---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-40285 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 11G 68G 14% / 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 11165 0 4262 15097 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:a9:e1:ef brd ff:ff:ff:ff:ff:ff inet 10.30.106.244/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86050sec preferred_lft 86050sec inet6 fe80::f816:3eff:fea9:e1ef/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-40285) 08/23/25 _x86_64_ (4 CPU) 13:02:19 LINUX RESTART (4 CPU) 13:03:02 tps rtps wtps bread/s bwrtn/s 13:04:01 154.36 28.91 125.45 1671.45 18642.40 13:05:01 104.00 17.40 86.60 922.25 19687.25 13:06:01 25.86 3.03 22.83 84.51 7161.08 13:07:01 63.86 0.50 63.36 9.46 30007.46 13:08:01 59.06 3.02 56.04 302.62 51610.20 Average: 81.18 10.51 70.67 594.43 25443.89 13:03:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:04:01 13583832 15360716 2841136 17.30 73000 1895888 980688 5.61 880428 1731000 97904 13:05:01 11813712 13960104 4611256 28.07 81852 2246016 2303924 13.19 2378488 1979072 12692 13:06:01 11910392 14156240 4514576 27.49 84856 2339420 1968832 11.27 2211524 2042216 44204 13:07:01 11181820 15108404 5243148 31.92 94328 3961952 1155912 6.62 1567348 3358840 1287288 13:08:01 11417008 15440268 5007960 30.49 98184 4052200 860336 4.92 1283940 3407484 24312 Average: 11981353 14805146 4443615 27.05 86444 2899095 1453938 8.32 1664346 2503722 293280 13:03:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:04:01 lo 0.68 0.68 0.08 0.08 0.00 0.00 0.00 0.00 13:04:01 ens3 201.85 159.68 2129.64 29.56 0.00 0.00 0.00 0.00 13:05:01 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 13:05:01 ens3 704.22 485.92 5099.89 109.90 0.00 0.00 0.00 0.00 13:06:01 lo 6.68 6.68 25.92 25.92 0.00 0.00 0.00 0.00 13:06:01 ens3 1089.05 687.84 1017.37 276.37 0.00 0.00 0.00 0.00 13:07:01 lo 1.55 1.55 0.15 0.15 0.00 0.00 0.00 0.00 13:07:01 ens3 707.83 476.87 5538.81 80.56 0.00 0.00 0.00 0.00 13:08:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 13:08:01 ens3 639.81 480.34 1424.77 170.23 0.00 0.00 0.00 0.00 Average: lo 2.01 2.01 5.27 5.27 0.00 0.00 0.00 0.00 Average: ens3 670.13 459.14 3045.16 133.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-40285) 08/23/25 _x86_64_ (4 CPU) 13:02:19 LINUX RESTART (4 CPU) 13:03:02 CPU %user %nice %system %iowait %steal %idle 13:04:01 all 20.77 0.00 1.48 3.08 0.06 74.61 13:04:01 0 14.62 0.00 0.92 0.59 0.05 83.82 13:04:01 1 11.43 0.00 0.76 4.20 0.03 83.58 13:04:01 2 35.79 0.00 2.40 3.26 0.07 58.48 13:04:01 3 21.34 0.00 1.87 4.23 0.09 72.48 13:05:01 all 56.64 0.00 2.16 0.99 0.11 40.10 13:05:01 0 51.65 0.00 2.45 0.58 0.13 45.18 13:05:01 1 58.78 0.00 2.48 1.02 0.12 37.60 13:05:01 2 58.88 0.00 1.86 1.16 0.12 37.98 13:05:01 3 57.24 0.00 1.84 1.21 0.10 39.61 13:06:01 all 37.50 0.00 3.89 0.34 0.07 58.21 13:06:01 0 39.77 0.00 3.99 0.07 0.05 56.13 13:06:01 1 38.00 0.00 6.01 0.12 0.07 55.81 13:06:01 2 31.34 0.00 3.17 0.17 0.07 65.25 13:06:01 3 40.89 0.00 2.39 1.02 0.07 55.64 13:07:01 all 48.37 0.00 2.27 0.75 0.10 48.50 13:07:01 0 43.65 0.00 2.02 0.52 0.15 53.66 13:07:01 1 48.57 0.00 2.22 0.45 0.10 48.66 13:07:01 2 49.51 0.00 2.26 2.01 0.10 46.13 13:07:01 3 51.77 0.00 2.57 0.03 0.10 45.53 13:08:01 all 32.31 0.00 1.73 2.30 0.07 63.59 13:08:01 0 25.03 0.00 1.94 3.74 0.05 69.24 13:08:01 1 22.32 0.00 1.34 2.15 0.07 74.13 13:08:01 2 55.75 0.00 2.27 2.34 0.08 39.55 13:08:01 3 26.16 0.00 1.30 0.97 0.05 71.52 Average: all 39.16 0.00 2.31 1.49 0.08 56.96 Average: 0 35.02 0.00 2.27 1.10 0.09 61.53 Average: 1 35.84 0.00 2.56 1.59 0.08 59.94 Average: 2 46.27 0.00 2.39 1.78 0.09 49.46 Average: 3 39.53 0.00 1.99 1.48 0.08 56.91