---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-16405 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 8.6G 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 613 13011 0 2414 15106 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:b0:6c:e7 brd ff:ff:ff:ff:ff:ff inet 10.30.106.255/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86027sec preferred_lft 86027sec inet6 fe80::f816:3eff:feb0:6ce7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-16405) 11/29/25 _x86_64_ (4 CPU) 21:10:23 LINUX RESTART (4 CPU) 21:11:01 tps rtps wtps bread/s bwrtn/s 21:12:01 173.78 38.89 134.89 2379.87 28092.64 21:13:01 46.04 4.50 41.54 210.90 6606.23 21:14:01 5.43 0.00 5.43 0.00 377.27 21:15:01 7.33 1.10 6.23 39.73 621.90 21:16:01 238.31 3.28 235.03 280.89 8900.78 Average: 94.18 9.55 84.63 582.34 8920.40 21:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:12:01 13131244 14929616 3293724 20.05 73340 1916184 1599380 9.15 1316540 1741676 100628 21:13:01 12252104 14156032 4172864 25.41 76388 2014644 2059784 11.79 2151852 1774836 10088 21:14:01 12237332 14141284 4187636 25.50 76452 2014688 2059784 11.79 2167296 1774872 104 21:15:01 12468204 14405932 3956764 24.09 78256 2044752 1747512 10.00 1913940 1793672 15340 21:16:01 13394552 15536064 3030416 18.45 81196 2241508 774276 4.43 851656 1925212 35036 Average: 12696687 14633786 3728281 22.70 77126 2046355 1648147 9.43 1680257 1802054 32239 21:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:12:01 ens3 211.25 160.65 2053.00 34.76 0.00 0.00 0.00 0.00 21:12:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 21:13:01 ens3 703.18 394.83 1371.30 150.69 0.00 0.00 0.00 0.00 21:13:01 lo 1.32 1.32 0.07 0.07 0.00 0.00 0.00 0.00 21:14:01 ens3 10.90 7.02 2.45 2.97 0.00 0.00 0.00 0.00 21:14:01 lo 3.47 3.47 0.17 0.17 0.00 0.00 0.00 0.00 21:15:01 ens3 295.05 167.79 322.91 66.04 0.00 0.00 0.00 0.00 21:15:01 lo 18.96 18.96 2.65 2.65 0.00 0.00 0.00 0.00 21:16:01 ens3 824.26 519.55 3072.40 190.78 0.00 0.00 0.00 0.00 21:16:01 lo 0.47 0.47 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 408.92 249.96 1364.43 89.05 0.00 0.00 0.00 0.00 Average: lo 4.98 4.98 0.61 0.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-16405) 11/29/25 _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 30.72 0.00 1.72 2.10 0.08 65.38 21:12:01 0 19.66 0.00 1.16 0.59 0.10 78.50 21:12:01 1 26.88 0.00 1.47 5.97 0.07 65.61 21:12:01 2 30.57 0.00 1.27 0.60 0.07 67.49 21:12:01 3 45.72 0.00 2.99 1.24 0.10 49.96 21:13:01 all 56.32 0.00 1.92 0.15 0.09 41.52 21:13:01 0 55.66 0.00 2.02 0.02 0.08 42.22 21:13:01 1 57.94 0.00 1.97 0.43 0.08 39.57 21:13:01 2 52.02 0.00 1.54 0.12 0.08 46.24 21:13:01 3 59.69 0.00 2.12 0.02 0.08 38.09 21:14:01 all 0.60 0.00 0.11 0.04 0.03 99.23 21:14:01 0 0.28 0.00 0.03 0.02 0.02 99.65 21:14:01 1 0.87 0.00 0.10 0.03 0.05 98.95 21:14:01 2 0.60 0.00 0.17 0.10 0.03 99.10 21:14:01 3 0.62 0.00 0.13 0.02 0.03 99.20 21:15:01 all 19.87 0.00 0.82 0.03 0.06 79.23 21:15:01 0 17.32 0.00 0.88 0.00 0.03 81.76 21:15:01 1 20.40 0.00 0.75 0.02 0.07 78.76 21:15:01 2 20.86 0.00 1.05 0.05 0.07 77.97 21:15:01 3 20.92 0.00 0.57 0.02 0.05 78.45 21:16:01 all 47.51 0.00 2.03 0.72 0.07 49.67 21:16:01 0 37.39 0.00 1.61 0.25 0.07 60.69 21:16:01 1 47.07 0.00 2.94 1.76 0.05 48.18 21:16:01 2 52.63 0.00 1.96 0.54 0.08 44.79 21:16:01 3 52.91 0.00 1.62 0.35 0.08 45.03 Average: all 31.00 0.00 1.32 0.61 0.07 67.01 Average: 0 26.04 0.00 1.14 0.17 0.06 72.58 Average: 1 30.65 0.00 1.45 1.64 0.06 66.19 Average: 2 31.32 0.00 1.20 0.28 0.07 67.14 Average: 3 35.97 0.00 1.49 0.33 0.07 62.15