---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-37 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 8.9G 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 599 12654 0 2786 15110 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:79:bc:73 brd ff:ff:ff:ff:ff:ff inet 10.30.107.126/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86091sec preferred_lft 86091sec inet6 fe80::f816:3eff:fe79:bc73/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-37) 12/16/25 _x86_64_ (4 CPU) 07:24:13 LINUX RESTART (4 CPU) 07:25:01 tps rtps wtps bread/s bwrtn/s 07:26:01 156.46 28.44 128.02 1691.17 16736.55 07:27:01 353.69 17.00 336.69 999.30 17304.85 07:28:01 76.40 1.93 74.47 70.40 14975.20 07:29:01 29.43 1.23 28.20 93.32 4922.78 Average: 154.00 12.15 141.85 713.61 13484.92 07:25:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:26:01 13620008 15363680 2804952 17.08 76132 1859416 1009156 5.78 871468 1699548 15164 07:27:01 11794220 14022636 4630740 28.19 95804 2304960 2396076 13.71 2321548 2031928 115728 07:28:01 10874076 13360144 5550884 33.80 100688 2546024 2689440 15.39 3203824 2053716 26800 07:29:01 12972072 15491692 3452888 21.02 103676 2576068 819760 4.69 1123064 2041872 39428 Average: 12315094 14559538 4109866 25.02 94075 2321617 1728608 9.89 1879976 1956766 49280 07:25:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:26:01 ens3 161.05 145.68 833.61 36.77 0.00 0.00 0.00 0.00 07:26:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 07:27:01 ens3 484.45 414.60 4491.32 64.44 0.00 0.00 0.00 0.00 07:27:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 07:28:01 ens3 684.92 534.02 3333.96 174.41 0.00 0.00 0.00 0.00 07:28:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 07:29:01 ens3 128.80 101.10 45.90 28.79 0.00 0.00 0.00 0.00 07:29:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 364.78 298.83 2176.09 76.10 0.00 0.00 0.00 0.00 Average: lo 0.52 0.52 0.05 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-37) 12/16/25 _x86_64_ (4 CPU) 07:24:13 LINUX RESTART (4 CPU) 07:25:01 CPU %user %nice %system %iowait %steal %idle 07:26:01 all 15.82 0.00 1.40 1.37 0.06 81.36 07:26:01 0 13.33 0.00 1.47 0.75 0.05 84.40 07:26:01 1 12.09 0.00 0.87 0.20 0.05 86.79 07:26:01 2 25.41 0.00 2.08 2.78 0.07 69.66 07:26:01 3 12.45 0.00 1.15 1.76 0.05 84.59 07:27:01 all 61.79 0.00 2.43 0.73 0.09 34.95 07:27:01 0 69.19 0.00 2.06 0.37 0.08 28.30 07:27:01 1 66.56 0.00 2.18 0.44 0.10 30.73 07:27:01 2 49.46 0.00 2.43 0.88 0.10 47.13 07:27:01 3 62.01 0.00 3.10 1.24 0.10 33.56 07:28:01 all 67.40 0.00 2.20 0.24 0.09 30.06 07:28:01 0 64.24 0.00 1.86 0.02 0.08 33.80 07:28:01 1 70.43 0.00 2.00 0.05 0.10 27.42 07:28:01 2 66.05 0.00 2.36 0.28 0.08 31.23 07:28:01 3 68.90 0.00 2.60 0.62 0.08 27.80 07:29:01 all 44.62 0.00 2.10 0.25 0.06 52.98 07:29:01 0 53.05 0.00 2.53 0.12 0.07 44.24 07:29:01 1 35.48 0.00 1.71 0.00 0.05 62.76 07:29:01 2 51.32 0.00 2.43 0.10 0.07 46.08 07:29:01 3 38.58 0.00 1.73 0.79 0.07 58.83 Average: all 47.40 0.00 2.03 0.65 0.08 49.85 Average: 0 49.94 0.00 1.98 0.31 0.07 47.70 Average: 1 46.12 0.00 1.69 0.17 0.08 51.94 Average: 2 48.04 0.00 2.32 1.01 0.08 48.54 Average: 3 45.48 0.00 2.14 1.10 0.08 51.19