---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10411 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 474 5350 0 2150 7222 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:67:b0:69 brd ff:ff:ff:ff:ff:ff inet 10.32.7.190/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:fe67:b069/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10411) 11/28/25 _x86_64_ (4 CPU) 07:04:56 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 155.56 73.10 82.45 4417.40 40777.89 07:07:01 73.90 20.86 53.04 1415.90 9192.61 07:08:01 75.45 17.85 57.61 796.80 7996.53 07:09:01 23.96 0.90 23.06 50.26 4807.07 Average: 82.25 28.21 54.05 1671.15 15720.72 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5970560 7392760 2196852 26.90 37140 1565316 717328 7.78 610580 1425696 86260 07:07:01 5720328 7413084 2447084 29.96 57212 1799836 826684 8.97 605584 1647408 134500 07:08:01 5506052 7416760 2661360 32.59 63212 2006828 659072 7.15 716248 1741588 126956 07:09:01 5470996 7386888 2696416 33.01 65256 2009528 693128 7.52 753664 1737832 11248 Average: 5666984 7402373 2500428 30.61 55705 1845377 724053 7.86 671519 1638131 89741 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 428.55 242.94 1508.73 66.14 0.00 0.00 0.00 0.00 07:06:02 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 07:07:01 ens3 88.56 48.94 461.93 15.96 0.00 0.00 0.00 0.00 07:07:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 07:08:01 ens3 264.04 271.10 1258.53 55.27 0.00 0.00 0.00 0.00 07:08:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 07:09:01 ens3 59.24 64.77 29.34 600.86 0.00 0.00 0.00 0.00 07:09:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 210.60 157.39 816.11 185.26 0.00 0.00 0.00 0.00 Average: lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10411) 11/28/25 _x86_64_ (4 CPU) 07:04:56 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 22.47 0.00 2.97 4.56 1.36 68.64 07:06:02 0 13.43 0.00 1.76 6.55 1.33 76.92 07:06:02 1 34.72 0.00 5.68 1.78 1.70 56.12 07:06:02 2 19.41 0.00 1.64 6.63 1.00 71.32 07:06:02 3 22.32 0.00 2.79 3.29 1.40 70.20 07:07:01 all 23.02 0.00 1.52 1.69 0.92 72.85 07:07:01 0 9.44 0.00 0.97 2.63 0.61 86.36 07:07:01 1 56.95 0.00 3.14 2.32 1.64 35.94 07:07:01 2 20.57 0.00 1.47 1.56 1.10 75.30 07:07:01 3 5.15 0.00 0.51 0.25 0.34 93.75 07:08:01 all 38.02 0.00 1.82 1.22 2.15 56.80 07:08:01 0 27.54 0.00 1.40 0.60 1.93 68.53 07:08:01 1 30.13 0.00 1.55 0.25 1.97 66.10 07:08:01 2 58.74 0.00 2.88 2.38 2.50 33.49 07:08:01 3 35.67 0.00 1.45 1.65 2.20 59.03 07:09:01 all 21.33 0.00 1.01 0.55 0.65 76.47 07:09:01 0 6.50 0.00 0.71 0.00 0.30 92.48 07:09:01 1 39.92 0.00 1.48 0.08 1.08 57.43 07:09:01 2 6.10 0.00 0.57 1.65 0.40 91.28 07:09:01 3 32.87 0.00 1.23 0.42 0.83 64.65 Average: all 26.22 0.00 1.83 2.00 1.27 68.67 Average: 0 14.25 0.00 1.21 2.44 1.04 81.06 Average: 1 40.36 0.00 2.96 1.10 1.60 53.97 Average: 2 26.23 0.00 1.64 3.06 1.25 67.82 Average: 3 24.08 0.00 1.50 1.41 1.20 71.82