---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6798 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 466 5333 0 2176 7230 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:d3:89:d7 brd ff:ff:ff:ff:ff:ff inet 10.32.6.50/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fed3:89d7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6798) 02/16/26 _x86_64_ (4 CPU) 12:46:54 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 144.56 56.41 88.15 3671.79 40801.48 12:49:01 87.63 30.62 57.01 1716.86 9078.73 12:50:01 68.22 8.72 59.51 508.85 7312.11 12:51:01 25.50 1.70 23.80 78.65 4922.91 Average: 81.45 24.33 57.12 1493.11 15555.79 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5940416 7383388 2227004 27.27 38776 1583208 727884 7.90 624324 1437788 102916 12:49:01 5595688 7303452 2571732 31.49 58356 1812936 803332 8.72 718460 1656980 100540 12:50:01 5463308 7397136 2704112 33.11 65584 2025760 691232 7.50 742828 1754568 117416 12:51:01 5488648 7429892 2678772 32.80 68004 2030372 656716 7.13 718692 1752436 8796 Average: 5622015 7378467 2545405 31.17 57680 1863069 719791 7.81 701076 1650443 82417 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 425.90 234.39 1468.53 65.79 0.00 0.00 0.00 0.00 12:48:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:49:01 ens3 94.12 95.44 524.15 21.83 0.00 0.00 0.00 0.00 12:49:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 12:50:01 ens3 309.85 345.23 1488.37 58.94 0.00 0.00 0.00 0.00 12:50:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 12:51:01 ens3 55.36 64.49 28.69 606.01 0.00 0.00 0.00 0.00 12:51:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 221.84 185.26 878.91 188.84 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 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-6798) 02/16/26 _x86_64_ (4 CPU) 12:46:54 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 22.12 0.00 2.69 4.14 1.13 69.92 12:48:02 0 25.24 0.00 5.37 6.32 1.27 61.81 12:48:02 1 17.36 0.00 1.37 7.33 1.00 72.95 12:48:02 2 34.25 0.00 2.64 1.79 1.37 59.96 12:48:02 3 11.70 0.00 1.33 1.15 0.87 84.94 12:49:01 all 26.07 0.00 1.75 1.80 1.32 69.06 12:49:01 0 27.07 0.00 1.32 2.31 1.37 67.93 12:49:01 1 12.96 0.00 1.03 2.75 1.10 82.16 12:49:01 2 51.70 0.00 3.49 1.70 2.02 41.10 12:49:01 3 12.57 0.00 1.20 0.42 0.78 85.02 12:50:01 all 44.16 0.00 2.48 0.98 2.73 49.65 12:50:01 0 49.32 0.00 2.18 2.07 2.68 43.75 12:50:01 1 42.84 0.00 2.82 0.99 2.66 50.70 12:50:01 2 36.85 0.00 1.65 0.17 2.61 58.72 12:50:01 3 47.64 0.00 3.28 0.70 2.97 45.42 12:51:01 all 20.97 0.00 0.99 0.74 0.78 76.52 12:51:01 0 50.20 0.00 1.66 1.93 1.43 44.78 12:51:01 1 21.78 0.00 0.92 0.67 0.65 75.98 12:51:01 2 10.73 0.00 0.91 0.37 0.65 87.34 12:51:01 3 1.16 0.00 0.47 0.00 0.42 97.95 Average: all 28.34 0.00 1.98 1.91 1.49 66.27 Average: 0 38.01 0.00 2.63 3.16 1.69 54.51 Average: 1 23.76 0.00 1.54 2.94 1.35 70.42 Average: 2 33.29 0.00 2.17 1.00 1.66 61.89 Average: 3 18.33 0.00 1.57 0.57 1.26 78.27