---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6497 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 470 5415 0 2089 7227 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:7c:75:e1 brd ff:ff:ff:ff:ff:ff inet 10.32.7.75/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:fe7c:75e1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6497) 02/12/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 151.46 65.46 86.00 4328.35 40814.95 19:15:01 70.44 12.83 57.61 310.21 8879.19 19:16:01 60.86 6.80 54.06 417.80 9749.44 19:17:01 22.70 0.37 22.33 33.86 1442.16 Average: 76.36 21.36 55.00 1272.55 15221.43 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5974004 7398472 2193416 26.86 37296 1567248 720564 7.82 602500 1425828 86432 19:15:01 5591684 7255824 2575736 31.54 58680 1768780 881848 9.57 768020 1608980 101516 19:16:01 5538436 7389708 2628984 32.19 63520 1947280 705088 7.65 714900 1709120 25972 19:17:01 5495840 7351588 2671580 32.71 65572 1949372 737092 8.00 756940 1708956 9600 Average: 5649991 7348898 2517429 30.82 56267 1808170 761148 8.26 710590 1613221 55880 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 19:14:01 ens3 443.58 260.01 1521.44 66.58 0.00 0.00 0.00 0.00 19:15:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 117.31 94.05 480.72 24.41 0.00 0.00 0.00 0.00 19:16:01 lo 1.70 1.70 0.15 0.15 0.00 0.00 0.00 0.00 19:16:01 ens3 271.87 284.85 1215.91 575.05 0.00 0.00 0.00 0.00 19:17:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:17:01 ens3 12.28 13.16 9.53 6.28 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 211.26 163.02 806.90 168.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6497) 02/12/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.22 0.00 2.64 4.82 1.09 69.22 19:14:01 0 16.34 0.00 1.84 2.92 0.84 78.07 19:14:01 1 22.72 0.00 2.07 6.92 1.09 67.21 19:14:01 2 12.36 0.00 1.76 8.00 1.09 76.79 19:14:01 3 37.45 0.00 4.91 1.45 1.39 54.81 19:15:01 all 27.93 0.00 1.57 1.51 1.49 67.51 19:15:01 0 23.63 0.00 1.35 2.26 1.45 71.30 19:15:01 1 18.31 0.00 0.93 2.40 1.18 77.18 19:15:01 2 29.27 0.00 1.88 0.93 1.37 66.54 19:15:01 3 40.51 0.00 2.08 0.45 1.97 54.98 19:16:01 all 33.82 0.00 1.76 0.85 1.76 61.80 19:16:01 0 34.02 0.00 1.62 0.42 1.92 62.03 19:16:01 1 19.50 0.00 1.15 0.15 1.40 77.80 19:16:01 2 27.02 0.00 1.57 2.68 1.63 67.11 19:16:01 3 54.72 0.00 2.74 0.15 2.08 40.31 19:17:01 all 21.15 0.00 0.82 0.62 0.70 76.71 19:17:01 0 36.33 0.00 1.07 0.08 1.03 61.48 19:17:01 1 4.47 0.00 0.35 0.02 0.30 94.87 19:17:01 2 5.50 0.00 0.35 2.32 0.28 91.55 19:17:01 3 38.38 0.00 1.53 0.07 1.20 58.83 Average: all 26.28 0.00 1.70 1.95 1.26 68.81 Average: 0 27.59 0.00 1.47 1.42 1.31 68.21 Average: 1 16.23 0.00 1.12 2.36 0.99 79.30 Average: 2 18.54 0.00 1.39 3.48 1.09 75.50 Average: 3 42.77 0.00 2.82 0.53 1.66 52.23