---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1826 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 470 5354 0 2151 7227 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:2e:4a:43 brd ff:ff:ff:ff:ff:ff inet 10.32.6.89/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fe2e:4a43/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1826) 12/27/25 _x86_64_ (4 CPU) 14:54:56 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 153.61 68.57 85.04 4310.21 40715.10 14:57:01 86.59 30.04 56.55 1700.90 9317.29 14:58:01 65.82 9.25 56.57 512.98 8151.17 14:59:01 22.21 0.35 21.86 33.73 3614.20 Average: 82.06 27.05 55.01 1639.46 15449.19 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5969476 7391548 2197936 26.91 37084 1564912 720976 7.82 608116 1425116 86264 14:57:01 5646096 7351196 2521316 30.87 57960 1810784 778988 8.45 668372 1654216 104628 14:58:01 5518688 7433216 2648724 32.43 63260 2009832 643260 6.98 700396 1739988 95456 14:59:01 5528308 7444844 2639104 32.31 65268 2009736 628448 6.82 694104 1736868 11612 Average: 5665642 7405201 2501770 30.63 55893 1848816 692918 7.52 667747 1639047 74490 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 448.34 248.29 1504.73 67.45 0.00 0.00 0.00 0.00 14:56:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 14:57:01 ens3 100.73 69.23 481.40 18.83 0.00 0.00 0.00 0.00 14:57:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 14:58:01 ens3 296.72 308.35 1256.26 644.58 0.00 0.00 0.00 0.00 14:58:01 lo 1.50 1.50 0.13 0.13 0.00 0.00 0.00 0.00 14:59:01 ens3 12.56 12.41 9.23 5.93 0.00 0.00 0.00 0.00 14:59:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 214.58 159.57 812.89 184.19 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 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-1826) 12/27/25 _x86_64_ (4 CPU) 14:54:56 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 22.89 0.00 2.80 4.92 1.34 68.05 14:56:01 0 33.07 0.00 2.62 7.59 1.49 55.23 14:56:01 1 16.26 0.00 4.85 3.83 1.12 73.95 14:56:01 2 26.54 0.00 2.20 1.82 1.47 67.98 14:56:01 3 15.76 0.00 1.56 6.44 1.30 74.94 14:57:01 all 25.03 0.00 1.56 2.04 1.17 70.21 14:57:01 0 40.03 0.00 2.57 2.54 1.60 53.26 14:57:01 1 20.45 0.00 1.37 0.08 0.85 77.25 14:57:01 2 9.28 0.00 0.92 4.46 0.98 84.36 14:57:01 3 30.37 0.00 1.35 1.08 1.25 65.95 14:58:01 all 34.22 0.00 1.75 1.25 1.87 60.91 14:58:01 0 29.04 0.00 1.76 0.55 1.65 66.99 14:58:01 1 26.88 0.00 1.05 0.18 1.70 70.19 14:58:01 2 27.57 0.00 1.97 3.30 1.92 65.24 14:58:01 3 53.44 0.00 2.22 0.95 2.24 41.15 14:59:01 all 21.35 0.00 0.85 0.62 0.88 76.30 14:59:01 0 22.55 0.00 1.00 0.07 0.82 75.57 14:59:01 1 35.04 0.00 1.15 0.13 1.23 62.45 14:59:01 2 3.55 0.00 0.42 0.60 0.65 94.78 14:59:01 3 24.26 0.00 0.83 1.67 0.82 72.42 Average: all 25.87 0.00 1.74 2.21 1.31 68.87 Average: 0 31.17 0.00 1.99 2.68 1.39 62.77 Average: 1 24.67 0.00 2.10 1.06 1.22 70.95 Average: 2 16.72 0.00 1.37 2.54 1.25 78.11 Average: 3 30.94 0.00 1.49 2.54 1.40 63.64