---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-16488 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 8.9G 69G 12% / 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 582 12628 0 2829 15127 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:25:06:6b brd ff:ff:ff:ff:ff:ff inet 10.30.107.159/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85994sec preferred_lft 85994sec inet6 fe80::f816:3eff:fe25:66b/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-16488) 11/30/25 _x86_64_ (4 CPU) 07:22:24 LINUX RESTART (4 CPU) 07:23:01 tps rtps wtps bread/s bwrtn/s 07:24:01 128.22 15.90 112.32 1223.91 19028.60 07:25:01 32.77 0.00 32.77 0.00 10303.77 07:26:01 302.43 23.66 278.77 1196.33 15814.16 07:27:01 110.31 6.70 103.62 324.88 23135.74 07:28:01 42.95 1.88 41.07 71.73 9611.87 07:29:01 46.04 1.40 44.64 71.59 11170.54 Average: 110.46 8.26 102.20 481.53 14844.83 07:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:24:01 13900172 15596476 2524796 15.37 69856 1821220 710704 4.07 629360 1670312 95116 07:25:01 13899576 15597380 2525392 15.38 71288 1821308 710704 4.07 630444 1670372 1084 07:26:01 12046332 14029804 4378636 26.66 88616 2076080 2222032 12.72 2269676 1852380 36212 07:27:01 11501988 13938784 4922980 29.97 99428 2503364 2056396 11.77 2617248 2021516 15744 07:28:01 10621232 13120396 5803736 35.33 101708 2558196 2819488 16.14 3477668 2035544 12696 07:29:01 12917888 15474900 3507080 21.35 106004 2611444 823244 4.71 1162044 2059892 11344 Average: 12481198 14626290 3943770 24.01 89483 2231935 1557095 8.91 1797740 1885003 28699 07:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:24:01 ens3 95.14 66.74 1111.57 14.99 0.00 0.00 0.00 0.00 07:24:01 lo 0.73 0.73 0.09 0.09 0.00 0.00 0.00 0.00 07:25:01 ens3 31.27 27.06 85.44 7.02 0.00 0.00 0.00 0.00 07:25:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 07:26:01 ens3 311.96 280.47 2968.37 49.20 0.00 0.00 0.00 0.00 07:26:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 07:27:01 ens3 477.35 369.27 4924.46 69.20 0.00 0.00 0.00 0.00 07:27:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 07:28:01 ens3 639.03 498.52 315.37 173.87 0.00 0.00 0.00 0.00 07:28:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 07:29:01 ens3 218.08 221.43 278.35 620.11 0.00 0.00 0.00 0.00 07:29:01 lo 35.39 35.39 3.19 3.19 0.00 0.00 0.00 0.00 Average: ens3 295.42 243.87 1613.84 155.70 0.00 0.00 0.00 0.00 Average: lo 6.21 6.21 0.56 0.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-16488) 11/30/25 _x86_64_ (4 CPU) 07:22:24 LINUX RESTART (4 CPU) 07:23:01 CPU %user %nice %system %iowait %steal %idle 07:24:01 all 14.32 0.00 1.19 1.85 0.04 82.59 07:24:01 0 5.58 0.00 0.78 1.21 0.03 92.40 07:24:01 1 4.18 0.00 0.33 0.12 0.03 95.33 07:24:01 2 17.25 0.00 1.57 5.51 0.03 75.63 07:24:01 3 30.33 0.00 2.07 0.58 0.07 66.96 07:25:01 all 0.23 0.00 0.15 1.64 0.01 97.96 07:25:01 0 0.37 0.00 0.12 2.75 0.02 96.75 07:25:01 1 0.22 0.00 0.07 0.00 0.00 99.72 07:25:01 2 0.03 0.00 0.18 3.82 0.02 95.95 07:25:01 3 0.30 0.00 0.23 0.03 0.02 99.42 07:26:01 all 37.68 0.00 1.86 2.95 0.10 57.42 07:26:01 0 32.28 0.00 2.48 0.91 0.11 64.22 07:26:01 1 35.20 0.00 1.77 2.40 0.11 60.53 07:26:01 2 38.98 0.00 1.69 7.72 0.07 51.54 07:26:01 3 44.14 0.00 1.49 0.44 0.11 53.82 07:27:01 all 65.96 0.00 2.30 0.35 0.10 31.29 07:27:01 0 59.08 0.00 2.52 0.37 0.10 37.94 07:27:01 1 66.95 0.00 1.42 0.18 0.08 31.36 07:27:01 2 70.00 0.00 2.87 0.32 0.10 26.71 07:27:01 3 67.83 0.00 2.36 0.54 0.12 29.16 07:28:01 all 62.66 0.00 2.52 0.14 0.08 34.59 07:28:01 0 67.97 0.00 3.15 0.02 0.08 28.79 07:28:01 1 61.44 0.00 2.19 0.22 0.10 36.05 07:28:01 2 56.82 0.00 2.27 0.24 0.08 40.59 07:28:01 3 64.39 0.00 2.49 0.10 0.07 32.95 07:29:01 all 23.94 0.00 1.84 0.60 0.06 73.55 07:29:01 0 30.14 0.00 1.42 0.13 0.07 68.24 07:29:01 1 26.55 0.00 2.41 0.10 0.05 70.89 07:29:01 2 10.03 0.00 1.60 1.92 0.05 86.41 07:29:01 3 29.05 0.00 1.93 0.27 0.07 68.68 Average: all 34.08 0.00 1.64 1.24 0.07 62.97 Average: 0 32.55 0.00 1.74 0.90 0.07 64.75 Average: 1 32.38 0.00 1.36 0.48 0.06 65.72 Average: 2 32.14 0.00 1.70 3.26 0.06 62.85 Average: 3 39.26 0.00 1.76 0.33 0.07 58.58