---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-29687 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 672K 1.6G 1% /run /dev/vda1 78G 9.2G 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 598 12345 0 3095 15111 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:1a:d8:c8 brd ff:ff:ff:ff:ff:ff inet 10.30.107.154/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85950sec preferred_lft 85950sec inet6 fe80::f816:3eff:fe1a:d8c8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-29687) 07/21/25 _x86_64_ (4 CPU) 18:33:19 LINUX RESTART (4 CPU) 18:34:01 tps rtps wtps bread/s bwrtn/s 18:35:01 186.64 40.00 146.63 2434.39 46508.63 18:36:01 41.53 2.75 38.78 111.45 4985.97 18:37:02 33.83 1.03 32.79 31.19 7581.54 18:38:01 17.52 0.44 17.08 12.74 1920.76 18:39:01 13.55 0.63 12.91 71.72 1459.36 18:40:01 23.95 3.70 20.25 234.36 20421.66 Average: 52.94 8.12 44.82 484.01 13847.02 18:34:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:35:01 13046808 14877320 3378160 20.57 75832 1945032 1364232 7.81 1399964 1741636 103296 18:36:01 12239636 14146156 4185332 25.48 78460 2014664 2044820 11.70 2170192 1770956 34016 18:37:02 12184880 14307040 4240088 25.81 83560 2218992 1822768 10.43 2034236 1949104 25796 18:38:01 11755300 13918336 4669668 28.43 86764 2253184 2245244 12.85 2430868 1974124 16684 18:39:01 11459108 13753076 4965860 30.23 89404 2377312 2359276 13.50 2603784 2087456 105856 18:40:01 11388480 14235364 5036488 30.66 92104 2906424 1959296 11.21 2204300 2534488 40372 Average: 12012369 14206215 4412599 26.87 84354 2285935 1965939 11.25 2140557 2009627 54337 18:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:35:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 18:35:01 ens3 407.53 279.16 2414.64 64.67 0.00 0.00 0.00 0.00 18:36:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 18:36:01 ens3 3432.51 1904.70 1330.23 804.56 0.00 0.00 0.00 0.00 18:37:02 lo 8.47 8.47 0.82 0.82 0.00 0.00 0.00 0.00 18:37:02 ens3 1124.20 803.52 3270.08 285.88 0.00 0.00 0.00 0.00 18:38:01 lo 7.56 7.56 9.70 9.70 0.00 0.00 0.00 0.00 18:38:01 ens3 1104.20 635.79 436.59 292.55 0.00 0.00 0.00 0.00 18:39:01 lo 3.75 3.75 0.69 0.69 0.00 0.00 0.00 0.00 18:39:01 ens3 392.43 247.59 243.91 102.32 0.00 0.00 0.00 0.00 18:40:01 lo 2.08 2.08 0.21 0.21 0.00 0.00 0.00 0.00 18:40:01 ens3 1376.74 905.63 2502.73 325.64 0.00 0.00 0.00 0.00 Average: lo 3.80 3.80 1.90 1.90 0.00 0.00 0.00 0.00 Average: ens3 1306.81 796.50 1703.24 312.65 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-29687) 07/21/25 _x86_64_ (4 CPU) 18:33:19 LINUX RESTART (4 CPU) 18:34:01 CPU %user %nice %system %iowait %steal %idle 18:35:01 all 33.29 0.00 1.77 3.70 0.08 61.16 18:35:01 0 24.99 0.00 1.47 3.08 0.08 70.38 18:35:01 1 42.32 0.00 2.07 1.77 0.10 53.73 18:35:01 2 19.20 0.00 1.22 8.30 0.05 71.24 18:35:01 3 46.64 0.00 2.30 1.65 0.10 49.30 18:36:01 all 77.32 0.00 5.26 0.10 0.15 17.17 18:36:01 0 79.97 0.00 3.35 0.03 0.13 16.51 18:36:01 1 82.58 0.00 5.11 0.02 0.15 12.14 18:36:01 2 69.61 0.00 5.51 0.32 0.15 24.41 18:36:01 3 77.14 0.00 7.05 0.02 0.17 15.63 18:37:02 all 59.97 0.00 4.00 0.04 0.12 35.88 18:37:02 0 57.30 0.00 3.12 0.13 0.12 39.34 18:37:02 1 51.22 0.00 5.80 0.00 0.10 42.87 18:37:02 2 72.50 0.00 2.53 0.03 0.12 24.82 18:37:02 3 58.85 0.00 4.60 0.02 0.10 36.44 18:38:01 all 71.12 0.00 2.51 0.06 0.11 26.20 18:38:01 0 73.03 0.00 2.35 0.12 0.12 24.39 18:38:01 1 72.21 0.00 1.99 0.02 0.12 25.66 18:38:01 2 70.54 0.00 3.05 0.07 0.12 26.23 18:38:01 3 68.70 0.00 2.60 0.02 0.12 28.56 18:39:01 all 62.61 0.00 1.93 0.03 0.11 35.32 18:39:01 0 57.24 0.00 1.75 0.08 0.12 40.81 18:39:01 1 60.40 0.00 1.80 0.00 0.12 37.68 18:39:01 2 66.65 0.00 1.62 0.02 0.10 31.61 18:39:01 3 66.15 0.00 2.56 0.03 0.10 31.15 18:40:01 all 57.10 0.00 2.38 0.80 0.12 39.61 18:40:01 0 47.67 0.00 1.98 1.79 0.12 48.44 18:40:01 1 56.11 0.00 0.90 0.02 0.12 42.85 18:40:01 2 58.11 0.00 2.61 0.23 0.12 38.93 18:40:01 3 66.46 0.00 4.00 1.17 0.13 28.24 Average: all 60.19 0.00 2.97 0.79 0.12 35.93 Average: 0 56.64 0.00 2.34 0.88 0.11 40.03 Average: 1 60.76 0.00 2.95 0.30 0.12 35.87 Average: 2 59.37 0.00 2.75 1.50 0.11 36.26 Average: 3 63.97 0.00 3.86 0.49 0.12 31.57