---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1436 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 7.9G 12G 42% / 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 488 4913 0 2573 7200 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:82:9e:6d brd ff:ff:ff:ff:ff:ff inet 10.32.7.192/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85887sec preferred_lft 85887sec inet6 fe80::f816:3eff:fe82:9e6d/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-1436) 04/25/26 _x86_64_ (4 CPU) 21:24:02 LINUX RESTART (4 CPU) 21:25:01 tps rtps wtps bread/s bwrtn/s 21:26:01 70.50 16.68 53.82 1183.67 8770.27 21:27:01 51.45 13.26 38.19 476.51 13921.36 21:28:02 8.78 0.02 8.76 0.13 314.80 21:29:01 36.83 10.34 26.50 733.04 3689.05 21:30:01 3.72 0.32 3.40 9.06 169.28 21:31:01 21.43 3.20 18.23 90.12 1898.48 21:32:01 32.49 1.27 31.23 98.52 6134.18 Average: 32.16 6.43 25.73 369.25 4988.06 21:25:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:26:01 5780944 7462364 2386468 29.22 56572 1789312 610928 6.63 546512 1645152 129844 21:27:01 5267940 7248496 2899472 35.50 58564 2081672 805012 8.73 786544 1906876 1060 21:28:02 5254616 7242268 2912796 35.66 60464 2085948 805012 8.73 794716 1910412 2112 21:29:01 4158436 6271616 4008976 49.09 62928 2205332 1980724 21.49 1795852 1994236 3884 21:30:01 4070256 6184208 4097156 50.16 63012 2205704 2065724 22.41 1887896 1988816 80 21:31:01 3999972 6310260 4167440 51.03 65608 2395368 1650196 17.91 1816632 2124228 137520 21:32:01 5051532 7389608 3115880 38.15 68884 2419268 683496 7.42 763344 2127364 24560 Average: 4797671 6872689 3369741 41.26 62290 2168943 1228727 13.33 1198785 1956726 42723 21:25:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:26:01 ens3 82.24 64.07 815.98 13.47 0.00 0.00 0.00 0.00 21:26:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 21:27:01 ens3 213.68 173.63 4645.82 22.08 0.00 0.00 0.00 0.00 21:27:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 21:28:02 ens3 58.58 84.06 61.90 13.50 0.00 0.00 0.00 0.00 21:28:02 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:29:01 ens3 232.06 256.81 1614.36 38.08 0.00 0.00 0.00 0.00 21:29:01 lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 21:30:01 ens3 12.51 8.41 2.84 2.39 0.00 0.00 0.00 0.00 21:30:01 lo 12.50 12.50 4.39 4.39 0.00 0.00 0.00 0.00 21:31:01 ens3 171.42 179.09 888.95 30.87 0.00 0.00 0.00 0.00 21:31:01 lo 17.13 17.13 3.63 3.63 0.00 0.00 0.00 0.00 21:32:01 ens3 67.09 66.86 233.05 18.15 0.00 0.00 0.00 0.00 21:32:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 119.38 118.66 1179.34 19.75 0.00 0.00 0.00 0.00 Average: lo 4.68 4.68 1.19 1.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1436) 04/25/26 _x86_64_ (4 CPU) 21:24:02 LINUX RESTART (4 CPU) 21:25:01 CPU %user %nice %system %iowait %steal %idle 21:26:01 all 21.01 0.00 1.40 2.16 0.95 74.47 21:26:01 0 66.38 0.00 3.37 0.93 1.82 27.50 21:26:01 1 11.09 0.00 0.98 5.64 0.38 81.90 21:26:01 2 4.22 0.00 0.48 0.08 0.82 94.39 21:26:01 3 2.67 0.00 0.80 2.01 0.78 93.74 21:27:01 all 15.35 0.00 0.99 0.99 0.93 81.74 21:27:01 0 23.43 0.00 0.58 0.10 1.08 74.80 21:27:01 1 10.79 0.00 0.82 1.22 0.85 86.33 21:27:01 2 13.25 0.00 1.42 1.10 0.94 83.29 21:27:01 3 13.93 0.00 1.12 1.57 0.85 82.53 21:28:02 all 4.31 0.00 0.37 0.04 0.22 95.06 21:28:02 0 4.13 0.00 0.07 0.00 0.22 95.59 21:28:02 1 6.51 0.00 0.55 0.00 0.22 92.72 21:28:02 2 1.09 0.00 0.22 0.12 0.07 98.51 21:28:02 3 5.52 0.00 0.67 0.03 0.35 93.42 21:29:01 all 42.94 0.00 1.54 0.67 2.96 51.88 21:29:01 0 45.63 0.00 1.58 0.61 2.97 49.22 21:29:01 1 38.30 0.00 1.60 1.16 3.04 55.90 21:29:01 2 47.59 0.00 1.67 0.79 2.99 46.96 21:29:01 3 40.25 0.00 1.30 0.12 2.87 55.45 21:30:01 all 8.00 0.00 0.50 0.04 0.80 90.66 21:30:01 0 7.21 0.00 0.50 0.02 0.73 91.54 21:30:01 1 8.54 0.00 0.50 0.12 0.80 90.04 21:30:01 2 8.94 0.00 0.45 0.00 0.77 89.83 21:30:01 3 7.29 0.00 0.57 0.00 0.90 91.25 21:31:01 all 12.80 0.00 1.01 0.09 1.07 85.03 21:31:01 0 13.56 0.00 1.22 0.03 1.07 84.12 21:31:01 1 10.55 0.00 1.03 0.08 1.10 87.24 21:31:01 2 16.67 0.00 0.65 0.02 0.90 81.76 21:31:01 3 10.41 0.00 1.16 0.25 1.20 86.98 21:32:01 all 21.62 0.00 1.15 0.95 1.18 75.11 21:32:01 0 13.11 0.00 1.00 0.25 0.75 84.90 21:32:01 1 10.17 0.00 0.96 3.09 1.05 84.74 21:32:01 2 8.71 0.00 0.73 0.02 0.95 89.60 21:32:01 3 54.63 0.00 1.88 0.42 1.96 41.11 Average: all 17.96 0.00 0.99 0.71 1.15 79.18 Average: 0 24.71 0.00 1.19 0.28 1.23 72.60 Average: 1 13.66 0.00 0.92 1.62 1.06 82.75 Average: 2 14.29 0.00 0.80 0.30 1.06 83.55 Average: 3 19.20 0.00 1.07 0.63 1.27 77.83