---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4272 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 676K 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 608 12879 0 2551 15110 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:31:d8:ef brd ff:ff:ff:ff:ff:ff inet 10.30.106.194/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fe31:d8ef/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-4272) 10/21/25 _x86_64_ (4 CPU) 18:59:21 LINUX RESTART (4 CPU) 19:00:02 tps rtps wtps bread/s bwrtn/s 19:01:01 198.76 37.99 160.77 2388.34 55011.69 19:02:01 47.53 5.75 41.78 196.77 5138.61 19:03:01 25.10 2.15 22.95 187.84 6611.70 19:04:01 38.76 3.73 35.03 186.90 8317.68 Average: 77.03 12.30 64.73 733.07 18618.31 19:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:01:01 13163836 15017332 3261132 19.85 75108 1968048 1271044 7.27 1234808 1789544 104804 19:02:01 12376544 14274796 4048424 24.65 76812 2009148 1967252 11.26 2035072 1771032 14932 19:03:01 12606572 14858484 3818396 23.25 80452 2352020 1427608 8.17 1515616 2047584 175252 19:04:01 13202056 15486804 3222912 19.62 84212 2379852 814520 4.66 928952 2037652 12416 Average: 12837252 14909354 3587716 21.84 79146 2177267 1370106 7.84 1428612 1911453 76851 19:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:01:01 ens3 283.53 223.91 2946.65 39.79 0.00 0.00 0.00 0.00 19:01:01 lo 0.68 0.68 0.08 0.08 0.00 0.00 0.00 0.00 19:02:01 ens3 4522.15 2622.71 1390.60 1094.67 0.00 0.00 0.00 0.00 19:02:01 lo 1.35 1.35 0.24 0.24 0.00 0.00 0.00 0.00 19:03:01 ens3 2578.10 1725.61 4037.42 638.01 0.00 0.00 0.00 0.00 19:03:01 lo 6.23 6.23 1.16 1.16 0.00 0.00 0.00 0.00 19:04:01 ens3 318.63 255.82 295.92 113.04 0.00 0.00 0.00 0.00 19:04:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 1932.47 1211.13 2164.39 473.18 0.00 0.00 0.00 0.00 Average: lo 2.31 2.31 0.39 0.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4272) 10/21/25 _x86_64_ (4 CPU) 18:59:21 LINUX RESTART (4 CPU) 19:00:02 CPU %user %nice %system %iowait %steal %idle 19:01:01 all 31.05 0.00 1.77 4.49 0.07 62.62 19:01:01 0 19.41 0.00 1.25 7.95 0.07 71.32 19:01:01 1 52.25 0.00 2.89 3.50 0.08 41.28 19:01:01 2 26.11 0.00 1.84 1.63 0.07 70.35 19:01:01 3 26.47 0.00 1.07 4.89 0.05 67.52 19:02:01 all 46.93 0.00 5.04 0.25 0.07 47.72 19:02:01 0 49.64 0.00 5.93 0.12 0.07 44.24 19:02:01 1 46.31 0.00 5.05 0.67 0.08 47.88 19:02:01 2 48.11 0.00 4.58 0.17 0.07 47.08 19:02:01 3 43.65 0.00 4.63 0.03 0.07 51.62 19:03:01 all 55.05 0.00 4.59 0.06 0.09 40.21 19:03:01 0 52.75 0.00 4.65 0.02 0.08 42.49 19:03:01 1 54.11 0.00 4.83 0.15 0.08 40.82 19:03:01 2 57.35 0.00 4.06 0.08 0.08 38.42 19:03:01 3 55.98 0.00 4.81 0.00 0.10 39.10 19:04:01 all 34.82 0.00 1.46 0.61 0.07 63.04 19:04:01 0 21.85 0.00 1.25 0.12 0.05 76.73 19:04:01 1 30.20 0.00 1.08 0.27 0.05 68.40 19:04:01 2 41.95 0.00 1.69 1.87 0.08 54.41 19:04:01 3 45.47 0.00 1.83 0.18 0.07 52.45 Average: all 41.99 0.00 3.22 1.34 0.07 53.37 Average: 0 35.91 0.00 3.27 2.03 0.07 58.72 Average: 1 45.68 0.00 3.46 1.14 0.08 49.65 Average: 2 43.45 0.00 3.04 0.94 0.08 52.49 Average: 3 42.96 0.00 3.10 1.26 0.07 52.61