---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-37855 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.7G 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 622 12885 0 2532 15097 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:df:6d:ef brd ff:ff:ff:ff:ff:ff inet 10.30.106.183/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:fedf:6def/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-37855) 08/14/25 _x86_64_ (4 CPU) 18:59:21 LINUX RESTART (4 CPU) 19:00:01 tps rtps wtps bread/s bwrtn/s 19:01:01 182.77 38.69 144.08 2388.54 32129.45 19:02:01 54.47 4.77 49.71 166.77 6632.89 19:03:01 27.57 4.33 23.24 261.91 10549.55 Average: 88.27 15.93 72.34 939.04 16436.97 19:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:01:01 13017892 14870060 3407076 20.74 75364 1966704 1692348 9.69 1384996 1785412 103772 19:02:01 12110324 14071568 4314644 26.27 79056 2068000 2120312 12.13 2257856 1810304 18536 19:03:01 13149500 15408128 3275468 19.94 82044 2357436 888580 5.09 983280 2040508 22752 Average: 12759239 14783252 3665729 22.32 78821 2130713 1567080 8.97 1542044 1878741 48353 19:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:01:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 19:01:01 ens3 303.57 240.08 2887.19 43.13 0.00 0.00 0.00 0.00 19:02:01 lo 4.42 4.42 0.89 0.89 0.00 0.00 0.00 0.00 19:02:01 ens3 4328.25 2628.85 2235.08 1118.33 0.00 0.00 0.00 0.00 19:03:01 lo 3.23 3.23 0.51 0.51 0.00 0.00 0.00 0.00 19:03:01 ens3 1978.86 1309.60 2949.73 470.81 0.00 0.00 0.00 0.00 Average: lo 2.79 2.79 0.49 0.49 0.00 0.00 0.00 0.00 Average: ens3 2203.54 1392.83 2690.68 544.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-37855) 08/14/25 _x86_64_ (4 CPU) 18:59:21 LINUX RESTART (4 CPU) 19:00:01 CPU %user %nice %system %iowait %steal %idle 19:01:01 all 33.50 0.00 2.01 2.65 0.08 61.76 19:01:01 0 22.51 0.00 1.64 0.95 0.05 74.85 19:01:01 1 46.27 0.00 3.23 4.92 0.12 45.46 19:01:01 2 35.17 0.00 1.22 3.38 0.08 60.14 19:01:01 3 30.02 0.00 1.92 1.35 0.08 66.62 19:02:01 all 74.24 0.00 6.97 0.12 0.12 18.55 19:02:01 0 72.11 0.00 7.66 0.10 0.13 20.00 19:02:01 1 67.97 0.00 8.62 0.32 0.12 22.97 19:02:01 2 76.33 0.00 5.82 0.02 0.12 17.71 19:02:01 3 80.54 0.00 5.77 0.05 0.12 13.53 19:03:01 all 47.38 0.00 3.62 0.31 0.10 48.59 19:03:01 0 40.72 0.00 3.69 0.32 0.08 55.18 19:03:01 1 48.49 0.00 4.15 0.82 0.12 46.42 19:03:01 2 49.34 0.00 3.13 0.03 0.10 47.40 19:03:01 3 50.95 0.00 3.53 0.07 0.10 45.35 Average: all 51.69 0.00 4.20 1.03 0.10 42.99 Average: 0 45.12 0.00 4.33 0.46 0.09 50.01 Average: 1 54.22 0.00 5.33 2.02 0.12 38.30 Average: 2 53.60 0.00 3.39 1.14 0.10 41.77 Average: 3 53.80 0.00 3.74 0.49 0.10 41.87