---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14800 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 8.5G 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 607 13025 0 2407 15114 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:d9:a7:3b brd ff:ff:ff:ff:ff:ff inet 10.30.107.152/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86038sec preferred_lft 86038sec inet6 fe80::f816:3eff:fed9:a73b/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-14800) 11/23/25 _x86_64_ (4 CPU) 21:10:23 LINUX RESTART (4 CPU) 21:11:01 tps rtps wtps bread/s bwrtn/s 21:12:01 194.10 39.63 154.47 2430.79 55917.21 21:13:01 46.94 3.75 43.19 159.44 7160.27 21:14:01 3.85 0.00 3.85 0.00 193.17 21:15:01 9.72 1.20 8.52 41.59 939.71 21:16:01 29.70 3.00 26.70 277.02 7375.44 Average: 56.86 9.52 47.35 581.77 14317.16 21:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:12:01 13264968 15061756 3160000 19.24 73276 1914916 1168004 6.68 1215376 1711304 100816 21:13:01 12167356 14067080 4257612 25.92 76264 2010804 2127576 12.18 2243604 1770836 4620 21:14:01 12147084 14046872 4277884 26.05 76336 2010848 2127576 12.18 2264400 1770868 84 21:15:01 13392380 15362692 3032588 18.46 78392 2076856 986248 5.64 969196 1818108 44172 21:16:01 13279640 15416624 3145328 19.15 81768 2236548 915988 5.24 978048 1917024 28032 Average: 12850286 14791005 3574682 21.76 77207 2049994 1465078 8.38 1534125 1797628 35545 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 229.10 180.42 2045.52 38.38 0.00 0.00 0.00 0.00 21:13:01 lo 1.55 1.55 0.08 0.08 0.00 0.00 0.00 0.00 21:13:01 ens3 474.92 248.29 1311.45 103.97 0.00 0.00 0.00 0.00 21:14:01 lo 3.77 3.77 0.18 0.18 0.00 0.00 0.00 0.00 21:14:01 ens3 39.93 23.56 9.05 7.75 0.00 0.00 0.00 0.00 21:15:01 lo 18.55 18.55 2.67 2.67 0.00 0.00 0.00 0.00 21:15:01 ens3 308.20 213.90 938.69 63.78 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 21:16:01 ens3 744.13 483.44 2419.93 179.30 0.00 0.00 0.00 0.00 Average: lo 5.00 5.00 0.62 0.62 0.00 0.00 0.00 0.00 Average: ens3 359.25 229.92 1344.93 78.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-14800) 11/23/25 _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 33.35 0.00 1.65 3.43 0.08 61.49 21:12:01 0 28.95 0.00 1.17 0.80 0.08 68.99 21:12:01 1 21.39 0.00 1.29 4.80 0.07 72.46 21:12:01 2 58.23 0.00 2.76 2.08 0.10 36.83 21:12:01 3 24.88 0.00 1.34 6.04 0.07 67.67 21:13:01 all 50.27 0.00 1.84 0.19 0.09 47.61 21:13:01 0 54.22 0.00 1.20 0.02 0.07 44.49 21:13:01 1 50.55 0.00 2.53 0.30 0.10 46.52 21:13:01 2 47.43 0.00 1.64 0.05 0.08 50.80 21:13:01 3 48.87 0.00 1.99 0.40 0.08 48.65 21:14:01 all 0.99 0.00 0.10 0.03 0.05 98.84 21:14:01 0 0.75 0.00 0.10 0.00 0.05 99.10 21:14:01 1 1.09 0.00 0.15 0.10 0.07 98.60 21:14:01 2 0.93 0.00 0.03 0.00 0.02 99.02 21:14:01 3 1.20 0.00 0.13 0.00 0.05 98.62 21:15:01 all 23.84 0.00 1.23 0.03 0.07 74.83 21:15:01 0 21.46 0.00 1.05 0.03 0.07 77.39 21:15:01 1 22.93 0.00 1.12 0.03 0.08 75.84 21:15:01 2 25.80 0.00 1.19 0.03 0.08 72.90 21:15:01 3 25.17 0.00 1.56 0.02 0.08 73.17 21:16:01 all 43.29 0.00 1.80 0.30 0.08 54.53 21:16:01 0 49.74 0.00 2.65 0.60 0.08 46.92 21:16:01 1 50.45 0.00 1.82 0.15 0.08 47.50 21:16:01 2 34.79 0.00 1.44 0.45 0.08 63.23 21:16:01 3 38.18 0.00 1.32 0.03 0.05 60.42 Average: all 30.33 0.00 1.32 0.79 0.07 67.48 Average: 0 30.99 0.00 1.23 0.29 0.07 67.41 Average: 1 29.28 0.00 1.38 1.08 0.08 68.18 Average: 2 33.38 0.00 1.41 0.52 0.07 64.61 Average: 3 27.65 0.00 1.27 1.29 0.07 69.72