---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14640 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.8G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 952 12437 0 2650 14766 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:76:27:4d brd ff:ff:ff:ff:ff:ff inet 10.30.107.188/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86134sec preferred_lft 86134sec inet6 fe80::f816:3eff:fe76:274d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-14640) 11/22/25 _x86_64_ (4 CPU) 22:07:23 LINUX RESTART (4 CPU) 22:08:01 tps rtps wtps bread/s bwrtn/s 22:09:01 214.08 30.79 183.29 1743.84 47786.44 22:10:01 50.71 10.96 39.74 780.67 6506.38 22:11:01 25.54 4.73 20.81 119.96 6632.19 Average: 96.77 15.50 81.28 881.45 20307.58 22:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:09:01 13260048 15289420 3164920 19.27 77384 2137768 985388 5.64 965164 1956620 127772 22:10:01 12424392 14533864 4000576 24.36 79600 2212568 1817068 10.40 1799952 1949348 2544 22:11:01 12808304 15187712 3616664 22.02 80900 2476516 1014340 5.81 1359156 1999428 143328 Average: 12830915 15003665 3594053 21.88 79295 2275617 1272265 7.28 1374757 1968465 91215 22:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:09:01 ens3 406.73 312.91 4846.50 51.82 0.00 0.00 0.00 0.00 22:09:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 22:10:01 ens3 338.84 209.43 680.62 70.71 0.00 0.00 0.00 0.00 22:10:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:11:01 ens3 513.25 306.20 737.22 228.65 0.00 0.00 0.00 0.00 22:11:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 419.61 276.18 2088.04 117.06 0.00 0.00 0.00 0.00 Average: lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-14640) 11/22/25 _x86_64_ (4 CPU) 22:07:23 LINUX RESTART (4 CPU) 22:08:01 CPU %user %nice %system %iowait %steal %idle 22:09:01 all 27.21 0.00 1.91 2.31 0.07 68.49 22:09:01 0 33.58 0.00 2.28 0.75 0.07 63.32 22:09:01 1 20.99 0.00 1.22 1.77 0.10 75.92 22:09:01 2 15.77 0.00 1.64 4.46 0.05 78.08 22:09:01 3 38.47 0.00 2.46 2.26 0.08 56.72 22:10:01 all 75.30 0.00 2.18 0.16 0.10 22.26 22:10:01 0 78.75 0.00 2.43 0.22 0.10 18.50 22:10:01 1 79.12 0.00 1.86 0.07 0.10 18.86 22:10:01 2 86.37 0.00 1.94 0.12 0.10 11.48 22:10:01 3 57.04 0.00 2.53 0.23 0.10 40.09 22:11:01 all 55.46 0.00 1.64 0.12 0.08 42.70 22:11:01 0 53.81 0.00 1.75 0.10 0.07 44.27 22:11:01 1 61.98 0.00 1.64 0.05 0.07 36.27 22:11:01 2 55.51 0.00 1.34 0.05 0.07 43.03 22:11:01 3 50.57 0.00 1.82 0.28 0.08 47.25 Average: all 52.65 0.00 1.91 0.86 0.08 44.49 Average: 0 55.37 0.00 2.15 0.36 0.08 42.04 Average: 1 54.02 0.00 1.57 0.63 0.09 43.69 Average: 2 52.55 0.00 1.64 1.54 0.07 44.20 Average: 3 48.69 0.00 2.27 0.93 0.09 48.02