---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1160 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 7.8G 12G 41% / 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 461 5161 0 2352 7231 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:5a:7d:b6 brd ff:ff:ff:ff:ff:ff inet 10.32.6.179/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86020sec preferred_lft 86020sec inet6 fe80::f816:3eff:fe5a:7db6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1160) 08/16/25 _x86_64_ (4 CPU) 15:07:59 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:01 188.44 105.15 83.29 5375.10 40212.91 15:10:01 55.99 4.03 51.96 127.85 8658.69 15:11:01 59.69 25.85 33.84 1527.61 6688.89 15:12:01 8.85 0.00 8.85 0.00 333.62 15:13:01 47.78 2.13 45.64 115.05 8880.52 15:14:01 26.78 0.70 26.08 77.85 4788.94 Average: 64.58 22.98 41.61 1203.88 11593.62 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:01 6038344 7427732 2129076 26.07 36228 1534032 688620 7.47 573976 1395336 71436 15:10:01 5857720 7495752 2309700 28.28 55924 1746980 610696 6.63 509676 1606956 123128 15:11:01 5565760 7310908 2601660 31.85 59152 1848972 797740 8.66 710244 1694332 1356 15:12:01 5542888 7295500 2624532 32.13 61108 1853500 797740 8.66 727520 1697940 2324 15:13:01 5285960 7396844 2881460 35.28 65992 2199520 693668 7.53 661040 2006848 114448 15:14:01 5289780 7406644 2877640 35.23 68348 2202776 690136 7.49 657048 2005232 10684 Average: 5596742 7388897 2570678 31.47 57792 1897630 713100 7.74 639917 1734441 53896 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:01 lo 2.13 2.13 0.20 0.20 0.00 0.00 0.00 0.00 15:09:01 ens3 258.32 171.24 1195.66 61.34 0.00 0.00 0.00 0.00 15:10:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 15:10:01 ens3 38.24 32.08 533.15 4.84 0.00 0.00 0.00 0.00 15:11:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 15:11:01 ens3 106.07 109.05 922.86 18.64 0.00 0.00 0.00 0.00 15:12:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:12:01 ens3 59.90 86.59 64.66 19.89 0.00 0.00 0.00 0.00 15:13:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 15:13:01 ens3 608.25 544.11 4098.79 77.58 0.00 0.00 0.00 0.00 15:14:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 15:14:01 ens3 11.35 11.88 9.07 5.86 0.00 0.00 0.00 0.00 Average: lo 0.89 0.89 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 180.35 159.16 1137.33 31.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1160) 08/16/25 _x86_64_ (4 CPU) 15:07:59 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:01 all 21.32 0.00 2.86 6.45 1.99 67.37 15:09:01 0 18.21 0.00 1.41 4.35 2.05 73.97 15:09:01 1 23.72 0.00 2.26 9.17 1.90 62.95 15:09:01 2 19.29 0.00 2.27 6.93 2.01 69.50 15:09:01 3 24.06 0.00 5.50 5.37 2.02 63.05 15:10:01 all 20.47 0.00 1.25 1.80 1.41 75.06 15:10:01 0 3.79 0.00 0.51 2.11 1.91 91.67 15:10:01 1 46.23 0.00 2.42 4.84 2.11 44.40 15:10:01 2 27.50 0.00 1.80 0.23 1.31 69.16 15:10:01 3 4.41 0.00 0.27 0.00 0.30 95.02 15:11:01 all 13.63 0.00 0.74 1.01 1.47 83.15 15:11:01 0 7.01 0.00 0.66 2.04 1.16 89.12 15:11:01 1 20.63 0.00 0.81 0.56 1.44 76.55 15:11:01 2 9.23 0.00 0.65 0.88 1.46 87.79 15:11:01 3 17.64 0.00 0.86 0.55 1.83 79.12 15:12:01 all 3.87 0.00 0.30 0.03 1.19 94.61 15:12:01 0 0.25 0.00 0.05 0.02 0.56 99.12 15:12:01 1 6.24 0.00 0.12 0.02 1.03 92.60 15:12:01 2 2.70 0.00 0.40 0.00 1.66 95.24 15:12:01 3 6.25 0.00 0.64 0.10 1.52 91.49 15:13:01 all 17.58 0.00 1.76 0.89 2.95 76.83 15:13:01 0 8.90 0.00 1.71 1.05 2.13 86.20 15:13:01 1 16.68 0.00 1.70 0.18 2.61 78.84 15:13:01 2 21.76 0.00 1.22 0.30 2.75 73.98 15:13:01 3 22.92 0.00 2.37 2.02 4.27 68.41 15:14:01 all 19.95 0.00 1.08 1.31 1.90 75.77 15:14:01 0 10.07 0.00 1.14 4.09 1.34 83.36 15:14:01 1 49.82 0.00 1.34 0.59 2.61 45.64 15:14:01 2 4.45 0.00 0.96 0.06 2.59 91.93 15:14:01 3 15.79 0.00 0.89 0.50 1.04 81.77 Average: all 16.14 0.00 1.33 1.91 1.82 78.80 Average: 0 8.04 0.00 0.92 2.28 1.53 87.24 Average: 1 27.23 0.00 1.44 2.55 1.95 66.82 Average: 2 14.11 0.00 1.21 1.39 1.97 81.32 Average: 3 15.20 0.00 1.76 1.42 1.84 79.78