---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-14887 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 67G 15% / 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 774 9265 4 5948 14871 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:25:57:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.40/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82631sec preferred_lft 82631sec inet6 fe80::f816:3eff:fe25:57e6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:32:f1:49:81:7c 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-14887) 12/18/25 _x86_64_ (4 CPU) 19:58:07 LINUX RESTART (4 CPU) 20:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:10:01 4.88 0.57 3.99 0.33 609.25 655.71 14589.07 20:20:38 1.28 0.01 1.27 0.00 0.05 14.81 0.00 20:30:05 44.08 4.58 38.53 0.98 272.71 4030.72 2025.85 20:40:01 35.38 0.45 29.09 5.84 15.63 4400.86 17176.33 20:50:11 50.15 0.00 40.53 9.62 0.01 2974.04 22059.29 21:00:13 32.06 0.17 14.60 17.29 12.14 3862.66 235059.34 Average: 27.61 0.92 21.01 5.68 148.67 2616.67 48464.00 20:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:10:01 13433224 15501124 513236 3.13 58068 2234168 1147812 6.59 395936 2280852 248 20:20:38 13432232 15500544 513820 3.14 58468 2234176 1147764 6.59 396312 2280276 180 20:30:05 10672756 13834028 2128256 13.00 126948 3191464 2466936 14.16 695232 4663552 27760 20:40:01 9048588 13314076 2637508 16.11 186172 4139072 2801912 16.08 953588 5899976 17244 20:50:11 8301808 13060276 2886952 17.63 222220 4548292 2993332 17.18 1078348 6473560 33856 21:00:13 9553384 15279648 664324 4.06 247144 5449856 1163524 6.68 1422268 4826124 14372 Average: 10740332 14414949 1557349 9.51 149837 3632838 1953547 11.21 823614 4404057 15610 20:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:10:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 20:10:01 ens3 8.19 3.91 185.57 0.35 0.00 0.00 0.00 0.00 20:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:38 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 20:20:38 ens3 0.36 0.09 0.05 0.02 0.00 0.00 0.00 0.00 20:20:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:05 lo 0.72 0.72 0.09 0.09 0.00 0.00 0.00 0.00 20:30:05 ens3 102.23 82.82 673.59 19.71 0.00 0.00 0.00 0.00 20:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:01 lo 2208.09 2208.09 2104.03 2104.03 0.00 0.00 0.00 0.00 20:40:01 ens3 104.73 75.68 310.26 22.01 0.00 0.00 0.00 0.00 20:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:11 lo 4892.40 4892.40 4662.24 4662.24 0.00 0.00 0.00 0.00 20:50:11 ens3 72.68 55.96 23.23 20.46 0.00 0.00 0.00 0.00 20:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:13 lo 688.72 688.72 633.23 633.23 0.00 0.00 0.00 0.00 21:00:13 ens3 145.67 152.83 156.60 611.10 0.00 0.00 0.00 0.00 21:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1305.45 1305.45 1240.03 1240.03 0.00 0.00 0.00 0.00 Average: ens3 71.31 61.07 217.86 112.06 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-14887) 12/18/25 _x86_64_ (4 CPU) 19:58:07 LINUX RESTART (4 CPU) 20:00:01 CPU %user %nice %system %iowait %steal %idle 20:10:01 all 0.43 0.00 0.12 0.09 0.02 99.35 20:10:01 0 0.41 0.00 0.13 0.02 0.03 99.41 20:10:01 1 0.70 0.00 0.09 0.09 0.02 99.10 20:10:01 2 0.49 0.00 0.14 0.15 0.01 99.21 20:10:01 3 0.12 0.00 0.11 0.08 0.00 99.68 20:20:38 all 0.22 0.00 0.02 0.01 0.02 99.74 20:20:38 0 0.02 0.00 0.02 0.00 0.01 99.95 20:20:38 1 0.79 0.00 0.02 0.02 0.02 99.14 20:20:38 2 0.04 0.00 0.03 0.02 0.03 99.89 20:20:38 3 0.01 0.00 0.01 0.00 0.00 99.97 20:30:05 all 31.61 0.00 1.20 0.28 0.06 66.86 20:30:05 0 30.09 0.00 1.08 0.05 0.06 68.72 20:30:05 1 30.27 0.00 1.02 0.06 0.06 68.59 20:30:05 2 33.97 0.00 1.48 0.85 0.06 63.64 20:30:05 3 32.10 0.00 1.21 0.16 0.05 66.48 20:40:01 all 64.49 0.00 3.12 0.09 0.09 32.21 20:40:01 0 64.40 0.00 3.12 0.05 0.09 32.35 20:40:01 1 65.00 0.00 3.24 0.08 0.09 31.59 20:40:01 2 66.10 0.00 3.22 0.07 0.09 30.52 20:40:01 3 62.45 0.00 2.91 0.17 0.09 34.38 20:50:11 all 62.02 0.00 3.97 0.10 0.08 33.82 20:50:11 0 62.25 0.00 4.24 0.09 0.08 33.34 20:50:11 1 62.03 0.00 3.83 0.16 0.09 33.89 20:50:11 2 62.04 0.00 3.75 0.09 0.08 34.03 20:50:11 3 61.75 0.00 4.07 0.08 0.09 34.01 21:00:13 all 31.02 0.00 1.42 0.14 0.07 67.35 21:00:13 0 26.04 0.00 1.33 0.10 0.06 72.47 21:00:13 1 33.76 0.00 1.52 0.13 0.07 64.53 21:00:13 2 30.21 0.00 1.38 0.03 0.06 68.31 21:00:13 3 34.10 0.00 1.47 0.29 0.07 64.08 Average: all 31.30 0.00 1.63 0.11 0.06 66.90 Average: 0 30.23 0.00 1.64 0.05 0.05 68.02 Average: 1 31.76 0.00 1.61 0.09 0.06 66.48 Average: 2 31.78 0.00 1.65 0.19 0.06 66.32 Average: 3 31.43 0.00 1.62 0.13 0.05 66.77