---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8909 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 7.5G 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 484 5401 0 2089 7213 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:ee:4d:d5 brd ff:ff:ff:ff:ff:ff inet 10.32.6.40/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:feee:4dd5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8909) 03/14/26 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 166.94 84.04 82.90 4921.05 40243.04 19:15:01 65.97 12.22 53.75 292.27 9551.20 19:16:01 65.16 6.38 58.78 398.27 7702.77 19:17:01 23.88 1.28 22.60 70.12 4438.59 Average: 80.49 25.98 54.51 1420.43 15483.82 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 6020868 7411912 2146552 26.28 36320 1535276 690740 7.50 589604 1395936 68928 19:15:01 5722716 7379644 2444704 29.93 56800 1764660 822880 8.93 640156 1611380 128348 19:16:01 5480232 7335828 2687188 32.90 62448 1952940 742140 8.05 764828 1718592 109136 19:17:01 5521256 7377444 2646164 32.40 64672 1951480 686168 7.45 730272 1711472 10848 Average: 5686268 7376207 2481152 30.38 55060 1801089 735482 7.98 681215 1609345 79315 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 376.50 196.98 1243.84 63.47 0.00 0.00 0.00 0.00 19:14:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 19:15:01 ens3 73.20 54.20 711.72 15.24 0.00 0.00 0.00 0.00 19:15:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 19:16:01 ens3 236.09 251.62 1233.10 43.80 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 62.96 62.97 36.24 532.89 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 187.19 141.45 806.25 163.85 0.00 0.00 0.00 0.00 Average: lo 1.26 1.26 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8909) 03/14/26 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 20.54 0.00 2.85 6.55 2.74 67.32 19:14:01 0 9.92 0.00 4.30 5.90 1.86 78.02 19:14:01 1 25.66 0.00 2.04 11.40 2.87 58.04 19:14:01 2 25.30 0.00 2.61 4.77 3.27 64.06 19:14:01 3 21.22 0.00 2.45 4.17 2.96 69.21 19:15:01 all 20.89 0.00 1.46 2.25 1.86 73.54 19:15:01 0 2.64 0.00 0.37 0.05 0.75 96.20 19:15:01 1 23.34 0.00 1.60 5.92 1.87 67.27 19:15:01 2 53.28 0.00 3.35 2.90 3.48 36.99 19:15:01 3 4.12 0.00 0.55 0.10 1.33 93.90 19:16:01 all 37.09 0.00 1.83 1.33 5.03 54.71 19:16:01 0 45.73 0.00 1.62 0.36 4.80 47.49 19:16:01 1 28.17 0.00 2.36 2.61 4.90 61.96 19:16:01 2 41.38 0.00 1.30 1.68 4.86 50.77 19:16:01 3 33.16 0.00 1.99 0.70 5.54 58.60 19:17:01 all 20.21 0.00 1.04 1.17 1.58 75.98 19:17:01 0 8.39 0.00 0.45 0.28 0.91 89.97 19:17:01 1 9.05 0.00 0.85 3.55 1.19 85.37 19:17:01 2 24.76 0.00 1.35 0.36 2.40 71.13 19:17:01 3 38.63 0.00 1.53 0.51 1.84 57.49 Average: all 24.70 0.00 1.80 2.83 2.81 67.87 Average: 0 16.71 0.00 1.68 1.65 2.08 77.87 Average: 1 21.56 0.00 1.71 5.87 2.71 68.15 Average: 2 36.17 0.00 2.15 2.43 3.50 55.75 Average: 3 24.31 0.00 1.63 1.37 2.93 69.77