---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2361 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.8G 12G 41% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 492 5180 0 2302 7200 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:e8:e8:20 brd ff:ff:ff:ff:ff:ff inet 10.32.6.30/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86024sec preferred_lft 86024sec inet6 fe80::f816:3eff:fee8:e820/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2361) 08/30/25 _x86_64_ (4 CPU) 02:56:59 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:01 192.88 110.95 81.94 5436.56 39953.49 02:59:01 56.56 0.22 56.34 26.66 9215.93 03:00:01 48.30 13.60 34.71 268.98 6712.43 03:01:01 8.71 0.00 8.71 0.00 331.09 03:02:01 48.04 0.43 47.61 14.40 8883.99 03:03:01 27.01 0.67 26.34 76.37 4734.69 Average: 63.58 20.98 42.61 970.42 11637.96 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:01 6049200 7430696 2118220 25.93 35544 1526632 678108 7.36 567760 1387840 69452 02:59:01 5761400 7395276 2406020 29.46 55304 1743956 711644 7.72 616628 1595444 127188 03:00:01 5516552 7216440 2650868 32.46 58796 1803388 894332 9.70 804716 1646140 1576 03:01:01 5502660 7209824 2664760 32.63 60728 1807796 894332 9.70 812788 1649752 2392 03:02:01 5281100 7342280 2886320 35.34 65768 2149504 723096 7.85 697812 1972420 114168 03:03:01 5275780 7342596 2891640 35.40 67964 2152704 730672 7.93 703972 1970788 11976 Average: 5564449 7322852 2602971 31.87 57351 1863997 772031 8.38 700613 1703731 54459 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:01 lo 2.13 2.13 0.20 0.20 0.00 0.00 0.00 0.00 02:58:01 ens3 425.20 217.43 1180.61 65.21 0.00 0.00 0.00 0.00 02:59:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 02:59:01 ens3 40.84 30.79 552.29 4.31 0.00 0.00 0.00 0.00 03:00:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 03:00:01 ens3 129.51 112.70 925.78 30.21 0.00 0.00 0.00 0.00 03:01:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:01:01 ens3 57.55 82.49 61.08 13.04 0.00 0.00 0.00 0.00 03:02:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:02:01 ens3 607.83 518.63 4045.65 72.46 0.00 0.00 0.00 0.00 03:03:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 03:03:01 ens3 11.88 12.75 9.25 6.10 0.00 0.00 0.00 0.00 Average: lo 0.90 0.90 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 212.12 162.46 1129.04 31.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2361) 08/30/25 _x86_64_ (4 CPU) 02:56:59 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:01 all 20.49 0.00 3.03 6.61 3.71 66.17 02:58:01 0 20.13 0.00 5.29 6.83 3.61 64.14 02:58:01 1 12.21 0.00 1.71 3.45 3.95 78.68 02:58:01 2 33.88 0.00 3.16 6.36 4.42 52.19 02:58:01 3 15.78 0.00 1.95 9.86 2.81 69.59 02:59:01 all 19.54 0.00 1.19 2.34 2.11 74.82 02:59:01 0 53.94 0.00 2.68 2.22 2.65 38.50 02:59:01 1 11.30 0.00 0.76 1.53 3.40 83.02 02:59:01 2 12.36 0.00 1.01 1.11 1.85 83.68 02:59:01 3 0.71 0.00 0.30 4.53 0.51 93.94 03:00:01 all 15.68 0.00 0.86 0.86 3.16 79.45 03:00:01 0 11.67 0.00 0.51 0.58 2.34 84.90 03:00:01 1 19.49 0.00 0.87 0.56 2.66 76.42 03:00:01 2 20.53 0.00 1.07 2.02 4.63 71.75 03:00:01 3 10.95 0.00 1.00 0.28 3.01 84.75 03:01:01 all 3.88 0.00 0.29 0.06 1.47 94.30 03:01:01 0 0.10 0.00 0.02 0.07 0.15 99.67 03:01:01 1 7.68 0.00 0.26 0.00 1.81 90.24 03:01:01 2 5.25 0.00 0.64 0.02 2.61 91.48 03:01:01 3 2.44 0.00 0.21 0.13 1.27 95.94 03:02:01 all 18.78 0.00 1.44 0.80 3.17 75.80 03:02:01 0 17.37 0.00 1.46 0.28 2.38 78.51 03:02:01 1 26.75 0.00 1.68 0.61 3.24 67.72 03:02:01 2 14.98 0.00 1.78 0.69 4.31 78.24 03:02:01 3 16.08 0.00 0.85 1.63 2.74 78.70 03:03:01 all 20.16 0.00 0.88 1.38 1.72 75.86 03:03:01 0 13.07 0.00 0.56 0.31 1.97 84.08 03:03:01 1 41.35 0.00 1.61 0.43 1.78 54.83 03:03:01 2 3.99 0.00 0.61 4.58 1.48 89.34 03:03:01 3 22.42 0.00 0.73 0.20 1.62 75.03 Average: all 16.43 0.00 1.28 2.01 2.56 77.72 Average: 0 19.38 0.00 1.76 1.72 2.19 74.95 Average: 1 19.73 0.00 1.15 1.10 2.81 75.21 Average: 2 15.18 0.00 1.38 2.46 3.22 77.76 Average: 3 11.40 0.00 0.84 2.77 2.00 82.99