---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10546 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 476 5345 0 2154 7221 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:17:dd:12 brd ff:ff:ff:ff:ff:ff inet 10.32.6.173/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:fe17:dd12/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10546) 11/29/25 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 140.11 54.66 85.45 3588.34 40497.53 14:57:01 83.90 30.24 53.66 1717.79 9158.39 14:58:01 66.83 8.80 58.03 501.60 8040.40 14:59:01 23.45 0.75 22.70 46.53 4857.86 Average: 78.55 23.59 54.97 1462.55 15665.70 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 6046392 7441236 2121028 25.97 36516 1538908 672536 7.30 561636 1400112 55064 14:57:01 5658360 7364308 2509060 30.72 57172 1812756 838352 9.10 658400 1657500 135340 14:58:01 5550100 7465372 2617320 32.05 63168 2010892 618992 6.72 668760 1744612 127084 14:59:01 5539456 7459668 2627964 32.18 65332 2013572 622468 6.75 681996 1741628 11944 Average: 5698577 7432646 2468843 30.23 55547 1844032 688087 7.47 642698 1635963 82358 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:56:02 ens3 453.07 246.31 1184.29 64.99 0.00 0.00 0.00 0.00 14:57:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 14:57:01 ens3 91.22 57.05 719.54 16.26 0.00 0.00 0.00 0.00 14:58:01 lo 1.43 1.43 0.13 0.13 0.00 0.00 0.00 0.00 14:58:01 ens3 273.28 311.98 1253.25 634.00 0.00 0.00 0.00 0.00 14:59:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 14:59:01 ens3 27.86 23.83 28.43 15.94 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 211.86 160.21 796.68 183.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10546) 11/29/25 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 19.77 0.00 2.33 4.16 1.35 72.39 14:56:02 0 17.91 0.00 1.63 2.28 1.22 76.96 14:56:02 1 9.03 0.00 1.10 3.19 1.16 85.52 14:56:02 2 16.69 0.00 1.87 7.77 1.40 72.27 14:56:02 3 35.52 0.00 4.70 3.39 1.63 54.76 14:57:01 all 22.44 0.00 1.45 1.92 1.07 73.12 14:57:01 0 14.46 0.00 0.95 1.17 0.76 82.66 14:57:01 1 15.08 0.00 0.95 4.05 0.64 79.27 14:57:01 2 3.97 0.00 0.78 1.65 1.05 92.55 14:57:01 3 56.27 0.00 3.12 0.83 1.83 37.94 14:58:01 all 35.15 0.00 1.64 0.80 2.11 60.30 14:58:01 0 29.52 0.00 1.62 1.03 1.85 65.98 14:58:01 1 27.64 0.00 1.30 0.28 1.80 68.97 14:58:01 2 53.78 0.00 1.97 1.37 2.55 40.34 14:58:01 3 29.68 0.00 1.70 0.48 2.24 65.90 14:59:01 all 20.78 0.00 0.99 0.61 0.88 76.74 14:59:01 0 5.93 0.00 0.67 0.05 0.50 92.86 14:59:01 1 24.26 0.00 1.40 0.08 0.68 73.57 14:59:01 2 51.70 0.00 1.28 0.35 1.73 44.94 14:59:01 3 1.21 0.00 0.57 1.95 0.63 95.64 Average: all 24.54 0.00 1.60 1.87 1.36 70.63 Average: 0 16.97 0.00 1.22 1.13 1.08 79.60 Average: 1 19.01 0.00 1.19 1.89 1.07 76.84 Average: 2 31.66 0.00 1.48 2.78 1.69 62.39 Average: 3 30.54 0.00 2.52 1.66 1.58 63.70