---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1271 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 434 1360 0 2148 3246 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:15:f1:b7 brd ff:ff:ff:ff:ff:ff inet 10.32.7.136/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86124sec preferred_lft 86124sec inet6 fe80::f816:3eff:fe15:f1b7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1271) 07/25/25 _x86_64_ (4 CPU) 14:54:52 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 125.34 54.40 70.94 3574.68 28251.65 14:57:01 81.84 26.25 55.59 1546.81 9683.45 14:58:01 67.21 13.63 53.58 671.24 7063.38 14:59:01 23.78 0.35 23.43 33.73 4808.53 Average: 74.54 23.66 50.89 1456.67 12452.19 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 1885964 3329936 2152680 53.30 37228 1570652 652364 12.82 569116 1428644 88552 14:57:01 1591120 3303508 2447524 60.60 57216 1803408 705504 13.87 612476 1648528 104572 14:58:01 1443388 3370896 2595256 64.26 63016 2007264 567028 11.15 659352 1738676 128320 14:59:01 1419776 3351916 2618868 64.85 65132 2009680 583544 11.47 684552 1736764 13332 Average: 1585062 3339064 2453582 60.75 55648 1847751 627110 12.33 631374 1638153 83694 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 322.24 218.69 1437.50 65.06 0.00 0.00 0.00 0.00 14:56:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:57:01 ens3 60.46 38.91 425.59 15.05 0.00 0.00 0.00 0.00 14:57:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 14:58:01 ens3 269.84 315.21 1275.40 661.80 0.00 0.00 0.00 0.00 14:58:01 lo 1.23 1.23 0.11 0.11 0.00 0.00 0.00 0.00 14:59:01 ens3 11.78 12.21 9.34 6.02 0.00 0.00 0.00 0.00 14:59:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 166.09 146.27 787.00 187.00 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1271) 07/25/25 _x86_64_ (4 CPU) 14:54:52 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 22.10 0.00 1.88 3.62 1.51 70.89 14:56:01 0 14.09 0.00 1.18 1.33 1.06 82.34 14:56:01 1 10.21 0.00 1.61 6.32 1.11 80.75 14:56:01 2 33.20 0.00 2.03 4.92 2.05 57.80 14:56:01 3 30.95 0.00 2.69 1.91 1.83 62.62 14:57:01 all 22.24 0.00 1.44 2.20 1.33 72.79 14:57:01 0 4.99 0.00 0.52 1.03 0.50 92.96 14:57:01 1 16.76 0.00 1.46 1.73 1.13 78.92 14:57:01 2 25.17 0.00 1.87 5.19 1.90 65.87 14:57:01 3 42.00 0.00 1.93 0.83 1.80 53.45 14:58:01 all 36.47 0.00 1.85 1.26 2.52 57.90 14:58:01 0 28.75 0.00 1.63 0.75 2.24 66.63 14:58:01 1 27.51 0.00 1.85 1.34 2.25 67.05 14:58:01 2 50.47 0.00 2.21 1.46 3.16 42.69 14:58:01 3 39.13 0.00 1.71 1.50 2.39 55.27 14:59:01 all 21.27 0.00 0.83 0.63 1.15 76.12 14:59:01 0 4.68 0.00 0.35 0.02 1.02 93.94 14:59:01 1 4.28 0.00 0.35 0.13 0.38 94.86 14:59:01 2 68.18 0.00 1.97 1.82 2.15 25.88 14:59:01 3 8.28 0.00 0.68 0.58 1.06 89.41 Average: all 25.51 0.00 1.50 1.93 1.63 69.43 Average: 0 13.11 0.00 0.92 0.78 1.21 83.98 Average: 1 14.67 0.00 1.32 2.39 1.22 80.40 Average: 2 44.21 0.00 2.02 3.35 2.31 48.10 Average: 3 30.07 0.00 1.75 1.20 1.77 65.21