---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2836 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5599.99 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 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 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 9.3G 69G 13% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 607 11628 4 3752 15039 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:ff:13:ae brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.12/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82257sec preferred_lft 82257sec inet6 fe80::f816:3eff:feff:13ae/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:b5:51:4f:5f:cf brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-2836) 10/28/25 _x86_64_ (4 CPU) 09:56:29 LINUX RESTART (4 CPU) 10:00:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:01 4.08 0.47 3.36 0.25 334.39 2435.10 6918.14 10:20:06 1.23 0.01 1.20 0.02 0.05 14.64 0.15 10:30:06 11.32 0.00 1.16 10.15 0.15 14.04 242782.59 10:40:01 1.22 0.00 1.20 0.02 0.00 14.16 0.13 10:50:06 1.32 0.00 1.30 0.02 0.00 15.30 0.15 11:00:06 49.74 5.02 42.49 2.23 284.58 5008.18 4718.32 Average: 11.48 0.92 8.45 2.11 102.70 1246.67 42393.19 10:00:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:01 13630672 15527964 489108 2.99 55956 2066644 1135524 6.52 313884 2175508 204 10:20:06 13630424 15528188 488928 2.99 56416 2066652 1135652 6.52 314352 2176260 164 10:30:06 13613288 15516516 500572 3.06 57108 2071428 1135652 6.52 319792 2177536 176 10:40:01 13612784 15516576 500384 3.06 57528 2071568 1135652 6.52 320220 2179592 184 10:50:06 13612072 15516340 500808 3.06 57980 2071580 1135780 6.52 320672 2184480 320 11:00:06 10106028 13404012 2557760 15.62 125820 3321044 2759472 15.84 724292 5183996 28184 Average: 13034211 15168266 839593 5.13 68468 2278153 1406289 8.07 385535 2679562 4872 10:00:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 10:10:01 ens3 7.94 4.55 86.02 0.34 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:20:06 ens3 0.80 0.11 0.13 0.04 0.00 0.00 0.00 0.00 10:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:30:06 ens3 0.65 0.12 0.10 0.04 0.00 0.00 0.00 0.00 10:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:40:01 ens3 0.84 0.14 0.16 0.06 0.00 0.00 0.00 0.00 10:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:50:06 ens3 0.75 0.48 0.09 0.59 0.00 0.00 0.00 0.00 10:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:06 lo 928.05 928.05 882.57 882.57 0.00 0.00 0.00 0.00 11:00:06 ens3 117.57 89.25 1029.26 16.26 0.00 0.00 0.00 0.00 11:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 154.76 154.76 147.10 147.10 0.00 0.00 0.00 0.00 Average: ens3 21.41 15.77 185.83 2.89 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-2836) 10/28/25 _x86_64_ (4 CPU) 09:56:29 LINUX RESTART (4 CPU) 10:00:06 CPU %user %nice %system %iowait %steal %idle 10:10:01 all 0.38 0.00 0.11 0.14 0.02 99.35 10:10:01 0 0.15 0.00 0.11 0.06 0.01 99.67 10:10:01 1 0.32 0.00 0.12 0.06 0.02 99.47 10:10:01 2 0.34 0.00 0.11 0.26 0.01 99.27 10:10:01 3 0.71 0.00 0.09 0.19 0.01 99.00 10:20:06 all 0.10 0.00 0.02 0.01 0.02 99.86 10:20:06 0 0.23 0.00 0.01 0.00 0.01 99.74 10:20:06 1 0.04 0.00 0.03 0.00 0.03 99.89 10:20:06 2 0.02 0.00 0.02 0.03 0.01 99.92 10:20:06 3 0.10 0.00 0.01 0.00 0.01 99.88 10:30:06 all 0.11 0.00 0.02 0.79 0.01 99.06 10:30:06 0 0.04 0.00 0.01 0.68 0.01 99.25 10:30:06 1 0.25 0.00 0.04 0.80 0.03 98.89 10:30:06 2 0.16 0.00 0.02 1.48 0.01 98.33 10:30:06 3 0.01 0.00 0.02 0.19 0.01 99.78 10:40:01 all 0.03 0.00 0.02 0.02 0.01 99.92 10:40:01 0 0.01 0.00 0.01 0.06 0.01 99.91 10:40:01 1 0.09 0.00 0.03 0.00 0.03 99.84 10:40:01 2 0.03 0.00 0.03 0.00 0.01 99.94 10:40:01 3 0.01 0.00 0.01 0.00 0.01 99.98 10:50:06 all 0.04 0.00 0.02 0.06 0.01 99.87 10:50:06 0 0.01 0.00 0.01 0.04 0.01 99.93 10:50:06 1 0.05 0.00 0.03 0.01 0.02 99.88 10:50:06 2 0.10 0.00 0.02 0.19 0.02 99.68 10:50:06 3 0.01 0.00 0.01 0.00 0.00 99.97 11:00:06 all 41.19 0.00 1.76 1.43 0.08 55.54 11:00:06 0 40.38 0.00 1.70 0.23 0.08 57.60 11:00:06 1 40.70 0.00 1.77 0.44 0.08 57.02 11:00:06 2 41.90 0.00 2.06 1.89 0.09 54.06 11:00:06 3 41.77 0.00 1.49 3.16 0.08 53.50 Average: all 6.96 0.00 0.32 0.41 0.03 92.28 Average: 0 6.79 0.00 0.31 0.18 0.02 92.70 Average: 1 6.90 0.00 0.34 0.22 0.04 92.51 Average: 2 7.07 0.00 0.38 0.64 0.02 91.89 Average: 3 7.08 0.00 0.27 0.59 0.02 92.04