---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1715 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 467 5353 0 2154 7230 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:d3:f3:13 brd ff:ff:ff:ff:ff:ff inet 10.32.7.121/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86130sec preferred_lft 86130sec inet6 fe80::f816:3eff:fed3:f313/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1715) 12/26/25 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 140.87 55.72 85.16 3657.55 41419.98 14:57:01 90.90 30.10 60.80 1702.27 10109.73 14:58:01 63.13 9.23 53.90 512.63 6942.62 14:59:01 22.58 0.35 22.23 33.72 4765.48 Average: 79.11 23.71 55.39 1467.31 15701.72 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5948228 7391240 2219184 27.17 38468 1583768 720556 7.82 613640 1439528 99068 14:57:01 5610720 7323316 2556692 31.30 58536 1817220 785092 8.52 698764 1659504 106496 14:58:01 5515884 7431284 2651528 32.46 63336 2011104 653536 7.09 703020 1741592 126372 14:59:01 5512476 7431408 2654936 32.51 65328 2012308 649936 7.05 707776 1739948 10604 Average: 5646827 7394312 2520585 30.86 56417 1856100 702280 7.62 680800 1645143 85635 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 506.91 308.42 1495.74 71.34 0.00 0.00 0.00 0.00 14:56:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 14:57:01 ens3 112.47 88.30 480.63 22.46 0.00 0.00 0.00 0.00 14:57:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 14:58:01 ens3 275.64 293.74 1220.94 646.05 0.00 0.00 0.00 0.00 14:58:01 lo 1.57 1.57 0.14 0.14 0.00 0.00 0.00 0.00 14:59:01 ens3 11.93 12.63 9.27 6.01 0.00 0.00 0.00 0.00 14:59:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 225.56 175.22 798.74 186.97 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 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-1715) 12/26/25 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 23.44 0.00 2.63 4.30 1.12 68.51 14:56:01 0 11.99 0.00 3.76 4.18 0.76 79.30 14:56:01 1 7.52 0.00 1.88 5.52 0.82 84.26 14:56:01 2 48.99 0.00 3.09 4.46 1.80 41.67 14:56:01 3 25.43 0.00 1.79 3.03 1.12 68.63 14:57:01 all 25.86 0.00 1.52 2.04 1.33 69.24 14:57:01 0 23.76 0.00 1.21 4.71 1.18 69.13 14:57:01 1 20.79 0.00 1.23 0.18 1.28 76.51 14:57:01 2 38.02 0.00 1.98 1.33 1.68 56.99 14:57:01 3 20.88 0.00 1.65 1.93 1.16 74.38 14:58:01 all 34.11 0.00 1.78 1.12 1.90 61.09 14:58:01 0 24.64 0.00 1.00 0.82 1.57 71.98 14:58:01 1 26.63 0.00 1.26 0.32 1.60 70.19 14:58:01 2 59.70 0.00 2.31 2.53 2.45 33.01 14:58:01 3 25.45 0.00 2.57 0.83 1.98 69.17 14:59:01 all 21.14 0.00 0.80 0.64 0.71 76.71 14:59:01 0 20.89 0.00 0.93 0.05 0.68 77.44 14:59:01 1 28.63 0.00 0.57 0.05 0.87 69.89 14:59:01 2 28.19 0.00 1.03 2.23 0.78 67.76 14:59:01 3 6.86 0.00 0.63 0.22 0.52 91.78 Average: all 26.15 0.00 1.68 2.02 1.27 68.89 Average: 0 20.36 0.00 1.72 2.43 1.05 74.44 Average: 1 20.92 0.00 1.24 1.51 1.14 75.19 Average: 2 43.70 0.00 2.10 2.63 1.68 49.89 Average: 3 19.62 0.00 1.66 1.49 1.20 76.03