---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4860 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 453 5200 0 2322 7239 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:32:1d:96 brd ff:ff:ff:ff:ff:ff inet 10.32.7.15/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86032sec preferred_lft 86032sec inet6 fe80::f816:3eff:fe32:1d96/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4860) 09/27/25 _x86_64_ (4 CPU) 03:47:58 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:01 177.79 94.25 83.54 5157.94 40196.78 03:50:01 65.74 11.85 53.89 241.56 9411.10 03:51:01 33.62 0.68 32.93 28.27 6811.20 03:52:01 10.98 0.00 10.98 0.00 364.15 03:53:01 47.26 1.00 46.26 89.32 8984.90 03:54:01 25.80 0.58 25.21 22.13 4642.83 Average: 60.20 18.06 42.13 923.20 11734.98 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:01 6041796 7431936 2125624 26.03 36200 1534224 690340 7.49 568440 1395884 71332 03:50:01 5826244 7481692 2341176 28.66 56764 1762576 811288 8.80 530240 1616220 133856 03:51:01 5523076 7243872 2644344 32.38 58848 1824228 881168 9.56 778300 1667880 1448 03:52:01 5472900 7232400 2694520 32.99 60756 1859492 897724 9.74 790788 1701532 31504 03:53:01 5353608 7440232 2813812 34.45 65932 2174484 667108 7.24 601860 1996788 123884 03:54:01 5372420 7461024 2795000 34.22 68040 2173736 640024 6.94 589148 1990316 9744 Average: 5598341 7381859 2569079 31.46 57757 1888123 764609 8.30 643129 1728103 61961 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:01 ens3 399.23 224.80 1202.93 65.77 0.00 0.00 0.00 0.00 03:49:01 lo 2.00 2.00 0.18 0.18 0.00 0.00 0.00 0.00 03:50:01 ens3 67.42 45.01 699.56 8.31 0.00 0.00 0.00 0.00 03:50:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 03:51:01 ens3 103.20 105.65 1005.17 16.03 0.00 0.00 0.00 0.00 03:51:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:52:01 ens3 168.39 173.39 589.77 22.44 0.00 0.00 0.00 0.00 03:52:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:53:01 ens3 532.03 444.81 3515.70 66.00 0.00 0.00 0.00 0.00 03:53:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 03:54:01 ens3 8.85 10.55 6.61 5.97 0.00 0.00 0.00 0.00 03:54:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 213.19 167.37 1169.95 30.75 0.00 0.00 0.00 0.00 Average: lo 0.86 0.86 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4860) 09/27/25 _x86_64_ (4 CPU) 03:47:58 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:01 all 21.94 0.00 3.05 5.93 1.76 67.33 03:49:01 0 36.91 0.00 2.54 3.94 2.10 54.51 03:49:01 1 16.53 0.00 2.85 13.14 1.32 66.16 03:49:01 2 15.65 0.00 1.57 3.82 2.00 76.97 03:49:01 3 18.66 0.00 5.31 2.81 1.63 71.59 03:50:01 all 21.01 0.00 1.47 2.06 1.57 73.90 03:50:01 0 62.00 0.00 3.50 1.48 2.37 30.65 03:50:01 1 5.44 0.00 0.62 5.00 0.65 88.30 03:50:01 2 2.84 0.00 0.74 1.66 1.99 92.77 03:50:01 3 14.09 0.00 0.94 0.10 1.24 83.63 03:51:01 all 13.34 0.00 0.64 0.37 1.16 84.49 03:51:01 0 6.85 0.00 0.33 0.02 0.91 91.89 03:51:01 1 11.85 0.00 0.35 0.17 1.08 86.56 03:51:01 2 12.48 0.00 1.00 0.68 0.98 84.86 03:51:01 3 22.19 0.00 0.92 0.62 1.68 74.59 03:52:01 all 5.66 0.00 0.47 0.05 0.50 93.31 03:52:01 0 3.57 0.00 0.55 0.15 0.32 95.42 03:52:01 1 5.48 0.00 0.41 0.00 0.46 93.64 03:52:01 2 5.49 0.00 0.68 0.08 0.27 93.48 03:52:01 3 8.14 0.00 0.25 0.00 0.98 90.62 03:53:01 all 20.89 0.00 1.60 0.51 1.84 75.17 03:53:01 0 18.29 0.00 1.20 0.48 1.31 78.72 03:53:01 1 41.61 0.00 2.41 0.15 2.05 53.78 03:53:01 2 11.49 0.00 1.51 1.38 1.53 84.10 03:53:01 3 12.26 0.00 1.27 0.03 2.46 83.97 03:54:01 all 20.87 0.00 0.82 0.85 1.09 76.38 03:54:01 0 5.38 0.00 0.45 0.95 0.27 92.95 03:54:01 1 33.20 0.00 1.04 0.33 1.72 63.71 03:54:01 2 28.09 0.00 0.91 2.06 1.31 67.63 03:54:01 3 16.71 0.00 0.86 0.07 1.03 81.34 Average: all 17.29 0.00 1.34 1.63 1.32 78.42 Average: 0 22.17 0.00 1.43 1.17 1.21 74.02 Average: 1 19.01 0.00 1.28 3.12 1.21 75.37 Average: 2 12.66 0.00 1.07 1.62 1.35 83.31 Average: 3 15.34 0.00 1.59 0.60 1.51 80.96