---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2289 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 11G 67G 14% / 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 650 9755 4 5583 14996 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:cf:87:ab brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.202/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83185sec preferred_lft 83185sec inet6 fe80::f816:3eff:fecf:87ab/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:13:5b:5c:cc:c0 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-2289) 10/09/25 _x86_64_ (4 CPU) 18:00:39 LINUX RESTART (4 CPU) 18:10:31 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:20:01 1.42 0.01 1.40 0.01 0.06 19.06 47.16 18:30:31 67.35 4.38 56.66 6.31 261.64 4904.53 101410.10 18:40:21 11.74 0.01 9.67 2.06 0.12 651.56 41920.27 18:50:01 34.95 0.21 29.98 4.76 5.31 6719.41 29908.36 Average: 29.72 1.22 25.14 3.36 70.91 3114.96 44725.35 18:10:31 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:20:01 13317212 15521040 491584 3.00 60584 2366472 1115232 6.40 466140 2319560 4 18:30:31 9606436 13110892 2848352 17.40 148808 3498616 3580332 20.55 912236 5488508 2844 18:40:21 9649408 13303108 2655536 16.22 155160 3630304 2937756 16.86 934656 5412620 12300 18:50:01 6725464 12279480 3667616 22.40 194260 5391168 3771608 21.65 1606480 7548684 189364 Average: 9824630 13553630 2415772 14.75 139703 3721640 2851232 16.37 979878 5192343 51128 18:10:31 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:20:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 18:20:01 ens3 0.20 0.09 0.04 0.02 0.00 0.00 0.00 0.00 18:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:31 lo 4.33 4.33 0.82 0.82 0.00 0.00 0.00 0.00 18:30:31 ens3 91.49 71.62 670.88 16.95 0.00 0.00 0.00 0.00 18:30:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:21 lo 52.78 52.78 13.45 13.45 0.00 0.00 0.00 0.00 18:40:21 ens3 5.17 4.45 3.91 1.43 0.00 0.00 0.00 0.00 18:40:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 lo 2255.59 2255.59 2165.12 2165.12 0.00 0.00 0.00 0.00 18:50:01 ens3 71.00 55.07 473.93 14.44 0.00 0.00 0.00 0.00 18:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 566.22 566.22 533.34 533.34 0.00 0.00 0.00 0.00 Average: ens3 43.03 33.65 295.33 8.40 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-2289) 10/09/25 _x86_64_ (4 CPU) 18:00:39 LINUX RESTART (4 CPU) 18:10:31 CPU %user %nice %system %iowait %steal %idle 18:20:01 all 0.09 0.00 0.02 0.08 0.01 99.80 18:20:01 0 0.01 0.00 0.01 0.01 0.00 99.96 18:20:01 1 0.31 0.00 0.03 0.11 0.02 99.53 18:20:01 2 0.02 0.00 0.02 0.18 0.01 99.78 18:20:01 3 0.02 0.00 0.02 0.03 0.00 99.92 18:30:31 all 34.78 0.00 1.42 1.39 0.08 62.33 18:30:31 0 34.07 0.00 1.21 0.60 0.07 64.04 18:30:31 1 31.92 0.00 1.46 3.20 0.08 63.34 18:30:31 2 36.98 0.00 1.66 0.47 0.08 60.80 18:30:31 3 36.15 0.00 1.34 1.29 0.08 61.14 18:40:21 all 14.00 0.00 0.79 0.11 0.08 85.02 18:40:21 0 14.35 0.00 0.79 0.04 0.08 84.74 18:40:21 1 13.28 0.00 0.82 0.18 0.08 85.64 18:40:21 2 14.07 0.00 0.74 0.06 0.08 85.05 18:40:21 3 14.30 0.00 0.81 0.15 0.08 84.66 18:50:01 all 54.37 0.00 2.78 0.58 0.11 42.16 18:50:01 0 53.83 0.00 2.68 0.82 0.11 42.56 18:50:01 1 56.82 0.00 2.83 0.39 0.11 39.85 18:50:01 2 52.79 0.00 2.84 0.81 0.11 43.44 18:50:01 3 54.02 0.00 2.77 0.31 0.11 42.79 Average: all 26.02 0.00 1.26 0.56 0.07 72.09 Average: 0 25.78 0.00 1.18 0.37 0.07 72.61 Average: 1 25.75 0.00 1.29 1.02 0.07 71.87 Average: 2 26.22 0.00 1.33 0.38 0.07 72.00 Average: 3 26.36 0.00 1.24 0.46 0.07 71.87