---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1405 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.5G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 433 1419 0 2091 3248 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:82:49:d0 brd ff:ff:ff:ff:ff:ff inet 10.32.6.129/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe82:49d0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1405) 07/26/25 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 160.79 84.09 76.70 4927.98 39915.10 19:15:01 55.14 0.22 54.92 26.66 8937.98 19:16:01 75.47 18.41 57.06 667.76 8270.22 19:17:01 22.91 0.88 22.03 57.05 4392.94 Average: 78.58 25.90 52.68 1419.80 15378.60 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 1969320 3366124 2069324 51.24 35232 1525968 612524 12.04 527864 1387232 65452 19:15:01 1672368 3331096 2366276 58.59 55408 1752236 637756 12.54 576176 1603488 127492 19:16:01 1425668 3291512 2612976 64.70 62616 1946620 658440 12.94 701276 1713672 103140 19:17:01 1480024 3350624 2558620 63.35 64612 1948880 591488 11.63 648732 1710536 9416 Average: 1636845 3334839 2401799 59.47 54467 1793426 625052 12.29 613512 1603732 76375 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 19:14:01 ens3 293.25 197.33 1145.45 64.64 0.00 0.00 0.00 0.00 19:15:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 19:15:01 ens3 45.38 37.39 631.25 4.90 0.00 0.00 0.00 0.00 19:16:01 lo 1.77 1.77 0.17 0.17 0.00 0.00 0.00 0.00 19:16:01 ens3 277.55 280.87 1412.40 68.32 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 19:17:01 ens3 49.65 58.33 28.05 526.54 0.00 0.00 0.00 0.00 Average: lo 1.29 1.29 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 166.45 143.48 804.25 166.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1405) 07/26/25 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 20.73 0.00 2.82 5.09 1.77 69.60 19:14:01 0 26.08 0.00 5.01 3.34 2.25 63.31 19:14:01 1 11.79 0.00 1.79 5.85 1.28 79.29 19:14:01 2 12.42 0.00 1.83 3.38 1.85 80.52 19:14:01 3 32.65 0.00 2.59 7.79 1.69 55.29 19:15:01 all 20.48 0.00 1.26 1.70 1.24 75.32 19:15:01 0 36.08 0.00 2.10 0.26 2.25 59.32 19:15:01 1 12.46 0.00 1.18 4.60 0.62 81.14 19:15:01 2 12.54 0.00 0.76 0.15 1.26 85.29 19:15:01 3 20.77 0.00 1.02 1.80 0.83 75.58 19:16:01 all 41.07 0.00 2.06 1.08 3.16 52.62 19:16:01 0 33.79 0.00 1.59 0.93 2.75 60.94 19:16:01 1 41.88 0.00 2.17 0.45 3.13 52.38 19:16:01 2 51.96 0.00 2.95 1.15 4.01 39.92 19:16:01 3 36.60 0.00 1.53 1.81 2.72 57.34 19:17:01 all 21.24 0.00 1.07 0.65 1.07 75.96 19:17:01 0 10.42 0.00 0.87 0.48 0.55 87.68 19:17:01 1 35.94 0.00 1.37 0.48 1.89 60.32 19:17:01 2 8.70 0.00 0.90 0.02 0.72 89.67 19:17:01 3 29.82 0.00 1.13 1.63 1.13 66.28 Average: all 25.89 0.00 1.80 2.13 1.81 68.36 Average: 0 26.62 0.00 2.40 1.26 1.95 67.77 Average: 1 25.55 0.00 1.63 2.84 1.73 68.25 Average: 2 21.46 0.00 1.61 1.17 1.96 73.80 Average: 3 29.96 0.00 1.57 3.25 1.59 63.62