---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-15442 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 9.0G 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 563 12541 0 2934 15146 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:eb:bf:a7 brd ff:ff:ff:ff:ff:ff inet 10.30.107.241/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86002sec preferred_lft 86002sec inet6 fe80::f816:3eff:feeb:bfa7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-15442) 11/26/25 _x86_64_ (4 CPU) 14:06:44 LINUX RESTART (4 CPU) 14:07:01 tps rtps wtps bread/s bwrtn/s 14:08:02 173.32 46.71 126.61 2319.48 56969.84 14:09:01 105.00 14.56 90.44 914.56 12458.23 14:10:01 21.18 0.88 20.30 27.73 3288.52 14:11:01 24.56 0.58 23.98 18.40 5833.16 14:12:01 16.11 0.07 16.05 8.53 1553.21 14:13:01 30.41 1.48 28.92 151.68 10903.83 Average: 61.64 10.70 50.94 572.43 15175.22 14:07:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:08:02 13735668 15456776 2689300 16.37 72144 1842456 925056 5.29 775112 1684976 233212 14:09:01 12350072 14231060 4074896 24.81 77520 1991168 1982024 11.34 2078208 1753444 14572 14:10:01 12379260 14359972 4045708 24.63 80836 2083836 2110876 12.08 1962160 1831532 15648 14:11:01 11901912 14058076 4523056 27.54 85904 2247940 2159920 12.36 2284264 1974288 22848 14:12:01 11836304 14022052 4588664 27.94 88424 2272332 2107788 12.06 2322104 1996208 11988 14:13:01 12872316 15537684 3552652 21.63 91596 2740420 773980 4.43 861480 2410308 210196 Average: 12512589 14610937 3912379 23.82 82737 2196359 1676607 9.60 1713888 1941793 84744 14:07:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:08:02 lo 1.47 1.47 0.17 0.17 0.00 0.00 0.00 0.00 14:08:02 ens3 165.11 103.75 1455.94 40.47 0.00 0.00 0.00 0.00 14:09:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 14:09:01 ens3 843.69 485.85 1880.14 174.20 0.00 0.00 0.00 0.00 14:10:01 lo 8.40 8.40 0.81 0.81 0.00 0.00 0.00 0.00 14:10:01 ens3 4396.50 2396.65 2002.46 1029.02 0.00 0.00 0.00 0.00 14:11:01 lo 5.42 5.42 5.21 5.21 0.00 0.00 0.00 0.00 14:11:01 ens3 1404.13 839.54 2656.36 304.40 0.00 0.00 0.00 0.00 14:12:01 lo 2.63 2.63 4.40 4.40 0.00 0.00 0.00 0.00 14:12:01 ens3 479.39 234.99 143.71 110.61 0.00 0.00 0.00 0.00 14:13:01 lo 4.83 4.83 0.80 0.80 0.00 0.00 0.00 0.00 14:13:01 ens3 653.52 348.85 393.59 164.02 0.00 0.00 0.00 0.00 Average: lo 3.85 3.85 1.91 1.91 0.00 0.00 0.00 0.00 Average: ens3 1325.04 735.62 1420.73 304.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-15442) 11/26/25 _x86_64_ (4 CPU) 14:06:44 LINUX RESTART (4 CPU) 14:07:01 CPU %user %nice %system %iowait %steal %idle 14:08:02 all 22.76 0.00 1.54 5.26 0.06 70.38 14:08:02 0 7.92 0.00 0.83 12.29 0.05 78.92 14:08:02 1 42.79 0.00 2.49 6.62 0.07 48.03 14:08:02 2 24.99 0.00 1.55 1.25 0.05 72.16 14:08:02 3 15.48 0.00 1.29 0.82 0.08 82.33 14:09:01 all 71.38 0.00 2.17 0.30 0.09 26.05 14:09:01 0 70.08 0.00 1.82 0.15 0.10 27.85 14:09:01 1 73.42 0.00 2.88 0.36 0.09 23.26 14:09:01 2 66.44 0.00 2.07 0.05 0.08 31.35 14:09:01 3 75.61 0.00 1.94 0.63 0.08 21.74 14:10:01 all 63.31 0.00 6.99 0.05 0.09 29.56 14:10:01 0 56.34 0.00 6.73 0.05 0.10 36.78 14:10:01 1 53.41 0.00 9.89 0.02 0.08 36.60 14:10:01 2 77.00 0.00 3.70 0.08 0.08 19.13 14:10:01 3 66.47 0.00 7.66 0.02 0.08 25.77 14:11:01 all 56.93 0.00 2.19 0.03 0.07 40.77 14:11:01 0 57.92 0.00 2.32 0.10 0.07 39.59 14:11:01 1 50.15 0.00 2.17 0.02 0.07 47.60 14:11:01 2 61.27 0.00 2.28 0.02 0.08 36.36 14:11:01 3 58.41 0.00 2.01 0.02 0.07 39.50 14:12:01 all 59.75 0.00 1.85 0.03 0.07 38.30 14:12:01 0 64.49 0.00 2.44 0.08 0.07 32.92 14:12:01 1 62.63 0.00 1.34 0.02 0.08 35.94 14:12:01 2 55.90 0.00 1.65 0.00 0.07 42.38 14:12:01 3 56.02 0.00 1.95 0.00 0.07 41.96 14:13:01 all 44.57 0.00 2.02 0.32 0.06 53.02 14:13:01 0 39.36 0.00 1.84 0.52 0.07 58.21 14:13:01 1 44.56 0.00 1.62 0.08 0.05 53.69 14:13:01 2 52.04 0.00 2.49 0.10 0.07 45.31 14:13:01 3 42.32 0.00 2.16 0.57 0.07 54.89 Average: all 53.05 0.00 2.79 1.00 0.07 43.08 Average: 0 49.22 0.00 2.66 2.22 0.08 45.82 Average: 1 54.42 0.00 3.40 1.19 0.07 40.92 Average: 2 56.23 0.00 2.29 0.25 0.07 41.16 Average: 3 52.32 0.00 2.83 0.34 0.08 44.43