---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2824 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 41% / 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 416 1191 0 2336 3261 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:a3:6e:61 brd ff:ff:ff:ff:ff:ff inet 10.32.6.19/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fea3:6e61/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2824) 06/14/25 _x86_64_ (4 CPU) 15:07:53 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:02 145.06 54.46 90.60 3590.60 23494.48 15:10:01 82.61 30.30 52.31 1658.84 10757.50 15:11:01 10.51 0.00 10.51 0.00 474.85 15:12:01 52.84 2.13 50.71 115.05 9082.75 Average: 72.72 21.69 51.03 1339.79 10953.21 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:02 1809516 3378776 2229128 55.19 50524 1674092 586712 11.53 520308 1535188 169248 15:10:01 1463572 3208224 2575072 63.76 57604 1834908 748924 14.72 705200 1681580 4368 15:11:01 1435076 3187632 2603568 64.47 59672 1839740 761336 14.97 727600 1685396 1616 15:12:01 1167192 3287996 2871452 71.10 65024 2194752 643472 12.65 664348 2000528 119324 Average: 1468839 3265657 2569805 63.63 58206 1885873 685111 13.47 654364 1725673 73639 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 15:09:02 ens3 376.05 238.08 1613.11 67.45 0.00 0.00 0.00 0.00 15:10:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 15:10:01 ens3 127.74 115.96 971.28 22.42 0.00 0.00 0.00 0.00 15:11:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:11:01 ens3 61.56 87.92 67.89 14.14 0.00 0.00 0.00 0.00 15:12:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 15:12:01 ens3 619.31 601.23 4093.38 79.86 0.00 0.00 0.00 0.00 Average: lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 296.87 261.40 1689.41 46.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2824) 06/14/25 _x86_64_ (4 CPU) 15:07:53 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:02 all 21.12 0.00 1.75 4.04 0.06 73.02 15:09:02 0 12.87 0.00 1.39 4.28 0.05 81.41 15:09:02 1 7.00 0.00 1.00 7.45 0.03 84.52 15:09:02 2 42.95 0.00 2.51 1.27 0.10 53.16 15:09:02 3 21.73 0.00 2.11 3.16 0.05 72.96 15:10:01 all 13.38 0.00 0.78 1.62 0.06 84.16 15:10:01 0 8.92 0.00 0.46 0.88 0.05 89.69 15:10:01 1 14.72 0.00 0.92 3.51 0.03 80.81 15:10:01 2 17.83 0.00 1.13 1.26 0.05 79.73 15:10:01 3 12.02 0.00 0.65 0.82 0.07 86.45 15:11:01 all 4.19 0.00 0.23 0.04 0.03 95.51 15:11:01 0 2.15 0.00 0.07 0.05 0.03 97.70 15:11:01 1 5.32 0.00 0.10 0.12 0.03 94.43 15:11:01 2 1.52 0.00 0.17 0.00 0.03 98.28 15:11:01 3 7.73 0.00 0.58 0.00 0.05 91.64 15:12:01 all 14.73 0.00 1.22 0.73 0.05 83.26 15:12:01 0 12.39 0.00 0.50 1.20 0.03 85.88 15:12:01 1 11.56 0.00 1.05 1.25 0.03 86.11 15:12:01 2 21.94 0.00 1.49 0.15 0.07 76.35 15:12:01 3 13.05 0.00 1.85 0.30 0.07 84.73 Average: all 13.35 0.00 1.00 1.61 0.05 84.00 Average: 0 9.08 0.00 0.60 1.60 0.04 88.67 Average: 1 9.63 0.00 0.77 3.08 0.03 86.49 Average: 2 21.06 0.00 1.32 0.67 0.06 76.88 Average: 3 13.64 0.00 1.30 1.07 0.06 83.94