---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1136 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 482 5342 0 2151 7214 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:fb:86:51 brd ff:ff:ff:ff:ff:ff inet 10.32.7.194/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fefb:8651/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1136) 12/19/25 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 100.85 34.34 66.51 1156.47 5555.09 07:07:01 81.09 30.00 51.09 1686.52 8590.43 07:08:01 60.35 9.03 51.32 508.36 6900.77 07:09:01 23.30 0.33 22.96 33.59 4764.01 Average: 66.39 18.43 47.97 846.22 6452.59 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5901624 7368044 2265796 27.74 39452 1604736 739756 8.03 643800 1452744 104684 07:07:01 5604248 7312736 2563172 31.38 58224 1813400 784604 8.51 708600 1656264 106164 07:08:01 5528500 7442400 2638920 32.31 63212 2009344 637204 6.91 690528 1741092 128084 07:09:01 5456152 7373652 2711268 33.20 65244 2010652 705952 7.66 764676 1738652 12268 Average: 5622631 7374208 2544789 31.16 56533 1859533 716879 7.78 701901 1647188 87800 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 07:06:01 ens3 361.57 220.43 1440.63 65.47 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 07:07:01 ens3 105.57 82.39 474.60 20.54 0.00 0.00 0.00 0.00 07:08:01 lo 1.23 1.23 0.11 0.11 0.00 0.00 0.00 0.00 07:08:01 ens3 250.50 276.41 1223.64 628.97 0.00 0.00 0.00 0.00 07:09:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 07:09:01 ens3 12.11 13.90 10.99 14.46 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 182.44 148.29 787.48 182.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1136) 12/19/25 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 21.80 0.00 1.68 3.13 3.25 70.14 07:06:01 0 15.20 0.00 1.42 0.53 2.64 80.21 07:06:01 1 31.41 0.00 2.21 3.39 3.42 59.57 07:06:01 2 6.94 0.00 1.18 5.13 2.85 83.89 07:06:01 3 33.71 0.00 1.92 3.42 4.10 56.86 07:07:01 all 23.97 0.00 1.55 2.10 2.90 69.48 07:07:01 0 20.25 0.00 1.78 1.89 3.44 72.64 07:07:01 1 52.98 0.00 2.88 1.99 3.56 38.58 07:07:01 2 13.16 0.00 0.68 0.26 2.42 83.48 07:07:01 3 9.58 0.00 0.89 4.27 2.18 83.08 07:08:01 all 31.15 0.00 1.72 1.35 4.40 61.38 07:08:01 0 22.30 0.00 1.06 2.03 3.44 71.18 07:08:01 1 57.94 0.00 2.52 0.61 4.93 33.99 07:08:01 2 24.16 0.00 1.42 0.88 4.50 69.03 07:08:01 3 20.47 0.00 1.87 1.86 4.72 71.08 07:09:01 all 20.59 0.00 0.89 0.83 1.23 76.45 07:09:01 0 27.80 0.00 0.96 0.63 1.35 69.26 07:09:01 1 37.56 0.00 1.18 0.37 1.84 59.05 07:09:01 2 12.09 0.00 0.91 0.05 1.23 85.72 07:09:01 3 4.89 0.00 0.55 2.28 0.50 91.78 Average: all 24.38 0.00 1.46 1.85 2.95 69.35 Average: 0 21.37 0.00 1.31 1.27 2.72 73.33 Average: 1 44.96 0.00 2.20 1.59 3.44 47.81 Average: 2 14.10 0.00 1.05 1.59 2.76 80.51 Average: 3 17.19 0.00 1.31 2.96 2.88 75.66