---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1251 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 464 5308 0 2202 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:38:46:3c brd ff:ff:ff:ff:ff:ff inet 10.32.7.159/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe38:463c/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-1251) 12/20/25 _x86_64_ (4 CPU) 10:41:53 LINUX RESTART (4 CPU) 10:42:01 tps rtps wtps bread/s bwrtn/s 10:43:01 138.48 54.81 83.67 3597.53 40451.39 10:44:01 65.25 11.65 53.60 243.73 9111.60 10:45:01 90.95 26.64 64.31 1904.03 10525.56 10:46:01 25.17 0.65 24.52 77.42 3801.87 Average: 79.96 23.44 56.52 1455.75 15973.18 10:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:43:01 5982964 7404784 2184448 26.75 36860 1564620 713440 7.74 592864 1425500 87156 10:44:01 5816964 7476544 2350448 28.78 57152 1766328 620280 6.73 530328 1620208 134724 10:45:01 5467496 7422220 2699916 33.06 63976 2048080 665292 7.22 678320 1809592 81532 10:46:01 5504244 7471204 2663168 32.61 66052 2057708 607568 6.59 636500 1814476 11168 Average: 5692917 7443688 2474495 30.30 56010 1859184 651645 7.07 609503 1667444 78645 10:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:43:01 ens3 419.54 253.44 1435.92 67.45 0.00 0.00 0.00 0.00 10:43:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 10:44:01 ens3 70.32 42.92 456.06 10.56 0.00 0.00 0.00 0.00 10:44:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 10:45:01 ens3 333.42 357.08 2587.32 58.35 0.00 0.00 0.00 0.00 10:45:01 lo 0.77 0.77 0.08 0.08 0.00 0.00 0.00 0.00 10:46:01 ens3 9.91 10.76 7.95 5.20 0.00 0.00 0.00 0.00 10:46:01 lo 0.73 0.73 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 208.30 166.05 1121.79 35.39 0.00 0.00 0.00 0.00 Average: lo 0.82 0.82 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1251) 12/20/25 _x86_64_ (4 CPU) 10:41:53 LINUX RESTART (4 CPU) 10:42:01 CPU %user %nice %system %iowait %steal %idle 10:43:01 all 22.56 0.00 2.58 4.48 1.75 68.63 10:43:01 0 18.09 0.00 1.82 5.32 1.18 73.59 10:43:01 1 30.27 0.00 4.71 7.91 2.60 54.50 10:43:01 2 17.76 0.00 2.01 3.60 1.73 74.90 10:43:01 3 24.05 0.00 1.80 1.06 1.48 71.61 10:44:01 all 21.05 0.00 1.36 2.00 1.14 74.44 10:44:01 0 11.41 0.00 0.67 0.62 0.68 86.62 10:44:01 1 64.36 0.00 3.38 0.75 2.15 29.36 10:44:01 2 4.74 0.00 0.74 3.89 1.33 89.30 10:44:01 3 3.93 0.00 0.65 2.73 0.40 92.29 10:45:01 all 37.20 0.00 2.15 1.89 3.40 55.36 10:45:01 0 37.97 0.00 1.75 2.58 3.32 54.39 10:45:01 1 37.06 0.00 1.27 1.26 2.78 57.63 10:45:01 2 37.35 0.00 3.37 2.72 3.61 52.95 10:45:01 3 36.44 0.00 2.22 1.02 3.87 56.45 10:46:01 all 20.96 0.00 1.01 0.91 1.12 76.00 10:46:01 0 1.36 0.00 0.30 0.02 0.42 97.90 10:46:01 1 36.93 0.00 1.34 0.20 1.43 60.10 10:46:01 2 9.53 0.00 0.89 1.31 1.19 87.07 10:46:01 3 36.00 0.00 1.53 2.13 1.41 58.93 Average: all 25.46 0.00 1.78 2.32 1.85 68.59 Average: 0 17.25 0.00 1.13 2.13 1.40 78.08 Average: 1 42.13 0.00 2.68 2.53 2.24 50.42 Average: 2 17.34 0.00 1.75 2.88 1.97 76.06 Average: 3 25.15 0.00 1.55 1.73 1.80 69.77