---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-896 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 465 5366 0 2144 7232 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:8c:a1:b1 brd ff:ff:ff:ff:ff:ff inet 10.32.7.229/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe8c:a1b1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-896) 08/13/25 _x86_64_ (4 CPU) 14:54:58 LINUX RESTART (4 CPU) 14:55:02 tps rtps wtps bread/s bwrtn/s 14:56:01 183.41 98.64 84.77 5281.41 40935.86 14:57:01 59.49 5.57 53.92 171.84 9028.23 14:58:01 90.65 32.37 58.28 1993.47 8316.16 14:59:01 22.23 1.32 20.91 66.52 4784.40 Average: 88.55 34.21 54.34 1864.08 15660.56 14:55:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 6027544 7418368 2139868 26.20 36396 1535168 700172 7.60 583800 1395300 70944 14:57:01 5847880 7492880 2319532 28.40 55992 1754020 602676 6.54 513720 1611852 128104 14:58:01 5434120 7353304 2733292 33.47 63136 2015040 742036 8.05 783232 1743524 132400 14:59:01 5512540 7421032 2654872 32.51 65044 2002528 676688 7.34 718732 1730884 8956 Average: 5705521 7421396 2461891 30.14 55142 1826689 680393 7.38 649871 1620390 85101 14:55:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 432.64 233.66 1268.70 66.74 0.00 0.00 0.00 0.00 14:56:01 lo 2.10 2.10 0.19 0.19 0.00 0.00 0.00 0.00 14:57:01 ens3 50.94 38.48 625.35 5.66 0.00 0.00 0.00 0.00 14:57:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 14:58:01 ens3 308.56 300.48 1322.57 64.16 0.00 0.00 0.00 0.00 14:58:01 lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 14:59:01 ens3 56.34 64.12 28.91 602.53 0.00 0.00 0.00 0.00 14:59:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 211.20 158.88 809.49 185.26 0.00 0.00 0.00 0.00 Average: lo 1.38 1.38 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-896) 08/13/25 _x86_64_ (4 CPU) 14:54:58 LINUX RESTART (4 CPU) 14:55:02 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 22.25 0.00 3.08 5.85 1.50 67.32 14:56:01 0 38.85 0.00 2.87 1.90 1.66 54.72 14:56:01 1 9.51 0.00 2.91 6.71 1.42 79.45 14:56:01 2 11.77 0.00 2.09 9.53 1.10 75.50 14:56:01 3 28.84 0.00 4.45 5.28 1.79 59.63 14:57:01 all 21.60 0.00 1.34 1.48 1.09 74.50 14:57:01 0 39.30 0.00 2.07 0.67 1.22 56.75 14:57:01 1 6.52 0.00 0.38 0.03 1.39 91.67 14:57:01 2 9.46 0.00 0.77 4.38 0.62 84.78 14:57:01 3 31.24 0.00 2.17 0.85 1.12 64.63 14:58:01 all 38.89 0.00 2.16 1.60 2.65 54.69 14:58:01 0 32.66 0.00 1.67 0.98 2.40 62.28 14:58:01 1 35.20 0.00 1.74 1.29 2.45 59.31 14:58:01 2 40.26 0.00 2.57 3.28 2.80 51.09 14:58:01 3 47.42 0.00 2.66 0.84 2.98 46.10 14:59:01 all 21.36 0.00 1.04 0.59 0.90 76.11 14:59:01 0 32.17 0.00 1.03 0.13 1.00 65.66 14:59:01 1 4.93 0.00 0.50 0.02 0.68 93.87 14:59:01 2 5.76 0.00 0.75 2.11 0.70 90.69 14:59:01 3 42.68 0.00 1.90 0.08 1.20 54.13 Average: all 26.06 0.00 1.90 2.36 1.54 68.14 Average: 0 35.73 0.00 1.91 0.92 1.57 59.88 Average: 1 14.07 0.00 1.38 1.99 1.49 81.08 Average: 2 16.86 0.00 1.54 4.80 1.31 75.49 Average: 3 37.60 0.00 2.79 1.75 1.77 56.09