---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2628 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 571 12643 0 2824 15138 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:a2:8f:0e brd ff:ff:ff:ff:ff:ff inet 10.30.107.178/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86075sec preferred_lft 86075sec inet6 fe80::f816:3eff:fea2:8f0e/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-2628) 10/14/25 _x86_64_ (4 CPU) 08:35:24 LINUX RESTART (4 CPU) 08:36:01 tps rtps wtps bread/s bwrtn/s 08:37:02 155.36 28.81 126.55 1700.92 32282.09 08:38:01 371.57 15.52 356.06 907.61 37634.97 08:39:01 88.57 2.28 86.28 160.00 27069.07 08:40:01 31.18 2.42 28.76 97.98 2083.12 Average: 160.81 12.24 148.57 715.87 24714.46 08:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:37:02 13655108 15403496 2769860 16.86 76664 1863380 909096 5.20 834440 1701476 134476 08:38:01 11996584 14211276 4428384 26.96 95380 2292524 1989708 11.39 2124444 2029876 126444 08:39:01 10861228 13336604 5563740 33.87 100404 2537048 2876576 16.46 3223344 2048588 30720 08:40:01 12966052 15504788 3458916 21.06 103328 2595752 793512 4.54 1116004 2056300 69340 Average: 12369743 14614041 4055225 24.69 93944 2322176 1642223 9.40 1824558 1959060 90245 08:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:37:02 ens3 192.25 170.92 1568.00 41.33 0.00 0.00 0.00 0.00 08:37:02 lo 1.07 1.07 0.13 0.13 0.00 0.00 0.00 0.00 08:38:01 ens3 454.55 395.76 4375.22 69.61 0.00 0.00 0.00 0.00 08:38:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 08:39:01 ens3 679.15 550.73 3304.71 225.01 0.00 0.00 0.00 0.00 08:39:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 08:40:01 ens3 212.80 216.58 77.36 613.39 0.00 0.00 0.00 0.00 08:40:01 lo 29.86 29.86 2.68 2.68 0.00 0.00 0.00 0.00 Average: ens3 384.39 333.24 2322.90 238.02 0.00 0.00 0.00 0.00 Average: lo 7.95 7.95 0.72 0.72 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2628) 10/14/25 _x86_64_ (4 CPU) 08:35:24 LINUX RESTART (4 CPU) 08:36:01 CPU %user %nice %system %iowait %steal %idle 08:37:02 all 21.65 0.00 1.61 4.49 0.07 72.18 08:37:02 0 13.12 0.00 0.96 0.46 0.05 85.40 08:37:02 1 15.46 0.00 1.37 10.94 0.03 72.19 08:37:02 2 41.09 0.00 2.88 5.47 0.10 50.47 08:37:02 3 17.05 0.00 1.27 1.10 0.08 80.50 08:38:01 all 58.74 0.00 2.75 2.51 0.13 35.87 08:38:01 0 59.55 0.00 2.57 2.52 0.12 35.25 08:38:01 1 60.80 0.00 2.11 1.94 0.12 35.04 08:38:01 2 53.22 0.00 2.98 3.00 0.15 40.64 08:38:01 3 61.38 0.00 3.32 2.59 0.14 32.57 08:39:01 all 64.58 0.00 2.26 1.15 0.13 31.87 08:39:01 0 63.07 0.00 1.83 1.78 0.12 33.20 08:39:01 1 74.25 0.00 2.82 0.33 0.12 22.47 08:39:01 2 62.49 0.00 2.01 0.62 0.17 34.71 08:39:01 3 58.50 0.00 2.38 1.88 0.13 37.11 08:40:01 all 45.11 0.00 2.52 0.21 0.09 52.08 08:40:01 0 41.12 0.00 2.56 0.10 0.10 56.12 08:40:01 1 61.29 0.00 3.09 0.05 0.10 35.47 08:40:01 2 33.27 0.00 2.04 0.32 0.07 64.30 08:40:01 3 44.81 0.00 2.37 0.35 0.08 52.38 Average: all 47.45 0.00 2.28 2.09 0.10 48.07 Average: 0 44.06 0.00 1.97 1.21 0.10 52.66 Average: 1 52.90 0.00 2.35 3.33 0.09 41.33 Average: 2 47.48 0.00 2.48 2.35 0.12 47.57 Average: 3 45.35 0.00 2.33 1.48 0.11 50.73