---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-745 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: 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.8G 12G 41% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 414 1224 0 2305 3263 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:d6:d2 brd ff:ff:ff:ff:ff:ff inet 10.32.6.154/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86025sec preferred_lft 86025sec inet6 fe80::f816:3eff:fee8:d6d2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-745) 07/19/25 _x86_64_ (4 CPU) 02:56:57 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:01 155.67 76.16 79.51 4545.86 39965.90 02:59:01 60.22 5.53 54.69 171.30 9472.55 03:00:01 41.78 7.02 34.76 98.65 6400.13 03:01:01 9.66 0.00 9.66 0.00 372.54 03:02:01 47.28 0.43 46.84 14.66 8951.97 03:03:01 25.76 0.70 25.06 77.85 4636.43 Average: 56.73 14.98 41.76 818.24 11634.52 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:01 1942580 3349556 2096064 51.90 36140 1535172 624076 12.27 543352 1397200 72504 02:59:01 1755168 3425948 2283476 56.54 55812 1763368 526076 10.34 473904 1622892 129488 03:00:01 1508820 3228896 2529824 62.64 58972 1807680 725300 14.26 687528 1651976 1840 03:01:01 1491572 3218568 2547072 63.07 60808 1811908 729248 14.33 699780 1655432 1180 03:02:01 1202428 3286152 2836216 70.23 66100 2155668 658468 12.94 650084 1978444 116680 03:03:01 1197996 3291044 2840648 70.34 68180 2162816 657596 12.93 651272 1980776 17500 Average: 1516427 3300027 2522217 62.45 57669 1872769 653461 12.85 617653 1714453 56532 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:01 ens3 332.00 188.24 1204.24 63.17 0.00 0.00 0.00 0.00 02:58:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 02:59:01 ens3 61.32 40.48 676.29 5.78 0.00 0.00 0.00 0.00 02:59:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 03:00:01 ens3 94.50 103.45 770.57 20.86 0.00 0.00 0.00 0.00 03:00:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 03:01:01 ens3 57.11 82.37 59.29 12.97 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 03:02:01 ens3 569.07 488.29 4039.58 71.21 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 03:03:01 ens3 11.75 12.53 9.24 6.05 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 Average: ens3 187.63 152.56 1126.51 30.01 0.00 0.00 0.00 0.00 Average: lo 0.77 0.77 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-745) 07/19/25 _x86_64_ (4 CPU) 02:56:57 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:01 all 21.50 0.00 2.68 5.63 1.85 68.33 02:58:01 0 11.18 0.00 4.27 5.94 1.31 77.30 02:58:01 1 14.34 0.00 2.04 5.22 1.74 76.66 02:58:01 2 30.45 0.00 2.54 6.17 2.22 58.62 02:58:01 3 30.03 0.00 1.87 5.20 2.13 60.78 02:59:01 all 20.60 0.00 1.28 2.17 1.24 74.72 02:59:01 0 20.60 0.00 1.08 1.46 1.52 75.34 02:59:01 1 8.69 0.00 0.60 0.50 0.81 89.39 02:59:01 2 42.31 0.00 2.69 0.85 1.66 52.48 02:59:01 3 10.79 0.00 0.75 5.88 0.96 81.62 03:00:01 all 15.20 0.00 0.78 0.54 1.65 81.82 03:00:01 0 13.72 0.00 1.17 0.89 1.45 82.76 03:00:01 1 11.54 0.00 0.68 0.96 1.66 85.15 03:00:01 2 9.29 0.00 0.70 0.20 1.40 88.41 03:00:01 3 26.29 0.00 0.60 0.10 2.10 70.92 03:01:01 all 4.21 0.00 0.47 0.03 0.67 94.62 03:01:01 0 0.90 0.00 0.23 0.07 0.22 98.58 03:01:01 1 2.27 0.00 0.38 0.02 0.37 96.97 03:01:01 2 5.50 0.00 0.72 0.05 0.70 93.03 03:01:01 3 8.15 0.00 0.57 0.00 1.37 89.91 03:02:01 all 20.82 0.00 1.62 0.67 2.19 74.70 03:02:01 0 15.61 0.00 1.88 1.66 1.75 79.10 03:02:01 1 32.32 0.00 2.06 0.81 1.88 62.92 03:02:01 2 14.91 0.00 0.94 0.08 2.14 81.93 03:02:01 3 20.46 0.00 1.57 0.15 3.01 74.81 03:03:01 all 20.55 0.00 0.94 1.02 0.92 76.56 03:03:01 0 5.50 0.00 0.75 2.63 0.35 90.77 03:03:01 1 22.16 0.00 1.03 0.96 1.03 74.81 03:03:01 2 11.91 0.00 0.93 0.28 0.68 86.19 03:03:01 3 42.63 0.00 1.05 0.23 1.61 54.48 Average: all 17.16 0.00 1.30 1.68 1.42 78.45 Average: 0 11.27 0.00 1.56 2.11 1.10 83.96 Average: 1 15.22 0.00 1.13 1.41 1.25 80.98 Average: 2 19.07 0.00 1.42 1.27 1.47 76.76 Average: 3 23.06 0.00 1.07 1.93 1.87 72.08