---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3767 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 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 5363 0 2146 7231 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:cf:2d:5f brd ff:ff:ff:ff:ff:ff inet 10.32.7.75/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fecf:2d5f/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-3767) 09/15/25 _x86_64_ (4 CPU) 14:54:51 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 125.16 54.34 70.82 3572.60 27877.64 14:57:01 71.65 18.57 53.08 1335.14 9091.29 14:58:01 75.35 19.68 55.67 852.39 7987.87 14:59:01 23.18 1.32 21.86 66.51 4765.74 Average: 73.84 23.50 50.35 1457.11 12444.14 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 5964932 7389592 2202488 26.97 37256 1567132 723940 7.86 611416 1425852 88492 14:57:01 5776824 7463780 2390596 29.27 57156 1794164 828552 8.99 548432 1644556 134740 14:58:01 5443160 7350568 2724260 33.36 63060 2003352 743484 8.07 783104 1735348 119428 14:59:01 5506864 7416940 2660556 32.58 65000 2004012 679504 7.37 721680 1732248 9540 Average: 5672945 7405220 2494475 30.54 55618 1842165 743870 8.07 666158 1634501 88050 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 ens3 453.09 237.78 1452.76 66.19 0.00 0.00 0.00 0.00 14:56:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:57:01 ens3 63.81 41.92 430.22 17.18 0.00 0.00 0.00 0.00 14:57:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 14:58:01 ens3 225.33 253.76 1249.57 44.68 0.00 0.00 0.00 0.00 14:58:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 14:59:01 ens3 55.21 66.18 28.73 598.01 0.00 0.00 0.00 0.00 14:59:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 199.92 150.35 791.78 182.21 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 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-3767) 09/15/25 _x86_64_ (4 CPU) 14:54:51 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 23.16 0.00 1.93 3.85 1.58 69.48 14:56:02 0 30.87 0.00 2.13 4.81 1.90 60.29 14:56:02 1 30.26 0.00 2.41 6.39 1.66 59.27 14:56:02 2 12.35 0.00 1.36 1.91 1.61 82.77 14:56:02 3 19.19 0.00 1.83 2.29 1.16 75.52 14:57:01 all 21.30 0.00 1.46 1.86 1.47 73.92 14:57:01 0 5.94 0.00 0.74 4.60 1.53 87.19 14:57:01 1 19.21 0.00 1.02 0.19 0.88 78.71 14:57:01 2 18.00 0.00 1.70 1.77 1.60 76.92 14:57:01 3 42.17 0.00 2.33 0.85 1.84 52.81 14:58:01 all 38.77 0.00 2.05 1.37 2.90 54.91 14:58:01 0 30.72 0.00 1.71 1.53 3.12 62.93 14:58:01 1 38.01 0.00 2.30 1.91 2.73 55.05 14:58:01 2 31.70 0.00 2.29 1.51 2.68 61.82 14:58:01 3 54.65 0.00 1.91 0.52 3.07 39.85 14:59:01 all 21.11 0.00 1.03 0.71 1.17 75.98 14:59:01 0 2.24 0.00 0.56 1.85 1.01 94.35 14:59:01 1 29.78 0.00 0.91 0.43 1.35 67.53 14:59:01 2 29.24 0.00 1.15 0.23 1.10 68.28 14:59:01 3 23.37 0.00 1.51 0.33 1.26 73.53 Average: all 26.10 0.00 1.62 1.95 1.78 68.55 Average: 0 17.44 0.00 1.28 3.19 1.89 76.20 Average: 1 29.36 0.00 1.66 2.24 1.66 65.08 Average: 2 22.83 0.00 1.63 1.36 1.75 72.44 Average: 3 34.82 0.00 1.89 1.00 1.84 60.46