---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12012 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: 5600.00 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 68G 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 656 10597 4 4735 14990 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:26:18:a2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.46/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83021sec preferred_lft 83021sec inet6 fe80::f816:3eff:fe26:18a2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:80:18:46:da:03 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-12012) 11/19/25 _x86_64_ (4 CPU) 21:17:58 LINUX RESTART (4 CPU) 21:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:30:01 13.79 0.49 3.00 10.30 335.14 394.53 249446.39 21:40:02 1.08 0.00 1.07 0.00 0.04 13.87 0.00 21:50:03 1.12 0.00 1.12 0.00 0.00 13.95 0.00 22:00:01 39.98 4.01 34.55 1.42 254.51 4489.43 3860.76 22:10:24 27.66 0.96 22.62 4.08 32.75 4572.80 5685.83 Average: 16.79 1.09 12.53 3.16 123.63 1914.45 51413.10 21:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:30:01 13620072 15525456 490848 3.00 56036 2074580 1125948 6.46 318412 2175256 4 21:40:02 13619328 15525432 490892 3.00 56608 2074720 1126012 6.46 318992 2177460 152 21:50:03 13619076 15525772 490456 3.00 57184 2074728 1126012 6.46 319576 2178476 160 22:00:01 10766496 13971996 1989464 12.15 126712 3218300 2356824 13.53 653116 4584196 26000 22:10:24 10903620 15391128 561412 3.43 167352 4364260 1076228 6.18 1008320 3976408 28048 Average: 12505718 15187957 804614 4.91 92778 2761318 1362205 7.82 523683 3018359 10873 21:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:30:01 ens3 4.90 2.86 85.15 0.23 0.00 0.00 0.00 0.00 21:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 21:40:02 ens3 0.30 0.14 0.10 0.06 0.00 0.00 0.00 0.00 21:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:03 lo 0.09 0.09 0.01 0.01 0.00 0.00 0.00 0.00 21:50:03 ens3 0.17 0.07 0.04 0.02 0.00 0.00 0.00 0.00 21:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:01 lo 1.29 1.29 0.15 0.15 0.00 0.00 0.00 0.00 22:00:01 ens3 117.49 92.19 711.98 23.02 0.00 0.00 0.00 0.00 22:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:24 lo 1341.48 1341.48 1276.26 1276.26 0.00 0.00 0.00 0.00 22:10:24 ens3 91.34 72.58 439.77 39.98 0.00 0.00 0.00 0.00 22:10:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 276.57 276.57 262.85 262.85 0.00 0.00 0.00 0.00 Average: ens3 43.14 33.81 248.46 12.85 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-12012) 11/19/25 _x86_64_ (4 CPU) 21:17:58 LINUX RESTART (4 CPU) 21:20:02 CPU %user %nice %system %iowait %steal %idle 21:30:01 all 0.42 0.00 0.11 0.12 0.02 99.33 21:30:01 0 0.26 0.00 0.15 0.18 0.01 99.40 21:30:01 1 0.20 0.00 0.09 0.15 0.01 99.56 21:30:01 2 0.70 0.00 0.09 0.04 0.03 99.13 21:30:01 3 0.52 0.00 0.12 0.11 0.02 99.24 21:40:02 all 0.04 0.00 0.02 0.01 0.02 99.91 21:40:02 0 0.02 0.00 0.02 0.00 0.01 99.94 21:40:02 1 0.02 0.00 0.01 0.00 0.01 99.95 21:40:02 2 0.00 0.00 0.02 0.00 0.01 99.97 21:40:02 3 0.12 0.00 0.04 0.03 0.04 99.77 21:50:03 all 0.19 0.00 0.02 0.01 0.02 99.77 21:50:03 0 0.01 0.00 0.01 0.00 0.01 99.97 21:50:03 1 0.01 0.00 0.02 0.00 0.02 99.95 21:50:03 2 0.01 0.00 0.02 0.01 0.02 99.95 21:50:03 3 0.72 0.00 0.02 0.03 0.02 99.21 22:00:01 all 55.58 0.00 1.91 0.33 0.07 42.10 22:00:01 0 55.41 0.00 1.79 0.45 0.07 42.29 22:00:01 1 57.71 0.00 1.95 0.19 0.08 40.08 22:00:01 2 54.32 0.00 2.06 0.15 0.08 43.40 22:00:01 3 54.89 0.00 1.85 0.54 0.07 42.65 22:10:24 all 65.89 0.00 2.56 0.24 0.09 31.23 22:10:24 0 65.04 0.00 2.51 0.18 0.09 32.18 22:10:24 1 65.95 0.00 2.59 0.20 0.09 31.16 22:10:24 2 65.00 0.00 2.42 0.36 0.09 32.14 22:10:24 3 67.57 0.00 2.72 0.20 0.09 29.43 Average: all 24.65 0.00 0.93 0.14 0.04 74.23 Average: 0 24.38 0.00 0.91 0.16 0.04 74.52 Average: 1 25.02 0.00 0.94 0.11 0.04 73.89 Average: 2 24.23 0.00 0.93 0.11 0.05 74.68 Average: 3 24.99 0.00 0.96 0.18 0.05 73.82