---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1974 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: 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 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 552 12743 0 2744 15162 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:29:4e:6a brd ff:ff:ff:ff:ff:ff inet 10.30.106.133/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:fe29:4e6a/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-1974) 12/29/25 _x86_64_ (4 CPU) 03:04:48 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 388.39 48.98 339.41 3488.35 62211.10 03:07:01 118.53 16.45 102.08 407.80 16841.86 03:08:01 26.19 3.13 23.06 340.69 4448.78 03:09:01 34.83 4.22 30.62 135.87 4518.40 Average: 141.98 18.19 123.79 1093.18 22005.03 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13872124 15533220 2552844 15.54 68608 1787860 814204 4.66 691392 1635980 237560 03:07:01 13436592 15193656 2988376 18.19 82272 1862432 1198032 6.86 1056972 1690644 5076 03:08:01 12408316 14304528 4016652 24.45 85812 1993884 2039232 11.67 1966312 1798828 7320 03:09:01 13104468 15577828 3320500 20.22 90096 2557496 744392 4.26 909488 2144364 479640 Average: 13205375 15152308 3219593 19.60 81697 2050418 1198965 6.86 1156041 1817454 182399 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 372.49 243.46 1953.36 75.79 0.00 0.00 0.00 0.00 03:06:01 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 03:07:01 ens3 265.39 232.91 1023.54 68.28 0.00 0.00 0.00 0.00 03:07:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:08:01 ens3 445.98 359.53 1838.18 183.03 0.00 0.00 0.00 0.00 03:08:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:09:01 ens3 608.87 447.53 858.37 169.16 0.00 0.00 0.00 0.00 03:09:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 423.18 320.85 1418.40 124.07 0.00 0.00 0.00 0.00 Average: lo 0.72 0.72 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1974) 12/29/25 _x86_64_ (4 CPU) 03:04:48 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 23.09 0.00 1.97 4.37 0.06 70.51 03:06:01 0 19.44 0.00 1.46 7.66 0.07 71.38 03:06:01 1 26.18 0.00 2.63 6.29 0.07 64.83 03:06:01 2 26.22 0.00 1.68 1.68 0.07 70.36 03:06:01 3 20.55 0.00 2.16 1.84 0.05 75.41 03:07:01 all 18.52 0.00 1.58 0.52 0.08 79.31 03:07:01 0 16.94 0.00 1.89 0.47 0.08 80.63 03:07:01 1 21.16 0.00 1.51 1.29 0.07 75.98 03:07:01 2 18.85 0.00 1.74 0.32 0.08 79.00 03:07:01 3 17.10 0.00 1.15 0.03 0.08 81.63 03:08:01 all 34.23 0.00 5.78 0.07 0.06 59.85 03:08:01 0 17.09 0.00 5.17 0.05 0.07 77.62 03:08:01 1 37.88 0.00 5.38 0.08 0.05 56.61 03:08:01 2 55.77 0.00 9.57 0.12 0.05 34.50 03:08:01 3 26.15 0.00 2.99 0.00 0.07 70.79 03:09:01 all 40.90 0.00 2.01 0.14 0.07 56.88 03:09:01 0 38.83 0.00 2.83 0.12 0.08 58.13 03:09:01 1 40.23 0.00 1.55 0.28 0.05 57.89 03:09:01 2 43.00 0.00 1.62 0.00 0.07 55.32 03:09:01 3 41.53 0.00 2.05 0.15 0.07 56.20 Average: all 29.20 0.00 2.84 1.27 0.07 66.63 Average: 0 23.09 0.00 2.84 2.07 0.08 71.93 Average: 1 31.37 0.00 2.77 1.98 0.06 63.83 Average: 2 36.00 0.00 3.66 0.53 0.07 59.75 Average: 3 26.34 0.00 2.09 0.51 0.07 71.00