---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-45404 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 8.9G 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 737 12513 0 2789 14980 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:67:b3:2a brd ff:ff:ff:ff:ff:ff inet 10.30.106.84/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86072sec preferred_lft 86072sec inet6 fe80::f816:3eff:fe67:b32a/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-45404) 09/13/25 _x86_64_ (4 CPU) 02:23:43 LINUX RESTART (4 CPU) 02:24:01 tps rtps wtps bread/s bwrtn/s 02:25:01 366.92 67.14 299.78 3755.11 65103.95 02:26:01 162.59 28.71 133.88 1648.79 38654.76 02:27:01 58.96 14.00 44.96 784.40 4976.77 02:28:01 14.67 0.25 14.42 4.00 9131.07 02:29:01 39.86 2.95 36.91 299.82 21456.96 Average: 128.60 22.61 105.99 1298.47 27865.32 02:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:25:01 14121760 15467588 2303208 14.02 45136 1513340 886864 5.08 739300 1373468 21440 02:26:01 13491972 15322412 2932996 17.86 75244 1944784 969120 5.55 910856 1784024 105364 02:27:01 12057364 14069288 4367604 26.59 77132 2120796 2098248 12.01 2205660 1912836 121540 02:28:01 12545988 15191828 3878980 23.62 78512 2743780 1086072 6.22 1285008 2331084 528272 02:29:01 12558732 15299948 3866236 23.54 82216 2834240 986988 5.65 1227464 2373788 25400 Average: 12955163 15070213 3469805 21.13 71648 2231388 1205458 6.90 1273658 1955040 160403 02:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:25:01 ens3 273.92 204.53 986.17 68.67 0.00 0.00 0.00 0.00 02:25:01 lo 1.80 1.80 0.19 0.19 0.00 0.00 0.00 0.00 02:26:01 ens3 332.14 256.44 2940.13 48.39 0.00 0.00 0.00 0.00 02:26:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 02:27:01 ens3 9603.52 5439.66 3000.41 2281.25 0.00 0.00 0.00 0.00 02:27:01 lo 734.34 734.34 56.29 56.29 0.00 0.00 0.00 0.00 02:28:01 ens3 10379.78 7087.73 3809.87 2609.86 0.00 0.00 0.00 0.00 02:28:01 lo 1036.47 1036.47 79.46 79.46 0.00 0.00 0.00 0.00 02:29:01 ens3 375.67 278.65 1339.95 97.67 0.00 0.00 0.00 0.00 02:29:01 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 4192.80 2653.26 2415.26 1021.12 0.00 0.00 0.00 0.00 Average: lo 354.83 354.83 27.22 27.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-45404) 09/13/25 _x86_64_ (4 CPU) 02:23:43 LINUX RESTART (4 CPU) 02:24:01 CPU %user %nice %system %iowait %steal %idle 02:25:01 all 13.71 0.00 1.69 15.98 0.06 68.55 02:25:01 0 7.81 0.00 1.19 14.82 0.03 76.14 02:25:01 1 15.59 0.00 1.89 40.89 0.10 41.53 02:25:01 2 12.46 0.00 1.65 6.59 0.03 79.28 02:25:01 3 18.99 0.00 2.04 1.69 0.05 77.23 02:26:01 all 21.78 0.00 1.68 3.48 0.07 72.99 02:26:01 0 22.35 0.00 2.21 8.32 0.05 67.07 02:26:01 1 27.83 0.00 2.21 4.73 0.08 65.15 02:26:01 2 11.40 0.00 0.83 0.53 0.05 87.20 02:26:01 3 25.66 0.00 1.52 0.38 0.05 72.39 02:27:01 all 42.84 0.00 18.91 0.30 0.08 37.88 02:27:01 0 44.06 0.00 13.82 0.07 0.08 41.97 02:27:01 1 41.24 0.00 9.78 0.15 0.08 48.74 02:27:01 2 43.99 0.00 25.37 0.79 0.08 29.77 02:27:01 3 42.05 0.00 26.59 0.17 0.10 31.09 02:28:01 all 28.25 0.00 32.22 0.16 0.10 39.27 02:28:01 0 25.83 0.00 35.20 0.15 0.10 38.72 02:28:01 1 27.26 0.00 19.19 0.00 0.12 53.43 02:28:01 2 31.64 0.00 28.48 0.40 0.10 39.38 02:28:01 3 28.30 0.00 45.88 0.07 0.08 25.66 02:29:01 all 32.49 0.00 1.54 0.47 0.06 65.43 02:29:01 0 32.47 0.00 1.87 0.83 0.07 64.76 02:29:01 1 40.30 0.00 1.86 0.12 0.07 57.66 02:29:01 2 23.25 0.00 1.24 0.75 0.05 74.72 02:29:01 3 33.96 0.00 1.20 0.20 0.07 64.57 Average: all 27.79 0.00 11.18 4.09 0.07 56.87 Average: 0 26.49 0.00 10.84 4.84 0.07 57.76 Average: 1 30.43 0.00 6.97 9.21 0.09 53.31 Average: 2 24.49 0.00 11.45 1.82 0.06 62.18 Average: 3 29.78 0.00 15.44 0.50 0.07 54.21