---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8210 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 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 8730 4 6610 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:52:75:cf brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.18/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84231sec preferred_lft 84231sec inet6 fe80::f816:3eff:fe52:75cf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:19:6e:80:e8:b2 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-8210) 11/12/25 _x86_64_ (4 CPU) 13:08:31 LINUX RESTART (4 CPU) 13:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:01 35.86 4.35 18.74 12.76 730.16 4564.48 249100.19 13:30:01 25.08 0.03 22.07 2.99 1.21 2096.60 15975.72 13:40:01 23.34 0.03 20.94 2.37 0.64 4138.84 25350.83 Average: 28.09 1.47 20.58 6.04 244.05 3600.12 96823.95 13:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:01 10107632 13538864 2421452 14.79 126448 3451316 2514252 14.43 784972 5099148 7464 13:30:01 9285216 13094440 2862080 17.48 146460 3776444 2802660 16.09 905552 5767692 15252 13:40:01 6879060 12900940 3047832 18.61 166136 5887588 2982984 17.12 1638508 7362544 1180260 Average: 8757303 13178081 2777121 16.96 146348 4371783 2766632 15.88 1109677 6076461 400992 13:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:01 lo 798.12 798.12 758.99 758.99 0.00 0.00 0.00 0.00 13:20:01 ens3 108.21 82.38 1040.09 16.47 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 lo 1341.15 1341.15 1272.14 1272.14 0.00 0.00 0.00 0.00 13:30:01 ens3 35.51 30.80 15.69 11.40 0.00 0.00 0.00 0.00 13:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 874.12 874.12 3042.86 3042.86 0.00 0.00 0.00 0.00 13:40:01 ens3 45.80 36.63 118.47 11.87 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1004.43 1004.43 1691.28 1691.28 0.00 0.00 0.00 0.00 Average: ens3 63.18 49.94 391.48 13.25 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-8210) 11/12/25 _x86_64_ (4 CPU) 13:08:31 LINUX RESTART (4 CPU) 13:10:01 CPU %user %nice %system %iowait %steal %idle 13:20:01 all 36.10 0.00 1.61 0.24 0.07 61.98 13:20:01 0 37.48 0.00 1.53 0.18 0.08 60.72 13:20:01 1 36.45 0.00 1.82 0.33 0.07 61.34 13:20:01 2 34.76 0.00 1.40 0.22 0.07 63.55 13:20:01 3 35.73 0.00 1.67 0.22 0.08 62.30 13:30:01 all 63.48 0.00 2.35 0.63 0.11 33.43 13:30:01 0 62.67 0.00 2.21 0.26 0.11 34.75 13:30:01 1 63.44 0.00 2.31 0.16 0.12 33.97 13:30:01 2 64.57 0.00 2.25 1.61 0.11 31.47 13:30:01 3 63.23 0.00 2.62 0.51 0.11 33.54 13:40:01 all 54.08 0.00 2.14 0.61 0.12 43.05 13:40:01 0 52.07 0.00 2.20 0.84 0.13 44.76 13:40:01 1 56.41 0.00 1.92 0.26 0.12 41.30 13:40:01 2 53.07 0.00 2.26 0.51 0.12 44.05 13:40:01 3 54.78 0.00 2.17 0.84 0.12 42.10 Average: all 51.20 0.00 2.03 0.49 0.10 46.17 Average: 0 50.73 0.00 1.98 0.43 0.11 46.75 Average: 1 52.07 0.00 2.02 0.25 0.10 45.56 Average: 2 50.78 0.00 1.97 0.78 0.10 46.38 Average: 3 51.23 0.00 2.15 0.52 0.10 45.99