---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1411 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 672K 1.6G 1% /run /dev/vda1 78G 8.4G 70G 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 583 13235 0 2220 15141 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:32:fe:aa brd ff:ff:ff:ff:ff:ff inet 10.30.106.27/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86045sec preferred_lft 86045sec inet6 fe80::f816:3eff:fe32:feaa/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-1411) 09/30/25 _x86_64_ (4 CPU) 15:20:56 LINUX RESTART (4 CPU) 15:21:01 tps rtps wtps bread/s bwrtn/s 15:22:03 312.33 55.19 257.14 3673.92 44593.50 15:23:02 165.08 39.39 125.69 2430.80 22988.82 15:24:01 25.25 3.66 21.59 146.12 11452.25 15:25:01 9.32 0.00 9.32 0.00 9198.60 15:26:01 13.83 1.32 12.51 50.12 9658.52 Average: 105.37 19.95 85.42 1262.83 19602.18 15:21:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:22:03 14052520 15575820 2372440 14.44 60184 1666260 756912 4.33 641772 1522280 167256 15:23:02 12961564 14785312 3463396 21.09 74156 1939860 1389464 7.95 1495576 1729932 8528 15:24:01 11714972 13624088 4709988 28.68 76512 2019808 2642752 15.12 2682988 1780956 4996 15:25:01 11707788 13616932 4717172 28.72 76592 2019848 2642752 15.12 2691588 1780988 128 15:26:01 13592104 15530224 2832856 17.25 78988 2045044 772336 4.42 798096 1792676 25460 Average: 12805790 14626475 3619170 22.03 73286 1938164 1640843 9.39 1662004 1721366 41274 15:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:22:03 lo 1.60 1.60 0.18 0.18 0.00 0.00 0.00 0.00 15:22:03 ens3 351.24 249.09 1652.07 75.50 0.00 0.00 0.00 0.00 15:23:02 lo 0.74 0.74 0.07 0.07 0.00 0.00 0.00 0.00 15:23:02 ens3 252.46 188.25 1702.42 49.62 0.00 0.00 0.00 0.00 15:24:01 lo 1.20 1.20 0.06 0.06 0.00 0.00 0.00 0.00 15:24:01 ens3 518.72 299.63 1182.20 139.59 0.00 0.00 0.00 0.00 15:25:01 lo 3.67 3.67 0.18 0.18 0.00 0.00 0.00 0.00 15:25:01 ens3 8.72 6.47 2.51 3.71 0.00 0.00 0.00 0.00 15:26:01 lo 18.40 18.40 2.66 2.66 0.00 0.00 0.00 0.00 15:26:01 ens3 239.38 160.79 281.51 70.52 0.00 0.00 0.00 0.00 Average: lo 5.14 5.14 0.63 0.63 0.00 0.00 0.00 0.00 Average: ens3 273.31 180.44 962.76 67.57 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1411) 09/30/25 _x86_64_ (4 CPU) 15:20:56 LINUX RESTART (4 CPU) 15:21:01 CPU %user %nice %system %iowait %steal %idle 15:22:03 all 19.67 0.00 2.11 8.05 0.07 70.10 15:22:03 0 10.39 0.00 1.45 2.96 0.05 85.16 15:22:03 1 18.53 0.00 1.68 11.88 0.07 67.84 15:22:03 2 38.80 0.00 3.86 9.16 0.10 48.07 15:22:03 3 11.06 0.00 1.48 8.21 0.05 79.20 15:23:02 all 43.24 0.00 2.06 2.31 0.11 52.29 15:23:02 0 57.39 0.00 2.85 1.33 0.10 38.33 15:23:02 1 38.18 0.00 1.30 3.73 0.11 56.69 15:23:02 2 36.83 0.00 1.81 2.07 0.11 59.19 15:23:02 3 39.96 0.00 2.24 2.14 0.14 55.52 15:24:01 all 44.18 0.00 3.61 2.28 0.09 49.83 15:24:01 0 44.23 0.00 8.77 0.02 0.10 46.87 15:24:01 1 44.85 0.00 2.05 0.02 0.10 52.98 15:24:01 2 49.61 0.00 1.37 0.11 0.09 48.82 15:24:01 3 38.39 0.00 2.19 8.87 0.07 50.48 15:25:01 all 0.71 0.00 0.09 0.25 0.03 98.91 15:25:01 0 0.43 0.00 0.05 0.00 0.03 99.48 15:25:01 1 0.75 0.00 0.05 0.00 0.02 99.18 15:25:01 2 0.57 0.00 0.00 0.00 0.00 99.43 15:25:01 3 1.11 0.00 0.25 0.97 0.05 97.62 15:26:01 all 20.82 0.00 1.03 0.27 0.05 77.83 15:26:01 0 24.88 0.00 0.87 0.00 0.07 74.18 15:26:01 1 17.23 0.00 0.92 0.00 0.07 81.78 15:26:01 2 21.74 0.00 0.84 0.03 0.03 77.36 15:26:01 3 19.41 0.00 1.49 1.02 0.08 77.99 Average: all 25.45 0.00 1.77 2.63 0.07 70.08 Average: 0 27.33 0.00 2.76 0.86 0.07 68.98 Average: 1 23.71 0.00 1.20 3.12 0.07 71.91 Average: 2 29.02 0.00 1.57 2.31 0.07 67.03 Average: 3 21.78 0.00 1.52 4.24 0.08 72.38