---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4580 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.3G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 601 12266 0 3172 15109 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:42:a5:df brd ff:ff:ff:ff:ff:ff inet 10.30.107.73/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86144sec preferred_lft 86144sec inet6 fe80::f816:3eff:fe42:a5df/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4580) 10/23/25 _x86_64_ (4 CPU) 01:12:24 LINUX RESTART (4 CPU) 01:13:01 tps rtps wtps bread/s bwrtn/s 01:14:01 130.27 15.96 114.31 1228.59 27540.50 01:15:01 166.99 19.83 147.16 671.75 37422.43 01:16:01 78.70 1.52 77.19 45.99 40278.89 Average: 125.32 12.44 112.89 648.84 35079.77 01:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:14:01 13941412 15627108 2483556 15.12 70172 1810948 710036 4.06 602620 1661208 129040 01:15:01 12497804 14757088 3927164 23.91 88388 2348076 1392348 7.97 1542164 2125420 74152 01:16:01 12529972 15433920 3894996 23.71 96500 2966276 881872 5.05 1285352 2325644 27632 Average: 12989729 15272705 3435239 20.91 85020 2375100 994752 5.69 1143379 2037424 76941 01:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:14:01 ens3 101.90 75.03 1163.24 18.03 0.00 0.00 0.00 0.00 01:14:01 lo 1.00 1.00 0.12 0.12 0.00 0.00 0.00 0.00 01:15:01 ens3 612.85 533.48 7343.24 82.90 0.00 0.00 0.00 0.00 01:15:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 01:16:01 ens3 384.02 365.99 1716.36 2657.73 0.00 0.00 0.00 0.00 01:16:01 lo 21.33 21.33 1.92 1.92 0.00 0.00 0.00 0.00 Average: ens3 366.23 324.80 3407.37 919.46 0.00 0.00 0.00 0.00 Average: lo 7.55 7.55 0.69 0.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4580) 10/23/25 _x86_64_ (4 CPU) 01:12:24 LINUX RESTART (4 CPU) 01:13:01 CPU %user %nice %system %iowait %steal %idle 01:14:01 all 15.69 0.00 1.22 4.10 0.06 78.93 01:14:01 0 24.69 0.00 1.72 1.77 0.05 71.78 01:14:01 1 28.55 0.00 1.77 0.97 0.07 68.64 01:14:01 2 1.55 0.00 0.57 11.77 0.03 86.07 01:14:01 3 7.93 0.00 0.84 1.88 0.07 89.29 01:15:01 all 38.07 0.00 2.37 2.17 0.11 57.28 01:15:01 0 37.90 0.00 1.89 0.85 0.10 59.26 01:15:01 1 42.55 0.00 1.36 0.00 0.10 55.99 01:15:01 2 31.29 0.00 3.48 6.13 0.10 59.01 01:15:01 3 40.54 0.00 2.74 1.71 0.12 54.89 01:16:01 all 30.70 0.00 2.29 4.02 0.09 62.89 01:16:01 0 33.85 0.00 2.30 0.40 0.10 63.35 01:16:01 1 35.26 0.00 2.09 0.83 0.08 61.74 01:16:01 2 20.99 0.00 2.37 3.16 0.08 73.39 01:16:01 3 32.76 0.00 2.40 11.70 0.08 53.05 Average: all 28.15 0.00 1.96 3.43 0.09 66.37 Average: 0 32.13 0.00 1.97 1.01 0.08 64.81 Average: 1 35.45 0.00 1.74 0.60 0.08 62.12 Average: 2 17.94 0.00 2.14 7.02 0.07 72.83 Average: 3 27.07 0.00 1.99 5.10 0.09 65.74