---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3796 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 8.5G 69G 11% / 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 623 13031 0 2385 15098 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:7c:c2:e0 brd ff:ff:ff:ff:ff:ff inet 10.30.106.100/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86047sec preferred_lft 86047sec inet6 fe80::f816:3eff:fe7c:c2e0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3796) 10/19/25 _x86_64_ (4 CPU) 21:10:23 LINUX RESTART (4 CPU) 21:11:01 tps rtps wtps bread/s bwrtn/s 21:12:01 194.42 39.67 154.75 2431.47 53139.33 21:13:01 42.98 3.73 39.24 159.31 5914.75 21:14:01 3.77 0.00 3.77 0.00 190.63 21:15:01 9.35 1.42 7.93 45.05 1711.43 21:16:01 31.75 2.82 28.93 276.93 5825.60 Average: 56.45 9.53 46.92 582.48 13354.89 21:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:12:01 13154592 14969008 3270376 19.91 73672 1931732 1245772 7.13 1310816 1726420 84536 21:13:01 12305640 14213504 4119328 25.08 76520 2018664 1970344 11.28 2099140 1777240 4620 21:14:01 12296532 14204468 4128436 25.14 76584 2018708 1986376 11.37 2108796 1777148 72 21:15:01 13263044 15271872 3161924 19.25 78548 2114552 1032280 5.91 1072184 1842936 52160 21:16:01 13410548 15525780 3014420 18.35 82292 2214788 793724 4.54 869548 1895228 27592 Average: 12886071 14836926 3538897 21.55 77523 2059689 1405699 8.04 1492097 1803794 33796 21:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:12:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 21:12:01 ens3 291.02 199.33 2268.37 48.02 0.00 0.00 0.00 0.00 21:13:01 lo 1.58 1.58 0.08 0.08 0.00 0.00 0.00 0.00 21:13:01 ens3 706.30 396.98 1221.57 146.12 0.00 0.00 0.00 0.00 21:14:01 lo 4.00 4.00 0.20 0.20 0.00 0.00 0.00 0.00 21:14:01 ens3 56.24 34.24 14.49 12.34 0.00 0.00 0.00 0.00 21:15:01 lo 18.04 18.04 2.63 2.63 0.00 0.00 0.00 0.00 21:15:01 ens3 505.90 281.02 1478.01 86.63 0.00 0.00 0.00 0.00 21:16:01 lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 21:16:01 ens3 598.00 378.25 1455.52 179.25 0.00 0.00 0.00 0.00 Average: lo 4.97 4.97 0.61 0.61 0.00 0.00 0.00 0.00 Average: ens3 431.49 257.97 1287.56 94.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3796) 10/19/25 _x86_64_ (4 CPU) 21:10:23 LINUX RESTART (4 CPU) 21:11:01 CPU %user %nice %system %iowait %steal %idle 21:12:01 all 35.38 0.00 1.64 2.51 0.08 60.39 21:12:01 0 32.20 0.00 1.44 1.52 0.07 64.77 21:12:01 1 30.34 0.00 1.83 4.39 0.07 63.38 21:12:01 2 31.78 0.00 1.12 3.61 0.08 63.40 21:12:01 3 47.14 0.00 2.21 0.52 0.08 50.05 21:13:01 all 46.64 0.00 1.65 0.09 0.08 51.53 21:13:01 0 47.37 0.00 1.27 0.02 0.10 51.24 21:13:01 1 50.08 0.00 1.47 0.13 0.08 48.24 21:13:01 2 48.54 0.00 2.15 0.20 0.08 49.02 21:13:01 3 40.60 0.00 1.71 0.02 0.08 57.59 21:14:01 all 0.86 0.00 0.10 0.06 0.03 98.95 21:14:01 0 0.47 0.00 0.12 0.00 0.00 99.42 21:14:01 1 0.63 0.00 0.08 0.03 0.02 99.23 21:14:01 2 0.85 0.00 0.13 0.03 0.03 98.95 21:14:01 3 1.50 0.00 0.05 0.18 0.03 98.23 21:15:01 all 24.94 0.00 1.09 0.05 0.06 73.86 21:15:01 0 23.23 0.00 1.00 0.02 0.07 75.68 21:15:01 1 24.91 0.00 1.29 0.12 0.07 73.62 21:15:01 2 24.65 0.00 0.95 0.02 0.07 74.31 21:15:01 3 26.97 0.00 1.12 0.03 0.07 71.80 21:16:01 all 39.82 0.00 1.64 0.25 0.08 58.22 21:16:01 0 33.28 0.00 1.67 0.08 0.07 64.90 21:16:01 1 48.17 0.00 2.34 0.13 0.08 49.27 21:16:01 2 43.86 0.00 1.44 0.10 0.07 54.54 21:16:01 3 33.97 0.00 1.12 0.67 0.07 64.18 Average: all 29.53 0.00 1.22 0.59 0.06 68.59 Average: 0 27.30 0.00 1.10 0.33 0.06 71.21 Average: 1 30.82 0.00 1.40 0.96 0.06 66.75 Average: 2 29.93 0.00 1.16 0.79 0.07 68.05 Average: 3 30.06 0.00 1.24 0.28 0.07 68.35