---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3242 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 11G 68G 14% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 642 11095 0 4302 15067 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:0d:94:f4 brd ff:ff:ff:ff:ff:ff inet 10.30.107.247/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85970sec preferred_lft 85970sec inet6 fe80::f816:3eff:fe0d:94f4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3242) 10/17/25 _x86_64_ (4 CPU) 13:02:24 LINUX RESTART (4 CPU) 13:03:01 tps rtps wtps bread/s bwrtn/s 13:04:01 169.63 28.82 140.82 1661.07 26787.07 13:05:01 94.73 17.40 77.34 919.18 14587.30 13:06:01 22.23 3.00 19.23 81.05 2378.40 13:07:01 26.10 0.00 26.10 0.00 4455.92 13:08:01 33.28 0.10 33.18 1.47 12823.60 13:09:01 50.12 3.25 46.88 306.62 54889.25 Average: 66.01 8.76 57.25 494.86 19320.05 13:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:04:01 13517500 15312004 2907468 17.70 73796 1912032 1002096 5.73 924420 1746800 102136 13:05:01 11526892 13681824 4898076 29.82 81704 2254024 3592564 20.56 2659540 1979716 11156 13:06:01 11169816 13463340 5255152 31.99 84892 2385500 2869844 16.42 2900360 2087800 79900 13:07:01 10779188 13124616 5645780 34.37 89012 2430296 2915820 16.69 3244768 2126460 3592 13:08:01 10397096 13754992 6027872 36.70 93796 3408996 2234724 12.79 2636268 3086432 750116 13:09:01 11394912 15458828 5030056 30.62 96220 4092416 822080 4.70 1263028 3444928 34812 Average: 11464234 14132601 4960734 30.20 86570 2747211 2239521 12.82 2271397 2412023 163619 13:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:04:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 13:04:01 ens3 219.35 170.80 2349.75 34.52 0.00 0.00 0.00 0.00 13:05:01 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 13:05:01 ens3 581.87 404.22 4959.54 94.94 0.00 0.00 0.00 0.00 13:06:01 lo 6.37 6.37 25.91 25.91 0.00 0.00 0.00 0.00 13:06:01 ens3 1800.57 1368.81 1217.78 457.50 0.00 0.00 0.00 0.00 13:07:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 13:07:01 ens3 97.82 70.87 597.56 14.06 0.00 0.00 0.00 0.00 13:08:01 lo 1.10 1.10 0.11 0.11 0.00 0.00 0.00 0.00 13:08:01 ens3 408.00 238.58 3827.56 49.97 0.00 0.00 0.00 0.00 13:09:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 13:09:01 ens3 705.45 496.20 2643.92 181.10 0.00 0.00 0.00 0.00 Average: lo 1.57 1.57 4.37 4.37 0.00 0.00 0.00 0.00 Average: ens3 635.52 458.25 2599.36 138.68 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3242) 10/17/25 _x86_64_ (4 CPU) 13:02:24 LINUX RESTART (4 CPU) 13:03:01 CPU %user %nice %system %iowait %steal %idle 13:04:01 all 22.37 0.00 1.49 2.97 0.07 73.10 13:04:01 0 13.64 0.00 0.89 0.44 0.07 84.97 13:04:01 1 29.80 0.00 1.71 3.71 0.08 64.70 13:04:01 2 13.43 0.00 1.15 1.55 0.07 83.80 13:04:01 3 32.58 0.00 2.20 6.18 0.10 58.94 13:05:01 all 64.14 0.00 2.09 4.71 0.13 28.93 13:05:01 0 60.88 0.00 2.46 5.67 0.13 30.87 13:05:01 1 61.40 0.00 1.89 5.29 0.13 31.29 13:05:01 2 69.32 0.00 1.47 0.22 0.13 28.86 13:05:01 3 65.00 0.00 2.52 7.66 0.13 24.68 13:06:01 all 36.22 0.00 3.84 0.05 0.08 59.81 13:06:01 0 41.59 0.00 4.76 0.13 0.07 53.45 13:06:01 1 31.53 0.00 3.85 0.02 0.07 64.54 13:06:01 2 32.74 0.00 3.47 0.02 0.08 63.69 13:06:01 3 39.05 0.00 3.28 0.05 0.05 57.57 13:07:01 all 17.49 0.00 0.55 0.68 0.05 81.22 13:07:01 0 13.16 0.00 1.09 1.70 0.07 83.98 13:07:01 1 20.95 0.00 0.28 0.00 0.05 78.72 13:07:01 2 18.51 0.00 0.60 0.00 0.07 80.83 13:07:01 3 17.34 0.00 0.22 1.00 0.05 81.39 13:08:01 all 16.32 0.00 1.12 0.16 0.05 82.35 13:08:01 0 16.98 0.00 1.45 0.08 0.07 81.41 13:08:01 1 13.28 0.00 0.77 0.02 0.03 85.91 13:08:01 2 12.50 0.00 1.07 0.08 0.07 86.28 13:08:01 3 22.52 0.00 1.18 0.47 0.07 75.76 13:09:01 all 42.39 0.00 2.08 0.75 0.08 54.70 13:09:01 0 51.31 0.00 2.21 0.97 0.07 45.45 13:09:01 1 41.57 0.00 2.05 0.08 0.07 56.23 13:09:01 2 34.74 0.00 2.08 0.12 0.07 63.00 13:09:01 3 41.98 0.00 1.97 1.84 0.07 54.13 Average: all 33.15 0.00 1.86 1.55 0.08 63.36 Average: 0 32.93 0.00 2.14 1.50 0.08 63.35 Average: 1 33.07 0.00 1.76 1.52 0.07 63.58 Average: 2 30.20 0.00 1.64 0.33 0.08 67.75 Average: 3 36.41 0.00 1.90 2.87 0.08 58.75