---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6098 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 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 650 9233 4 6105 14995 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:42:ee:e3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.172/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82367sec preferred_lft 82367sec inet6 fe80::f816:3eff:fe42:eee3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:3d:79:fd:0e:99 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-6098) 01/30/26 _x86_64_ (4 CPU) 16:38:19 LINUX RESTART (4 CPU) 16:40:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:50:08 19.91 0.45 6.18 13.28 584.36 917.24 257065.14 17:00:08 1.55 0.00 1.54 0.00 0.04 18.12 0.43 17:10:09 1.56 0.00 1.56 0.00 0.00 17.39 0.00 17:20:24 1.53 0.00 1.53 0.00 0.01 16.92 0.00 17:30:04 1.97 0.39 1.58 0.00 16.69 50.40 0.01 17:40:11 69.00 4.29 62.18 2.53 252.74 9770.25 9030.08 Average: 16.05 0.86 12.55 2.64 142.74 1817.90 44378.19 16:40:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:50:08 13307012 15509568 502432 3.07 61600 2364252 1119408 6.43 430684 2371500 192 17:00:08 13307084 15510368 501644 3.06 62204 2364368 1119408 6.43 431304 2371152 12 17:10:09 13306780 15510672 501348 3.06 62812 2364380 1119408 6.43 431900 2372444 172 17:20:24 13306024 15510684 501268 3.06 63448 2364516 1119408 6.43 432520 2374152 212 17:30:04 13266040 15485948 526096 3.21 64132 2378948 1133336 6.51 436460 2436796 272 17:40:11 7981232 13004220 2949548 18.01 137540 4978984 3033740 17.41 1349356 6610700 6928 Average: 12412362 15088577 913723 5.58 75289 2802575 1440785 8.27 585371 3089457 1298 16:40:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:50:08 lo 0.17 0.17 0.02 0.02 0.00 0.00 0.00 0.00 16:50:08 ens3 15.99 9.31 267.98 0.67 0.00 0.00 0.00 0.00 16:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:08 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:00:08 ens3 0.29 0.09 0.05 0.02 0.00 0.00 0.00 0.00 17:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:09 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:10:09 ens3 0.36 0.11 0.07 0.04 0.00 0.00 0.00 0.00 17:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:24 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 17:20:24 ens3 0.33 0.09 0.05 0.02 0.00 0.00 0.00 0.00 17:20:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:04 lo 0.09 0.09 0.01 0.01 0.00 0.00 0.00 0.00 17:30:04 ens3 10.24 6.43 20.90 2.99 0.00 0.00 0.00 0.00 17:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:11 lo 764.70 764.70 728.30 728.30 0.00 0.00 0.00 0.00 17:40:11 ens3 122.16 95.00 1093.25 19.90 0.00 0.00 0.00 0.00 17:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 129.09 129.09 122.86 122.86 0.00 0.00 0.00 0.00 Average: ens3 25.08 18.66 232.48 3.96 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-6098) 01/30/26 _x86_64_ (4 CPU) 16:38:19 LINUX RESTART (4 CPU) 16:40:08 CPU %user %nice %system %iowait %steal %idle 16:50:08 all 0.49 0.00 0.31 0.15 0.02 99.03 16:50:08 0 0.50 0.00 0.28 0.38 0.01 98.82 16:50:08 1 0.37 0.00 0.43 0.03 0.01 99.16 16:50:08 2 0.54 0.00 0.18 0.03 0.02 99.23 16:50:08 3 0.56 0.00 0.33 0.15 0.04 98.92 17:00:08 all 0.10 0.00 0.04 0.01 0.02 99.83 17:00:08 0 0.02 0.00 0.02 0.02 0.00 99.94 17:00:08 1 0.20 0.00 0.06 0.01 0.03 99.70 17:00:08 2 0.18 0.00 0.03 0.00 0.01 99.77 17:00:08 3 0.02 0.00 0.03 0.00 0.03 99.92 17:10:09 all 0.21 0.00 0.03 0.01 0.02 99.73 17:10:09 0 0.02 0.00 0.03 0.00 0.01 99.93 17:10:09 1 0.72 0.00 0.05 0.03 0.02 99.19 17:10:09 2 0.02 0.00 0.03 0.00 0.02 99.93 17:10:09 3 0.07 0.00 0.03 0.00 0.02 99.88 17:20:24 all 0.21 0.00 0.03 0.01 0.02 99.73 17:20:24 0 0.02 0.00 0.02 0.00 0.01 99.94 17:20:24 1 0.51 0.00 0.03 0.03 0.01 99.42 17:20:24 2 0.09 0.00 0.03 0.00 0.02 99.85 17:20:24 3 0.23 0.00 0.04 0.00 0.02 99.71 17:30:04 all 0.24 0.00 0.04 0.01 0.02 99.69 17:30:04 0 0.25 0.00 0.02 0.01 0.01 99.72 17:30:04 1 0.26 0.00 0.03 0.03 0.01 99.66 17:30:04 2 0.16 0.00 0.05 0.00 0.03 99.76 17:30:04 3 0.28 0.00 0.07 0.01 0.02 99.62 17:40:11 all 45.22 0.00 1.92 0.30 0.08 52.48 17:40:11 0 47.55 0.00 1.81 0.23 0.08 50.33 17:40:11 1 44.90 0.00 1.82 0.33 0.08 52.88 17:40:11 2 45.96 0.00 2.05 0.44 0.09 51.46 17:40:11 3 42.46 0.00 2.00 0.19 0.08 55.27 Average: all 7.82 0.00 0.40 0.08 0.03 91.67 Average: 0 8.15 0.00 0.37 0.11 0.02 91.36 Average: 1 7.89 0.00 0.41 0.08 0.03 91.60 Average: 2 7.90 0.00 0.40 0.08 0.03 91.59 Average: 3 7.35 0.00 0.42 0.06 0.03 92.14