---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6250 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: 2800.000 BogoMIPS: 5600.00 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 464 5139 0 2371 7228 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:7f:20:e4 brd ff:ff:ff:ff:ff:ff inet 10.32.7.217/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85960sec preferred_lft 85960sec inet6 fe80::f816:3eff:fe7f:20e4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6250) 10/11/25 _x86_64_ (4 CPU) 22:38:05 LINUX RESTART (4 CPU) 22:39:01 tps rtps wtps bread/s bwrtn/s 22:40:01 52.37 2.30 50.07 47.85 7047.65 22:41:01 76.00 29.70 46.29 1637.18 10076.96 22:42:01 7.58 0.02 7.57 0.13 311.28 22:43:01 7.30 0.00 7.30 0.00 266.84 22:44:01 47.22 2.13 45.08 115.03 8773.21 22:45:01 26.00 0.70 25.30 77.85 4732.28 Average: 36.08 5.81 30.27 313.06 5201.66 22:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:40:01 5851480 7426980 2315940 28.36 51388 1694500 674120 7.31 578404 1555444 129780 22:41:01 5544368 7304504 2623052 32.12 57948 1865048 787308 8.54 713088 1711728 1124 22:42:01 5527696 7293608 2639724 32.32 59484 1868540 787308 8.54 726124 1714564 792 22:43:01 5514200 7286140 2653220 32.49 61032 1872232 802144 8.70 735080 1717488 1856 22:44:01 5280084 7404876 2887336 35.35 65736 2213224 681996 7.40 650860 2021580 109944 22:45:01 5293752 7429008 2873668 35.18 67824 2221336 657288 7.13 634624 2024168 10656 Average: 5501930 7357519 2665490 32.64 60569 1955813 731694 7.94 673030 1790829 42359 22:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:40:01 ens3 56.10 40.82 738.32 5.64 0.00 0.00 0.00 0.00 22:40:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 22:41:01 ens3 90.64 72.25 1134.35 16.72 0.00 0.00 0.00 0.00 22:41:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 22:42:01 ens3 44.24 61.97 50.53 9.97 0.00 0.00 0.00 0.00 22:42:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:43:01 ens3 48.23 68.83 52.57 11.04 0.00 0.00 0.00 0.00 22:43:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:44:01 ens3 626.39 508.26 4095.34 84.18 0.00 0.00 0.00 0.00 22:44:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 22:45:01 ens3 11.01 11.55 8.60 5.45 0.00 0.00 0.00 0.00 22:45:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 146.11 127.28 1013.34 22.17 0.00 0.00 0.00 0.00 Average: lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6250) 10/11/25 _x86_64_ (4 CPU) 22:38:05 LINUX RESTART (4 CPU) 22:39:01 CPU %user %nice %system %iowait %steal %idle 22:40:01 all 18.55 0.00 1.18 2.84 2.40 75.03 22:40:01 0 28.99 0.00 1.43 0.94 4.32 64.31 22:40:01 1 32.39 0.00 1.65 0.48 2.63 62.85 22:40:01 2 11.10 0.00 1.35 9.13 2.02 76.40 22:40:01 3 1.48 0.00 0.28 0.81 0.58 96.85 22:41:01 all 16.45 0.00 1.13 2.03 4.51 75.88 22:41:01 0 13.28 0.00 0.95 2.28 5.56 77.93 22:41:01 1 15.41 0.00 0.80 1.74 3.48 78.56 22:41:01 2 27.08 0.00 1.60 1.14 5.07 65.11 22:41:01 3 10.07 0.00 1.13 2.96 3.93 81.91 22:42:01 all 4.90 0.00 0.38 0.05 2.10 92.57 22:42:01 0 3.23 0.00 0.40 0.00 1.98 94.39 22:42:01 1 9.13 0.00 0.31 0.00 2.94 87.62 22:42:01 2 2.47 0.00 0.13 0.00 0.70 96.70 22:42:01 3 4.74 0.00 0.70 0.16 2.75 91.64 22:43:01 all 2.99 0.00 0.26 0.05 1.55 95.15 22:43:01 0 1.81 0.00 0.05 0.00 0.85 97.30 22:43:01 1 6.11 0.00 0.74 0.00 2.67 90.48 22:43:01 2 0.15 0.00 0.07 0.00 0.60 99.19 22:43:01 3 3.85 0.00 0.20 0.16 2.07 93.72 22:44:01 all 16.75 0.00 1.57 0.89 5.09 75.69 22:44:01 0 9.35 0.00 1.20 0.31 3.45 85.69 22:44:01 1 17.08 0.00 1.91 1.33 6.16 73.51 22:44:01 2 20.51 0.00 2.20 0.95 6.21 70.13 22:44:01 3 20.02 0.00 0.95 0.96 4.50 73.57 22:45:01 all 19.89 0.00 1.02 1.21 2.28 75.61 22:45:01 0 2.46 0.00 0.33 0.08 1.77 95.35 22:45:01 1 60.79 0.00 2.33 1.67 3.42 31.80 22:45:01 2 10.08 0.00 0.75 3.03 2.43 83.71 22:45:01 3 6.33 0.00 0.68 0.07 1.50 91.42 Average: all 13.27 0.00 0.93 1.18 2.99 81.63 Average: 0 9.92 0.00 0.73 0.61 3.00 85.74 Average: 1 23.42 0.00 1.29 0.87 3.56 70.86 Average: 2 11.97 0.00 1.02 2.38 2.85 81.78 Average: 3 7.77 0.00 0.66 0.86 2.56 88.15