---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-16564 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 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 615 11134 0 4290 15095 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:57:30:91 brd ff:ff:ff:ff:ff:ff inet 10.30.106.250/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85962sec preferred_lft 85962sec inet6 fe80::f816:3eff:fe57:3091/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-16564) 11/30/25 _x86_64_ (4 CPU) 13:02:22 LINUX RESTART (4 CPU) 13:03:02 tps rtps wtps bread/s bwrtn/s 13:04:01 201.73 34.59 167.14 1843.08 55594.24 13:05:01 81.69 14.85 66.84 842.53 13271.52 13:06:01 20.96 0.13 20.83 1.60 2627.30 13:07:01 22.81 0.07 22.75 1.60 3974.40 13:08:01 31.83 0.10 31.73 1.47 12697.88 13:09:01 95.95 2.83 93.12 233.18 55113.26 Average: 75.48 8.69 66.79 483.44 23794.06 13:03:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:04:01 13386416 15219200 3038552 18.50 75080 1947664 1071392 6.13 1025368 1775788 95924 13:05:01 11528040 13684516 4896928 29.81 81732 2256016 2422328 13.86 2664304 1973436 11016 13:06:01 11159460 13450520 5265508 32.06 85012 2383252 2804424 16.05 2915216 2083896 70672 13:07:01 11086128 13424104 5338840 32.50 88832 2423760 2804424 16.05 2944212 2121928 3576 13:08:01 10663632 13750916 5761336 35.08 92736 3148656 2418888 13.84 2630600 2833948 500448 13:09:01 11376136 15417144 5048832 30.74 95760 4072304 897044 5.13 1293372 3435376 19224 Average: 11533302 14157733 4891666 29.78 86525 2705275 2069750 11.85 2245512 2370729 116810 13:03:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:04:01 ens3 272.26 222.64 2843.43 43.63 0.00 0.00 0.00 0.00 13:04:01 lo 0.61 0.61 0.07 0.07 0.00 0.00 0.00 0.00 13:05:01 ens3 567.01 408.57 4493.51 100.36 0.00 0.00 0.00 0.00 13:05:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 13:06:01 ens3 1122.13 880.22 1040.00 310.65 0.00 0.00 0.00 0.00 13:06:01 lo 6.08 6.08 25.87 25.87 0.00 0.00 0.00 0.00 13:07:01 ens3 87.82 59.34 544.77 12.01 0.00 0.00 0.00 0.00 13:07:01 lo 0.30 0.30 0.02 0.02 0.00 0.00 0.00 0.00 13:08:01 ens3 291.98 170.54 3732.46 26.09 0.00 0.00 0.00 0.00 13:08:01 lo 1.12 1.12 0.11 0.11 0.00 0.00 0.00 0.00 13:09:01 ens3 734.33 541.49 3068.40 187.93 0.00 0.00 0.00 0.00 13:09:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 513.28 380.92 2619.85 113.65 0.00 0.00 0.00 0.00 Average: lo 1.63 1.63 4.38 4.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-16564) 11/30/25 _x86_64_ (4 CPU) 13:02:22 LINUX RESTART (4 CPU) 13:03:02 CPU %user %nice %system %iowait %steal %idle 13:04:01 all 25.79 0.00 1.67 3.81 0.09 68.64 13:04:01 0 22.83 0.00 2.02 5.77 0.08 69.29 13:04:01 1 20.47 0.00 1.70 1.46 0.07 76.30 13:04:01 2 17.00 0.00 0.64 7.02 0.10 75.23 13:04:01 3 42.96 0.00 2.29 0.97 0.10 53.68 13:05:01 all 64.61 0.00 2.13 0.94 0.11 32.21 13:05:01 0 63.72 0.00 2.21 1.22 0.12 32.73 13:05:01 1 66.51 0.00 2.64 1.07 0.12 29.66 13:05:01 2 59.56 0.00 1.94 0.91 0.12 37.47 13:05:01 3 68.60 0.00 1.71 0.57 0.12 29.00 13:06:01 all 38.49 0.00 3.68 0.07 0.08 57.68 13:06:01 0 36.66 0.00 4.20 0.23 0.07 58.84 13:06:01 1 40.46 0.00 3.54 0.00 0.07 55.93 13:06:01 2 37.29 0.00 4.57 0.03 0.08 58.03 13:06:01 3 39.56 0.00 2.46 0.00 0.07 57.92 13:07:01 all 6.42 0.00 0.33 0.17 0.07 93.01 13:07:01 0 5.66 0.00 0.44 0.64 0.05 93.22 13:07:01 1 8.37 0.00 0.53 0.03 0.08 90.98 13:07:01 2 8.87 0.00 0.17 0.00 0.07 90.89 13:07:01 3 2.77 0.00 0.20 0.00 0.08 96.94 13:08:01 all 11.86 0.00 0.94 0.84 0.07 86.29 13:08:01 0 11.14 0.00 0.72 1.39 0.08 86.67 13:08:01 1 10.88 0.00 0.60 0.03 0.03 88.46 13:08:01 2 13.90 0.00 1.74 1.50 0.10 82.75 13:08:01 3 11.55 0.00 0.67 0.45 0.07 87.26 13:09:01 all 43.80 0.00 2.20 2.81 0.10 51.08 13:09:01 0 43.91 0.00 2.39 0.40 0.12 53.18 13:09:01 1 57.40 0.00 2.61 4.45 0.12 35.43 13:09:01 2 36.66 0.00 2.06 1.10 0.10 60.07 13:09:01 3 37.19 0.00 1.76 5.29 0.10 55.67 Average: all 31.83 0.00 1.83 1.43 0.09 64.83 Average: 0 30.69 0.00 2.00 1.60 0.09 65.63 Average: 1 34.03 0.00 1.94 1.17 0.08 62.79 Average: 2 28.88 0.00 1.85 1.75 0.09 67.42 Average: 3 33.72 0.00 1.51 1.21 0.09 63.47