---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-12656 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 614 11149 0 4276 15095 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:72:b1:e0 brd ff:ff:ff:ff:ff:ff inet 10.30.106.228/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85972sec preferred_lft 85972sec inet6 fe80::f816:3eff:fe72:b1e0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12656) 11/14/25 _x86_64_ (4 CPU) 13:02:23 LINUX RESTART (4 CPU) 13:03:02 tps rtps wtps bread/s bwrtn/s 13:04:02 155.63 28.89 126.74 1679.31 34850.91 13:05:01 130.93 17.18 113.74 847.59 41940.69 13:06:01 26.76 3.60 23.16 178.10 6260.56 13:07:01 26.12 0.08 26.04 1.73 4328.42 13:08:01 38.66 0.10 38.56 1.47 19741.51 13:09:01 48.45 3.37 45.08 307.07 47581.47 Average: 70.69 8.79 61.90 498.29 25712.27 13:03:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:04:02 13753200 15460068 2671768 16.27 70308 1830860 911876 5.22 773568 1672020 98648 13:05:01 12057560 14202768 4367408 26.59 81032 2245572 2000436 11.45 2129104 1984020 14868 13:06:01 11696008 13920200 4728960 28.79 84372 2318216 2316568 13.26 2443156 2024236 19892 13:07:01 11431360 13765092 4993608 30.40 88640 2419664 2346064 13.43 2605784 2117504 2996 13:08:01 11621188 15466396 4803780 29.25 93648 3883876 1116752 6.39 1178436 3313072 1244116 13:09:01 11459428 15495012 4965540 30.23 96192 4066144 814512 4.66 1220520 3427120 33288 Average: 12003124 14718256 4421844 26.92 85699 2794055 1584368 9.07 1725095 2422995 235635 13:03:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:04:02 ens3 85.10 61.77 1130.55 15.64 0.00 0.00 0.00 0.00 13:04:02 lo 0.58 0.58 0.07 0.07 0.00 0.00 0.00 0.00 13:05:01 ens3 784.02 589.27 6304.73 130.28 0.00 0.00 0.00 0.00 13:05:01 lo 0.31 0.31 0.03 0.03 0.00 0.00 0.00 0.00 13:06:01 ens3 1242.26 913.91 1073.27 338.49 0.00 0.00 0.00 0.00 13:06:01 lo 5.57 5.57 25.74 25.74 0.00 0.00 0.00 0.00 13:07:01 ens3 143.15 99.05 564.22 25.97 0.00 0.00 0.00 0.00 13:07:01 lo 1.27 1.27 0.20 0.20 0.00 0.00 0.00 0.00 13:08:01 ens3 338.54 245.46 3760.28 52.26 0.00 0.00 0.00 0.00 13:08:01 lo 1.12 1.12 0.11 0.11 0.00 0.00 0.00 0.00 13:09:01 ens3 694.50 513.67 2882.13 160.81 0.00 0.00 0.00 0.00 13:09:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 548.55 404.28 2613.00 120.84 0.00 0.00 0.00 0.00 Average: lo 1.61 1.61 4.40 4.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12656) 11/14/25 _x86_64_ (4 CPU) 13:02:23 LINUX RESTART (4 CPU) 13:03:02 CPU %user %nice %system %iowait %steal %idle 13:04:02 all 17.69 0.00 1.19 7.92 0.06 73.14 13:04:02 0 12.75 0.00 1.07 10.30 0.05 75.83 13:04:02 1 33.57 0.00 2.19 2.14 0.07 62.04 13:04:02 2 7.19 0.00 0.77 4.02 0.09 87.94 13:04:02 3 17.12 0.00 0.70 15.24 0.05 66.88 13:05:01 all 54.16 0.00 2.34 1.52 0.11 41.87 13:05:01 0 54.95 0.00 1.94 1.24 0.10 41.76 13:05:01 1 52.71 0.00 2.55 1.56 0.12 43.06 13:05:01 2 55.61 0.00 2.30 0.88 0.10 41.11 13:05:01 3 53.36 0.00 2.58 2.43 0.12 41.51 13:06:01 all 43.16 0.00 4.15 0.08 0.09 52.51 13:06:01 0 45.19 0.00 3.82 0.18 0.08 50.72 13:06:01 1 42.01 0.00 4.28 0.05 0.08 53.58 13:06:01 2 37.89 0.00 4.73 0.07 0.10 57.22 13:06:01 3 47.58 0.00 3.75 0.03 0.08 48.55 13:07:01 all 22.48 0.00 0.64 0.22 0.07 76.60 13:07:01 0 24.92 0.00 0.33 0.78 0.07 73.90 13:07:01 1 22.26 0.00 0.79 0.00 0.07 76.89 13:07:01 2 20.00 0.00 0.93 0.00 0.10 78.97 13:07:01 3 22.72 0.00 0.53 0.08 0.05 76.61 13:08:01 all 21.41 0.00 1.41 1.22 0.06 75.89 13:08:01 0 15.11 0.00 2.43 3.77 0.07 78.63 13:08:01 1 14.96 0.00 0.75 0.37 0.05 83.87 13:08:01 2 18.17 0.00 1.08 0.40 0.05 80.30 13:08:01 3 37.40 0.00 1.40 0.37 0.08 60.75 13:09:01 all 37.53 0.00 1.78 5.20 0.12 55.37 13:09:01 0 30.68 0.00 1.47 12.00 0.08 55.77 13:09:01 1 42.80 0.00 1.79 2.79 0.12 52.50 13:09:01 2 38.52 0.00 2.22 2.40 0.15 56.71 13:09:01 3 38.13 0.00 1.64 3.62 0.10 56.51 Average: all 32.72 0.00 1.92 2.68 0.09 62.59 Average: 0 30.58 0.00 1.85 4.71 0.08 62.79 Average: 1 34.67 0.00 2.05 1.15 0.08 62.05 Average: 2 29.58 0.00 2.01 1.28 0.10 67.03 Average: 3 36.06 0.00 1.77 3.59 0.08 58.50