---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3288 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 484 5309 0 2182 7211 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:36:83:96 brd ff:ff:ff:ff:ff:ff inet 10.32.6.55/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86098sec preferred_lft 86098sec inet6 fe80::f816:3eff:fe36:8396/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3288) 01/15/26 _x86_64_ (4 CPU) 07:04:44 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 99.58 28.64 70.94 947.02 5717.18 07:07:01 85.25 30.02 55.23 1681.44 8633.52 07:08:01 62.01 8.70 53.31 508.72 6911.65 07:09:01 23.84 2.55 21.29 93.57 4850.52 Average: 67.67 17.48 50.19 807.70 6528.20 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5831764 7373764 2335656 28.60 46012 1668900 728388 7.90 660168 1495136 165796 07:07:01 5565904 7280672 2601516 31.85 59276 1817992 804272 8.73 739332 1660764 90428 07:08:01 5426440 7364128 2740980 33.56 65932 2028652 711044 7.72 772676 1756796 118872 07:09:01 5473444 7419324 2693976 32.98 68028 2034036 662372 7.19 725368 1755492 10516 Average: 5574388 7359472 2593032 31.75 59812 1887395 726519 7.88 724386 1667047 96403 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 326.59 189.59 1197.68 54.25 0.00 0.00 0.00 0.00 07:06:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:07:01 ens3 124.91 113.25 549.90 24.67 0.00 0.00 0.00 0.00 07:07:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 289.27 316.90 1460.86 52.71 0.00 0.00 0.00 0.00 07:08:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 07:09:01 ens3 62.11 67.66 31.02 609.42 0.00 0.00 0.00 0.00 07:09:01 lo 1.73 1.73 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 200.72 171.84 809.84 185.27 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 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-3288) 01/15/26 _x86_64_ (4 CPU) 07:04:44 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 23.50 0.00 1.52 3.05 0.92 71.02 07:06:01 0 13.90 0.00 1.56 6.93 0.70 76.92 07:06:01 1 14.68 0.00 0.77 1.07 0.63 82.86 07:06:01 2 57.31 0.00 2.64 0.82 1.72 37.52 07:06:01 3 8.14 0.00 1.10 3.39 0.62 86.76 07:07:01 all 27.21 0.00 1.74 2.00 1.44 67.62 07:07:01 0 31.82 0.00 1.86 3.40 1.41 61.52 07:07:01 1 22.62 0.00 1.88 2.15 1.38 71.97 07:07:01 2 39.24 0.00 2.34 1.18 1.98 55.25 07:07:01 3 15.15 0.00 0.90 1.27 1.00 81.69 07:08:01 all 41.47 0.00 2.12 0.71 2.68 53.02 07:08:01 0 33.81 0.00 2.44 1.21 2.52 60.03 07:08:01 1 37.25 0.00 2.02 1.08 2.38 57.27 07:08:01 2 57.13 0.00 2.85 0.53 3.41 36.07 07:08:01 3 37.72 0.00 1.20 0.03 2.39 58.66 07:09:01 all 21.67 0.00 1.15 0.78 0.81 75.58 07:09:01 0 23.15 0.00 1.28 2.13 0.93 72.50 07:09:01 1 6.17 0.00 0.73 0.72 0.25 92.13 07:09:01 2 47.39 0.00 1.97 0.20 1.30 49.14 07:09:01 3 10.02 0.00 0.60 0.10 0.78 88.50 Average: all 28.47 0.00 1.63 1.63 1.46 66.80 Average: 0 25.69 0.00 1.78 3.41 1.39 67.73 Average: 1 20.18 0.00 1.35 1.25 1.16 76.06 Average: 2 50.26 0.00 2.45 0.68 2.10 44.50 Average: 3 17.76 0.00 0.95 1.20 1.20 78.89