---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11595 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 9.1G 69G 12% / 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 571 12444 0 3023 15138 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:76:f0:c4 brd ff:ff:ff:ff:ff:ff inet 10.30.107.11/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86110sec preferred_lft 86110sec inet6 fe80::f816:3eff:fe76:f0c4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11595) 06/13/26 _x86_64_ (4 CPU) 17:19:24 LINUX RESTART (4 CPU) 17:20:02 tps rtps wtps bread/s bwrtn/s 17:21:01 174.65 15.42 159.23 393.70 24132.45 17:22:01 55.67 5.10 50.57 400.20 8067.46 17:23:01 57.72 29.11 28.61 2026.06 9976.20 17:24:01 278.50 3.42 275.09 181.70 16382.34 Average: 141.50 13.25 128.25 751.91 14599.90 17:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:21:01 13232664 15204764 3192304 19.44 77692 2079416 1158456 6.63 1036048 1910568 218252 17:22:01 12520616 14524356 3904352 23.77 78956 2108364 1841348 10.54 1742068 1912572 7560 17:23:01 12005800 14731888 4419168 26.91 82340 2815712 1593448 9.12 1789052 2357684 369988 17:24:01 12804056 15559588 3620912 22.05 86144 2839648 802136 4.59 1022308 2325732 27304 Average: 12640784 15005149 3784184 23.04 81283 2460785 1348847 7.72 1397369 2126639 155776 17:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:21:01 ens3 328.35 256.84 3999.94 42.46 0.00 0.00 0.00 0.00 17:21:01 lo 0.81 0.81 0.09 0.09 0.00 0.00 0.00 0.00 17:22:01 ens3 1234.98 808.32 326.23 330.41 0.00 0.00 0.00 0.00 17:22:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 17:23:01 ens3 912.48 600.75 3956.67 162.86 0.00 0.00 0.00 0.00 17:23:01 lo 0.82 0.82 0.09 0.09 0.00 0.00 0.00 0.00 17:24:01 ens3 142.84 94.90 41.57 123.13 0.00 0.00 0.00 0.00 17:24:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 656.03 440.97 2073.08 165.23 0.00 0.00 0.00 0.00 Average: lo 0.72 0.72 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11595) 06/13/26 _x86_64_ (4 CPU) 17:19:24 LINUX RESTART (4 CPU) 17:20:02 CPU %user %nice %system %iowait %steal %idle 17:21:01 all 25.94 0.00 1.73 1.50 0.06 70.76 17:21:01 0 20.48 0.00 1.14 3.74 0.05 74.59 17:21:01 1 14.70 0.00 1.67 1.06 0.07 82.50 17:21:01 2 48.03 0.00 3.13 0.92 0.09 47.84 17:21:01 3 20.56 0.00 1.00 0.31 0.05 78.09 17:22:01 all 38.09 0.00 4.38 0.27 0.07 57.18 17:22:01 0 61.31 0.00 6.05 0.17 0.08 32.39 17:22:01 1 24.40 0.00 1.42 0.63 0.07 73.48 17:22:01 2 38.04 0.00 2.55 0.03 0.07 59.31 17:22:01 3 28.64 0.00 7.50 0.23 0.07 63.56 17:23:01 all 55.07 0.00 2.05 0.31 0.08 42.49 17:23:01 0 57.92 0.00 1.93 0.20 0.08 39.87 17:23:01 1 51.52 0.00 2.55 0.15 0.08 45.70 17:23:01 2 56.75 0.00 1.69 0.58 0.08 40.89 17:23:01 3 54.05 0.00 2.08 0.30 0.08 43.48 17:24:01 all 40.93 0.00 1.66 0.86 0.08 56.48 17:24:01 0 31.30 0.00 1.65 0.42 0.07 66.57 17:24:01 1 33.39 0.00 1.41 2.16 0.08 62.96 17:24:01 2 66.14 0.00 1.87 0.17 0.10 31.72 17:24:01 3 32.85 0.00 1.70 0.72 0.07 64.66 Average: all 40.06 0.00 2.46 0.73 0.07 56.67 Average: 0 42.82 0.00 2.70 1.12 0.07 53.29 Average: 1 31.07 0.00 1.76 1.00 0.08 66.10 Average: 2 52.28 0.00 2.30 0.42 0.08 44.91 Average: 3 34.07 0.00 3.08 0.39 0.07 62.40