---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3202 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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 conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: 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 690 9062 4 6236 14956 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:2f:31:0a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.226/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84348sec preferred_lft 84348sec inet6 fe80::f816:3eff:fe2f:310a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:35:eb:85:cb:a8 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-3202) 12/02/25 _x86_64_ (4 CPU) 13:29:07 LINUX RESTART (4 CPU) 13:30:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:40:01 31.02 3.98 24.45 2.59 203.50 4436.75 5656.13 13:50:01 25.64 0.02 22.68 2.94 0.25 2244.80 11287.47 14:00:20 27.71 0.11 24.71 2.89 5.64 9196.91 8921.24 Average: 28.09 1.33 23.95 2.81 67.52 5342.78 8660.69 13:30:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:40:01 10097900 13343276 2617488 15.99 130104 3256432 2857360 16.40 621044 5295792 130452 13:50:01 9253476 12810116 3147680 19.22 145520 3521644 3410084 19.57 730288 5984832 20556 14:00:20 9363416 15388180 561264 3.43 172768 5878240 1091324 6.26 1576056 4936012 8 Average: 9571597 13847191 2108811 12.88 149464 4218772 2452923 14.08 975796 5405545 50339 13:30:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:40:01 lo 1154.76 1154.76 1093.38 1093.38 0.00 0.00 0.00 0.00 13:40:01 ens3 113.14 88.84 879.78 19.47 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 13:50:01 lo 1168.66 1168.66 1112.64 1112.64 0.00 0.00 0.00 0.00 13:50:01 ens3 38.57 31.77 24.94 12.39 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:20 lo 784.34 784.34 5034.45 5034.45 0.00 0.00 0.00 0.00 14:00:20 ens3 62.97 58.43 127.51 394.71 0.00 0.00 0.00 0.00 14:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1031.93 1031.93 2456.09 2456.09 0.00 0.00 0.00 0.00 Average: ens3 70.97 59.31 335.37 146.24 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-3202) 12/02/25 _x86_64_ (4 CPU) 13:29:07 LINUX RESTART (4 CPU) 13:30:23 CPU %user %nice %system %iowait %steal %idle 13:40:01 all 44.83 0.00 1.96 0.18 0.07 52.96 13:40:01 0 45.19 0.00 2.14 0.43 0.07 52.17 13:40:01 1 44.39 0.00 1.80 0.08 0.07 53.66 13:40:01 2 42.87 0.00 1.81 0.09 0.07 55.16 13:40:01 3 46.89 0.00 2.10 0.10 0.07 50.84 13:50:01 all 65.57 0.00 2.39 0.09 0.10 31.85 13:50:01 0 65.33 0.00 2.23 0.11 0.10 32.24 13:50:01 1 65.42 0.00 2.39 0.06 0.10 32.03 13:50:01 2 66.32 0.00 2.47 0.13 0.10 30.98 13:50:01 3 65.20 0.00 2.49 0.05 0.10 32.16 14:00:20 all 43.52 0.00 1.85 0.19 0.08 54.36 14:00:20 0 40.61 0.00 1.87 0.09 0.08 57.36 14:00:20 1 42.76 0.00 1.73 0.35 0.08 55.08 14:00:20 2 43.25 0.00 1.98 0.18 0.09 54.51 14:00:20 3 47.47 0.00 1.82 0.14 0.08 50.49 Average: all 51.30 0.00 2.07 0.15 0.08 46.40 Average: 0 50.34 0.00 2.07 0.21 0.08 47.30 Average: 1 50.85 0.00 1.97 0.17 0.08 46.93 Average: 2 50.82 0.00 2.09 0.13 0.09 46.88 Average: 3 53.19 0.00 2.13 0.10 0.09 44.49