---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-9687 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 17G 61G 22% / 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 684 11097 4 4206 14958 Swap: 1023 2 1021 ---> 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:7a:8e:58 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.127/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82047sec preferred_lft 82047sec inet6 fe80::f816:3eff:fe7a:8e58/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:52:73:3d:aa:6c 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-16g-9687) 12/05/25 _x86_64_ (4 CPU) 14:06:26 LINUX RESTART (4 CPU) 14:10:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:20:06 99.16 4.08 89.94 5.13 759.57 32172.11 34870.78 14:30:14 42.48 21.15 20.11 1.23 241.04 1598.51 1600.08 14:40:03 10.36 0.14 9.75 0.47 8.20 526.49 830.26 14:50:33 18.62 0.03 17.81 0.77 1.53 511.02 352.12 15:00:40 5.43 0.01 5.21 0.21 0.57 123.42 59.34 15:10:34 5.14 0.01 4.93 0.19 0.71 126.27 89.24 Average: 30.04 4.25 24.46 1.32 166.54 5748.14 6194.88 14:10:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:20:06 2352552 6759192 9167188 55.99 258300 4043008 10781232 61.88 2143352 11190868 2136 14:30:14 2664496 6320032 9608112 58.68 265056 3365320 10948288 62.84 2138444 10977152 524 14:40:03 11572484 15331736 601260 3.67 268712 3465320 1310516 7.52 2167164 2061232 6332 14:50:33 8634212 12452060 3480164 21.26 271828 3520920 4826104 27.70 2184152 4991792 148 15:00:40 7502868 11333236 4597988 28.08 272992 3532300 5309808 30.48 2185856 6116844 244 15:10:34 7480440 11324768 4606484 28.13 273564 3545680 5313276 30.50 2186980 6135664 408 Average: 6701175 10586837 5343533 32.64 268409 3578758 6414871 36.82 2167658 6912259 1632 14:10:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:20:06 lo 11.70 11.70 11.51 11.51 0.00 0.00 0.00 0.00 14:20:06 ens3 76.17 54.96 1213.56 5.71 0.00 0.00 0.00 0.00 14:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:14 lo 34.78 34.78 15.38 15.38 0.00 0.00 0.00 0.00 14:30:14 ens3 1.53 1.31 0.37 0.32 0.00 0.00 0.00 0.00 14:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:03 lo 19.78 19.78 8.94 8.94 0.00 0.00 0.00 0.00 14:40:03 ens3 0.99 0.78 0.27 0.21 0.00 0.00 0.00 0.00 14:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:33 lo 12.26 12.26 6.90 6.90 0.00 0.00 0.00 0.00 14:50:33 ens3 0.82 0.70 0.16 0.13 0.00 0.00 0.00 0.00 14:50:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:40 lo 21.39 21.39 10.16 10.16 0.00 0.00 0.00 0.00 15:00:40 ens3 0.69 0.58 0.15 0.12 0.00 0.00 0.00 0.00 15:00:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:34 lo 19.08 19.08 6.52 6.52 0.00 0.00 0.00 0.00 15:10:34 ens3 0.41 0.30 0.09 0.06 0.00 0.00 0.00 0.00 15:10:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.82 19.82 9.89 9.89 0.00 0.00 0.00 0.00 Average: ens3 13.21 9.61 198.73 1.08 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-16g-9687) 12/05/25 _x86_64_ (4 CPU) 14:06:26 LINUX RESTART (4 CPU) 14:10:14 CPU %user %nice %system %iowait %steal %idle 14:20:06 all 52.53 0.00 2.54 2.15 0.11 42.68 14:20:06 0 54.37 0.00 2.71 1.86 0.11 40.96 14:20:06 1 54.33 0.00 2.83 2.63 0.10 40.11 14:20:06 2 51.10 0.00 2.47 2.28 0.11 44.05 14:20:06 3 50.32 0.00 2.15 1.82 0.11 45.61 14:30:14 all 39.88 0.00 1.65 2.86 0.12 55.49 14:30:14 0 40.06 0.00 1.59 1.83 0.11 56.40 14:30:14 1 40.02 0.00 1.63 1.76 0.12 56.47 14:30:14 2 39.92 0.00 1.74 3.43 0.12 54.79 14:30:14 3 39.54 0.00 1.62 4.41 0.12 54.31 14:40:03 all 14.27 0.00 0.75 0.11 0.10 84.77 14:40:03 0 14.08 0.00 0.69 0.02 0.10 85.11 14:40:03 1 14.38 0.00 0.83 0.34 0.10 84.35 14:40:03 2 14.30 0.00 0.80 0.06 0.10 84.74 14:40:03 3 14.30 0.00 0.70 0.04 0.10 84.86 14:50:33 all 29.24 0.00 0.97 2.05 0.09 67.64 14:50:33 0 28.18 0.00 0.87 1.68 0.09 69.18 14:50:33 1 29.65 0.00 1.00 3.52 0.09 65.73 14:50:33 2 28.68 0.00 0.98 1.41 0.10 68.84 14:50:33 3 30.45 0.00 1.03 1.60 0.09 66.83 15:00:40 all 9.69 0.00 0.42 0.46 0.08 89.35 15:00:40 0 9.93 0.00 0.37 0.15 0.07 89.48 15:00:40 1 9.45 0.00 0.47 0.20 0.08 89.81 15:00:40 2 9.71 0.00 0.41 0.40 0.08 89.40 15:00:40 3 9.66 0.00 0.43 1.11 0.09 88.72 15:10:34 all 7.31 0.00 0.37 0.03 0.09 92.20 15:10:34 0 7.32 0.00 0.36 0.01 0.08 92.23 15:10:34 1 6.98 0.00 0.38 0.02 0.09 92.54 15:10:34 2 7.47 0.00 0.32 0.04 0.08 92.09 15:10:34 3 7.48 0.00 0.43 0.05 0.09 91.96 Average: all 25.52 0.00 1.11 1.29 0.10 71.98 Average: 0 25.68 0.00 1.10 0.93 0.09 72.20 Average: 1 25.84 0.00 1.19 1.43 0.10 71.45 Average: 2 25.21 0.00 1.12 1.28 0.10 72.30 Average: 3 25.34 0.00 1.06 1.52 0.10 71.98