---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-15572 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: 2799.996 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 8.6G 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 612 13014 0 2412 15107 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:92:6f:b5 brd ff:ff:ff:ff:ff:ff inet 10.30.106.15/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86031sec preferred_lft 86031sec inet6 fe80::f816:3eff:fe92:6fb5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-15572) 11/26/25 _x86_64_ (4 CPU) 21:10:45 LINUX RESTART (4 CPU) 21:11:01 tps rtps wtps bread/s bwrtn/s 21:12:01 357.84 43.39 314.45 2174.17 61003.70 21:13:01 113.16 19.10 94.07 1095.82 13655.32 21:14:01 8.85 0.12 8.73 2.27 712.28 21:15:01 1.18 0.00 1.18 0.00 19.46 21:16:01 208.51 3.23 205.28 228.72 8179.41 Average: 137.91 13.17 124.75 700.18 16713.75 21:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:12:01 13773520 15474824 2651448 16.14 69808 1826040 1124960 6.44 753580 1670356 242804 21:13:01 12348444 14251896 4076524 24.82 76404 2014332 1944560 11.13 2056184 1774748 19140 21:14:01 12360636 14264252 4064332 24.74 76476 2014532 1947368 11.14 2045536 1773384 20 21:15:01 12347396 14251144 4077572 24.83 76532 2014640 1947368 11.14 2059136 1773492 224 21:16:01 11721416 13864524 4703552 28.64 79880 2242976 2342620 13.41 2507784 1934952 34284 Average: 12510282 14421328 3914686 23.83 75820 2022504 1861375 10.65 1884444 1785386 59294 21:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:12:01 ens3 147.49 101.93 1355.31 35.61 0.00 0.00 0.00 0.00 21:12:01 lo 1.37 1.37 0.17 0.17 0.00 0.00 0.00 0.00 21:13:01 ens3 482.94 373.30 2261.55 113.62 0.00 0.00 0.00 0.00 21:13:01 lo 0.58 0.58 0.04 0.04 0.00 0.00 0.00 0.00 21:14:01 ens3 24.66 18.43 6.62 6.45 0.00 0.00 0.00 0.00 21:14:01 lo 2.30 2.30 0.11 0.11 0.00 0.00 0.00 0.00 21:15:01 ens3 20.96 19.11 7.21 7.71 0.00 0.00 0.00 0.00 21:15:01 lo 6.50 6.50 0.32 0.32 0.00 0.00 0.00 0.00 21:16:01 ens3 736.22 540.72 3138.91 167.29 0.00 0.00 0.00 0.00 21:16:01 lo 14.78 14.78 2.49 2.49 0.00 0.00 0.00 0.00 Average: ens3 282.47 210.71 1353.98 66.14 0.00 0.00 0.00 0.00 Average: lo 5.11 5.11 0.62 0.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-15572) 11/26/25 _x86_64_ (4 CPU) 21:10:45 LINUX RESTART (4 CPU) 21:11:01 CPU %user %nice %system %iowait %steal %idle 21:12:01 all 22.39 0.00 1.79 3.76 0.05 72.00 21:12:01 0 13.34 0.00 1.65 6.75 0.03 78.23 21:12:01 1 19.45 0.00 1.42 5.37 0.07 73.69 21:12:01 2 28.18 0.00 1.82 1.32 0.05 68.63 21:12:01 3 28.59 0.00 2.27 1.60 0.07 67.47 21:13:01 all 68.02 0.00 2.52 0.38 0.10 28.97 21:13:01 0 69.02 0.00 2.46 0.10 0.12 28.30 21:13:01 1 62.45 0.00 2.89 0.49 0.10 34.08 21:13:01 2 71.49 0.00 2.64 0.89 0.10 24.88 21:13:01 3 69.10 0.00 2.09 0.05 0.10 28.66 21:14:01 all 3.59 0.00 0.16 0.04 0.03 96.19 21:14:01 0 3.96 0.00 0.07 0.00 0.02 95.95 21:14:01 1 3.68 0.00 0.25 0.03 0.03 96.00 21:14:01 2 2.83 0.00 0.22 0.10 0.02 96.83 21:14:01 3 3.89 0.00 0.10 0.00 0.03 95.98 21:15:01 all 0.84 0.00 0.11 0.01 0.03 99.02 21:15:01 0 0.80 0.00 0.13 0.00 0.03 99.03 21:15:01 1 0.82 0.00 0.22 0.02 0.05 98.89 21:15:01 2 0.57 0.00 0.03 0.03 0.02 99.35 21:15:01 3 1.17 0.00 0.08 0.00 0.02 98.73 21:16:01 all 62.80 0.00 2.35 0.44 0.09 34.32 21:16:01 0 60.80 0.00 2.89 0.32 0.08 35.91 21:16:01 1 66.73 0.00 1.70 0.30 0.10 31.17 21:16:01 2 64.98 0.00 1.86 0.20 0.08 32.88 21:16:01 3 58.69 0.00 2.93 0.95 0.10 37.32 Average: all 31.51 0.00 1.39 0.93 0.06 66.11 Average: 0 29.57 0.00 1.44 1.43 0.06 67.50 Average: 1 30.64 0.00 1.30 1.24 0.07 66.75 Average: 2 33.57 0.00 1.31 0.51 0.05 64.56 Average: 3 32.27 0.00 1.49 0.52 0.06 65.65