---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1889 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 12G 66G 16% / 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 648 8778 4 6562 14998 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:d6:88:a7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.182/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84219sec preferred_lft 84219sec inet6 fe80::f816:3eff:fed6:88a7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:07:da:96:0a:24 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-1889) 11/28/25 _x86_64_ (4 CPU) 12:18:47 LINUX RESTART (4 CPU) 12:20:28 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:34 35.15 3.97 18.65 12.54 710.71 4437.16 248828.17 12:40:01 26.36 0.02 23.08 3.26 0.23 2208.75 20041.24 12:50:34 23.76 0.03 21.70 2.03 0.63 8386.41 30679.79 Average: 28.40 1.35 21.11 5.94 238.88 5123.59 100576.59 12:20:28 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:34 10164988 13600312 2359992 14.41 129876 3449120 2479952 14.23 795940 5033032 15012 12:40:01 9172756 12979416 2977236 18.18 148724 3770076 3105844 17.83 909132 5894216 24328 12:50:34 6775108 13080392 2867552 17.51 175432 6150472 2882392 16.54 1725492 7366284 79476 Average: 8704284 13220040 2734927 16.70 151344 4456556 2822729 16.20 1143521 6097844 39605 12:20:28 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:34 lo 901.84 901.84 857.85 857.85 0.00 0.00 0.00 0.00 12:30:34 ens3 105.55 82.05 945.52 16.75 0.00 0.00 0.00 0.00 12:30:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 1562.41 1562.41 1482.69 1482.69 0.00 0.00 0.00 0.00 12:40:01 ens3 38.09 31.39 16.94 11.94 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:34 lo 820.10 820.10 4969.40 4969.40 0.00 0.00 0.00 0.00 12:50:34 ens3 46.25 37.26 127.38 12.46 0.00 0.00 0.00 0.00 12:50:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1080.30 1080.30 2495.86 2495.86 0.00 0.00 0.00 0.00 Average: ens3 63.60 50.46 367.40 13.74 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-1889) 11/28/25 _x86_64_ (4 CPU) 12:18:47 LINUX RESTART (4 CPU) 12:20:28 CPU %user %nice %system %iowait %steal %idle 12:30:34 all 41.56 0.00 1.92 0.17 0.07 56.28 12:30:34 0 41.97 0.00 1.80 0.31 0.07 55.85 12:30:34 1 41.93 0.00 2.18 0.12 0.07 55.70 12:30:34 2 40.56 0.00 1.99 0.15 0.08 57.23 12:30:34 3 41.78 0.00 1.70 0.10 0.07 56.35 12:40:01 all 66.15 0.00 2.57 0.06 0.09 31.12 12:40:01 0 65.15 0.00 2.42 0.06 0.09 32.28 12:40:01 1 66.73 0.00 2.64 0.07 0.09 30.47 12:40:01 2 65.16 0.00 2.91 0.06 0.09 31.79 12:40:01 3 67.56 0.00 2.33 0.07 0.09 29.96 12:50:34 all 50.69 0.00 1.94 0.19 0.09 47.09 12:50:34 0 50.76 0.00 2.16 0.48 0.09 46.50 12:50:34 1 50.47 0.00 1.76 0.03 0.09 47.64 12:50:34 2 49.16 0.00 2.13 0.19 0.09 48.43 12:50:34 3 52.36 0.00 1.71 0.06 0.08 45.80 Average: all 52.47 0.00 2.13 0.14 0.08 45.18 Average: 0 52.32 0.00 2.12 0.29 0.08 45.18 Average: 1 52.70 0.00 2.18 0.07 0.08 44.97 Average: 2 51.28 0.00 2.33 0.13 0.09 46.18 Average: 3 53.56 0.00 1.90 0.08 0.08 44.38