---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-13451 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: 2800.000 BogoMIPS: 5600.00 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 564 13064 0 2410 15156 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:7d:df:49 brd ff:ff:ff:ff:ff:ff inet 10.30.106.217/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86048sec preferred_lft 86048sec inet6 fe80::f816:3eff:fe7d:df49/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-13451) 11/17/25 _x86_64_ (4 CPU) 21:11:02 LINUX RESTART (4 CPU) 21:12:02 tps rtps wtps bread/s bwrtn/s 21:13:01 177.78 41.54 136.25 2533.94 46804.95 21:14:01 20.03 2.40 17.63 73.19 5777.70 21:15:01 2.52 0.03 2.48 2.40 36.00 21:16:01 18.56 2.88 15.68 214.86 5145.22 Average: 54.21 11.59 42.62 698.46 14305.79 21:12:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:13:01 12619608 14460140 3805360 23.17 74936 1954712 1835960 10.51 1828080 1735036 20468 21:14:01 12503632 14406624 3921336 23.87 76384 2013916 1895664 10.85 1901408 1773384 128 21:15:01 12485204 14388276 3939764 23.99 76448 2014088 1912280 10.94 1921152 1773532 240 21:16:01 12540812 14672892 3884156 23.65 79468 2233416 1546860 8.85 1690020 1937908 70360 Average: 12537314 14481983 3887654 23.67 76809 2054033 1797691 10.29 1835165 1804965 22799 21:12:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:13:01 ens3 746.79 402.59 1948.55 159.88 0.00 0.00 0.00 0.00 21:13:01 lo 0.61 0.61 0.05 0.05 0.00 0.00 0.00 0.00 21:14:01 ens3 94.25 68.99 839.30 13.61 0.00 0.00 0.00 0.00 21:14:01 lo 1.97 1.97 0.10 0.10 0.00 0.00 0.00 0.00 21:15:01 ens3 122.52 58.98 29.24 21.76 0.00 0.00 0.00 0.00 21:15:01 lo 5.47 5.47 0.27 0.27 0.00 0.00 0.00 0.00 21:16:01 ens3 1041.47 601.38 3157.39 180.14 0.00 0.00 0.00 0.00 21:16:01 lo 16.11 16.11 2.54 2.54 0.00 0.00 0.00 0.00 Average: ens3 500.27 282.51 1491.85 93.58 0.00 0.00 0.00 0.00 Average: lo 6.06 6.06 0.74 0.74 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-13451) 11/17/25 _x86_64_ (4 CPU) 21:11:02 LINUX RESTART (4 CPU) 21:12:02 CPU %user %nice %system %iowait %steal %idle 21:13:01 all 52.76 0.00 2.24 2.57 0.09 42.35 21:13:01 0 50.48 0.00 1.80 1.15 0.08 46.48 21:13:01 1 66.55 0.00 3.14 2.04 0.08 28.18 21:13:01 2 44.05 0.00 2.07 6.73 0.10 47.04 21:13:01 3 49.94 0.00 1.94 0.37 0.09 47.66 21:14:01 all 19.45 0.00 0.59 0.16 0.05 79.76 21:14:01 0 22.47 0.00 0.40 0.00 0.03 77.09 21:14:01 1 18.12 0.00 0.82 0.40 0.05 80.61 21:14:01 2 15.76 0.00 0.82 0.23 0.07 83.12 21:14:01 3 21.48 0.00 0.32 0.00 0.05 78.15 21:15:01 all 0.84 0.00 0.19 0.01 0.04 98.92 21:15:01 0 0.93 0.00 0.32 0.00 0.05 98.70 21:15:01 1 1.37 0.00 0.07 0.00 0.02 98.55 21:15:01 2 0.69 0.00 0.23 0.05 0.05 98.98 21:15:01 3 0.37 0.00 0.13 0.00 0.03 99.47 21:16:01 all 49.00 0.00 1.66 0.06 0.08 49.19 21:16:01 0 52.03 0.00 1.90 0.07 0.07 45.94 21:16:01 1 49.66 0.00 1.39 0.02 0.07 48.87 21:16:01 2 45.65 0.00 1.90 0.15 0.08 52.22 21:16:01 3 48.65 0.00 1.46 0.02 0.10 49.77 Average: all 30.39 0.00 1.16 0.69 0.06 67.69 Average: 0 31.39 0.00 1.10 0.30 0.06 67.14 Average: 1 33.75 0.00 1.35 0.61 0.05 64.24 Average: 2 26.42 0.00 1.25 1.77 0.08 70.48 Average: 3 30.00 0.00 0.96 0.10 0.07 68.88