---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1795 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 458 5164 0 2353 7234 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:3c:6a:27 brd ff:ff:ff:ff:ff:ff inet 10.32.6.67/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86008sec preferred_lft 86008sec inet6 fe80::f816:3eff:fe3c:6a27/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1795) 08/23/25 _x86_64_ (4 CPU) 15:07:57 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:01 169.66 85.27 84.39 4955.17 40610.05 15:10:01 56.61 5.52 51.09 171.17 8464.86 15:11:01 58.59 24.35 34.24 1484.29 6380.27 15:12:02 9.83 0.00 9.83 0.00 388.34 15:13:01 44.87 2.17 42.70 116.94 8859.08 15:14:01 24.66 0.70 23.96 77.80 4787.34 Average: 60.74 19.71 41.03 1136.86 11588.25 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:01 5995644 7414916 2171768 26.59 36436 1562704 703892 7.64 585004 1423564 85284 15:10:01 5841576 7492568 2325836 28.48 55980 1759296 601104 6.52 513464 1618028 133880 15:11:01 5566792 7312580 2600620 31.84 59096 1849300 785940 8.53 707036 1694624 1560 15:12:02 5546012 7299132 2621400 32.10 61040 1853764 785940 8.53 722852 1698180 1168 15:13:01 5319440 7426184 2847972 34.87 65660 2195444 658408 7.14 628848 2004176 111428 15:14:01 5300668 7426928 2866744 35.10 67624 2212356 668460 7.25 635816 2014360 19828 Average: 5595022 7395385 2572390 31.50 57639 1905477 700624 7.60 632170 1742155 58858 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:01 ens3 404.85 239.84 1446.70 66.24 0.00 0.00 0.00 0.00 15:09:01 lo 1.55 1.55 0.14 0.14 0.00 0.00 0.00 0.00 15:10:01 ens3 54.27 34.61 444.09 5.44 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 15:11:01 ens3 101.48 103.25 771.78 23.03 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 15:12:02 ens3 57.91 82.55 63.62 13.61 0.00 0.00 0.00 0.00 15:12:02 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:13:01 ens3 648.93 527.05 4159.00 72.14 0.00 0.00 0.00 0.00 15:13:01 lo 0.54 0.54 0.04 0.04 0.00 0.00 0.00 0.00 15:14:01 ens3 10.97 11.49 8.81 5.65 0.00 0.00 0.00 0.00 15:14:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 211.87 165.47 1140.74 30.91 0.00 0.00 0.00 0.00 Average: lo 0.78 0.78 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1795) 08/23/25 _x86_64_ (4 CPU) 15:07:57 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:01 all 22.12 0.00 2.73 5.33 1.89 67.93 15:09:01 0 20.51 0.00 1.88 6.99 1.38 69.24 15:09:01 1 34.65 0.00 2.48 5.79 2.50 54.58 15:09:01 2 15.99 0.00 5.01 4.25 1.99 72.76 15:09:01 3 17.27 0.00 1.57 4.31 1.67 75.18 15:10:01 all 20.50 0.00 1.32 2.12 1.51 74.55 15:10:01 0 5.39 0.00 0.38 0.98 0.98 92.28 15:10:01 1 23.92 0.00 1.59 6.53 1.52 66.43 15:10:01 2 8.62 0.00 0.76 0.03 1.19 89.40 15:10:01 3 44.19 0.00 2.54 0.95 2.34 49.98 15:11:01 all 13.35 0.00 0.67 1.29 1.81 82.87 15:11:01 0 11.98 0.00 0.51 0.54 1.86 85.10 15:11:01 1 18.54 0.00 0.75 2.06 1.77 76.89 15:11:01 2 11.09 0.00 0.61 1.59 1.86 84.85 15:11:01 3 11.80 0.00 0.86 0.96 1.76 84.62 15:12:02 all 3.95 0.00 0.30 0.03 1.30 94.41 15:12:02 0 4.90 0.00 0.48 0.00 1.60 93.02 15:12:02 1 4.64 0.00 0.45 0.13 1.32 93.46 15:12:02 2 4.92 0.00 0.18 0.00 1.75 93.15 15:12:02 3 1.37 0.00 0.12 0.00 0.53 97.99 15:13:01 all 18.24 0.00 1.69 0.65 3.73 75.69 15:13:01 0 15.21 0.00 1.60 0.28 3.39 79.52 15:13:01 1 18.28 0.00 2.15 1.10 3.45 75.03 15:13:01 2 25.19 0.00 1.97 0.76 5.15 66.92 15:13:01 3 14.25 0.00 1.04 0.43 2.91 81.37 15:14:01 all 20.51 0.00 1.09 1.19 1.51 75.71 15:14:01 0 7.57 0.00 0.68 0.07 0.81 90.88 15:14:01 1 30.16 0.00 1.47 0.20 1.84 66.34 15:14:01 2 8.75 0.00 1.19 4.00 1.27 84.79 15:14:01 3 35.56 0.00 1.01 0.50 2.13 60.80 Average: all 16.44 0.00 1.30 1.77 1.95 78.54 Average: 0 10.91 0.00 0.92 1.47 1.67 85.03 Average: 1 21.69 0.00 1.48 2.63 2.06 72.13 Average: 2 12.42 0.00 1.62 1.77 2.20 82.00 Average: 3 20.73 0.00 1.19 1.19 1.89 75.00