87 0.00 1.20 1.21 0.70 83.03 12:49:01 1 11.45 0.00 1.15 0.75 0.86 85.79 12:49:01 2 17.36 0.00 1.27 5.07 1.02 75.29 12:49:01 3 41.43 0.00 1.93 0.73 1.81 54.10 12:50:01 all 37.37 0.00 1.89 1.09 3.38 56.26 12:50:01 0 25.28 0.00 1.53 1.13 2.74 69.33 12:50:01 1 36.18 0.00 1.96 1.00 3.22 57.65 12:50:01 2 26.13 0.00 1.98 1.94 3.61 66.34 12:50:01 3 62.05 0.00 2.06 0.27 3.97 31.65 12:51:01 all 20.98 0.00 0.98 0.74 1.01 76.28 12:51:01 0 7.17 0.00 0.62 0.28 0.47 91.47 12:51:01 1 19.02 0.00 1.10 0.73 1.00 78.16 12:51:01 2 2.42 0.00 0.53 1.79 0.71 94.55 12:51:01 3 55.37 0.00 1.70 0.18 1.86 40.89 Average: all 25.15 0.00 1.76 2.11 1.81 69.17 Average: 0 14.66 0.00 1.23 2.60 1.29 80.22 Average: 1 18.91 0.00 1.46 1.79 1.60 76.24 Average: 2 18.58 0.00 1.60 3.33 1.88 74.62 Average: 3 48.46 0.00 2.73 0.72 2.48 45.60