---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7565 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 468 5353 0 2153 7228 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:74:a6:3c brd ff:ff:ff:ff:ff:ff inet 10.32.6.122/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fe74:a63c/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-7565) 10/28/25 _x86_64_ (4 CPU) 07:04:50 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 115.23 54.43 60.80 3573.08 22783.89 07:07:01 77.13 21.52 55.61 1428.40 9676.58 07:08:01 71.46 16.84 54.62 769.61 7540.02 07:09:01 24.41 1.32 23.10 65.72 4883.45 Average: 72.04 23.54 48.50 1459.39 11227.71 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5935876 7365700 2231544 27.32 37332 1572024 735192 7.98 637460 1430736 88788 07:07:01 5706868 7403896 2460552 30.13 57204 1803600 825296 8.96 616060 1649876 124716 07:08:01 5444000 7356808 2723420 33.34 62900 2008972 742328 8.05 775828 1742580 118916 07:09:01 5502260 7419756 2665160 32.63 65036 2011264 663384 7.20 721300 1738864 9616 Average: 5647251 7386540 2520169 30.86 55618 1848965 741550 8.05 687662 1640514 85509 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 336.40 192.62 1458.69 62.64 0.00 0.00 0.00 0.00 07:06:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:07:01 ens3 68.99 39.38 433.91 16.35 0.00 0.00 0.00 0.00 07:07:01 lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 07:08:01 ens3 220.58 254.52 1250.77 47.05 0.00 0.00 0.00 0.00 07:08:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 07:09:01 ens3 52.44 66.31 28.49 611.04 0.00 0.00 0.00 0.00 07:09:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 170.03 138.62 794.50 184.95 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-7565) 10/28/25 _x86_64_ (4 CPU) 07:04:50 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 21.79 0.00 1.76 4.09 2.41 69.95 07:06:02 0 15.01 0.00 1.41 3.38 1.83 78.37 07:06:02 1 12.23 0.00 1.24 5.47 2.18 78.89 07:06:02 2 29.74 0.00 2.27 2.65 2.75 62.59 07:06:02 3 30.18 0.00 2.09 4.89 2.88 59.97 07:07:01 all 20.37 0.00 1.43 2.39 1.66 74.15 07:07:01 0 3.05 0.00 0.44 0.75 0.86 94.90 07:07:01 1 12.17 0.00 1.02 1.43 1.19 84.20 07:07:01 2 54.02 0.00 2.94 0.95 3.19 38.90 07:07:01 3 12.15 0.00 1.32 6.40 1.39 78.74 07:08:01 all 34.72 0.00 1.67 1.53 4.46 57.63 07:08:01 0 23.23 0.00 1.67 0.46 4.25 70.38 07:08:01 1 31.42 0.00 1.66 2.47 4.15 60.29 07:08:01 2 49.77 0.00 1.98 1.75 5.12 41.38 07:08:01 3 34.40 0.00 1.34 1.47 4.30 58.48 07:09:01 all 20.65 0.00 1.04 0.90 1.09 76.32 07:09:01 0 30.13 0.00 1.15 0.28 1.15 67.28 07:09:01 1 14.81 0.00 1.15 2.75 0.95 80.35 07:09:01 2 31.62 0.00 1.07 0.13 1.47 65.71 07:09:01 3 6.06 0.00 0.82 0.45 0.78 91.89 Average: all 24.41 0.00 1.47 2.23 2.41 69.47 Average: 0 17.92 0.00 1.17 1.22 2.03 77.65 Average: 1 17.68 0.00 1.27 3.04 2.12 75.89 Average: 2 41.25 0.00 2.06 1.37 3.14 52.18 Average: 3 20.77 0.00 1.39 3.29 2.35 72.20