---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-35545 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 UTC 2026 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 9.8G 68G 13% / 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 627 11061 4 4300 15019 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:7c:e4:66 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.99/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82105sec preferred_lft 82105sec inet6 fe80::f816:3eff:fe7c:e466/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:ad:eb:64:af:af 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-35545) 07/13/26 _x86_64_ (4 CPU) 14:40:49 LINUX RESTART (4 CPU) 14:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:00:34 1.20 0.00 1.19 0.00 0.04 14.84 0.38 15:10:34 13.91 0.01 1.13 12.77 0.35 13.19 242752.36 15:20:01 1.10 0.00 1.10 0.00 0.08 12.78 0.00 15:30:34 18.86 2.12 16.13 0.61 126.99 2597.84 1879.78 15:40:09 14.02 2.01 11.12 0.90 129.56 2927.41 2366.55 15:50:01 7.93 0.48 6.84 0.62 18.49 1487.87 1871.57 Average: 9.56 0.77 6.30 2.48 46.11 1175.21 41473.28 14:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:34 13629376 15509868 506864 3.10 55752 2050424 1140952 6.55 257700 2229500 12 15:10:34 13624868 15510648 506060 3.09 56308 2055124 1141016 6.55 263000 2231944 8 15:20:01 13624672 15510944 505824 3.09 56680 2055280 1149208 6.60 263332 2232604 4 15:30:34 12891936 15506900 465664 2.84 101384 2701344 992464 5.70 406452 2750180 316 15:40:09 10595624 14092372 1866632 11.40 134724 3480876 2169060 12.45 627588 4754968 23432 15:50:01 9237336 13142540 2812232 17.18 154824 3826540 2963852 17.01 750776 5922556 216 Average: 12267302 14878879 1110546 6.78 93279 2694931 1592759 9.14 428141 3353625 3998 14:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:00:34 lo 0.09 0.09 0.01 0.01 0.00 0.00 0.00 0.00 15:00:34 ens3 0.37 0.14 0.12 0.08 0.00 0.00 0.00 0.00 15:00:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:34 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:10:34 ens3 0.22 0.09 0.17 0.02 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 15:20:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 15:20:01 ens3 0.18 0.08 0.03 0.02 0.00 0.00 0.00 0.00 15:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:34 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:30:34 ens3 41.71 32.87 354.79 7.39 0.00 0.00 0.00 0.00 15:30:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:09 lo 1.21 1.21 0.12 0.12 0.00 0.00 0.00 0.00 15:40:09 ens3 79.82 68.12 620.97 17.02 0.00 0.00 0.00 0.00 15:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:01 lo 0.90 0.90 0.09 0.09 0.00 0.00 0.00 0.00 15:50:01 ens3 34.71 29.27 96.14 9.70 0.00 0.00 0.00 0.00 15:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.44 0.44 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 25.90 21.51 177.30 5.63 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-35545) 07/13/26 _x86_64_ (4 CPU) 14:40:49 LINUX RESTART (4 CPU) 14:50:01 CPU %user %nice %system %iowait %steal %idle 15:00:34 all 0.14 0.00 0.02 0.06 0.01 99.77 15:00:34 0 0.01 0.00 0.01 0.01 0.01 99.97 15:00:34 1 0.07 0.00 0.03 0.08 0.02 99.80 15:00:34 2 0.14 0.00 0.02 0.12 0.01 99.71 15:00:34 3 0.37 0.00 0.03 0.02 0.01 99.58 15:10:34 all 0.13 0.00 0.03 0.14 0.14 99.56 15:10:34 0 0.02 0.00 0.03 0.06 0.23 99.66 15:10:34 1 0.04 0.00 0.03 0.03 0.10 99.80 15:10:34 2 0.28 0.00 0.03 0.14 0.19 99.36 15:10:34 3 0.20 0.00 0.04 0.32 0.05 99.40 15:20:01 all 0.07 0.00 0.02 0.24 0.01 99.65 15:20:01 0 0.04 0.00 0.03 0.19 0.01 99.73 15:20:01 1 0.02 0.00 0.03 0.07 0.02 99.86 15:20:01 2 0.02 0.00 0.02 0.70 0.01 99.25 15:20:01 3 0.20 0.00 0.01 0.01 0.01 99.77 15:30:34 all 2.80 0.00 0.35 2.06 0.02 94.76 15:30:34 0 1.97 0.00 0.31 3.31 0.03 94.37 15:30:34 1 3.86 0.00 0.47 2.01 0.03 93.64 15:30:34 2 2.42 0.00 0.30 1.98 0.03 95.28 15:30:34 3 2.97 0.00 0.32 0.94 0.01 95.76 15:40:09 all 64.03 0.00 2.20 0.50 0.17 33.10 15:40:09 0 63.19 0.00 1.79 0.43 0.17 34.42 15:40:09 1 63.84 0.00 2.28 0.61 0.16 33.11 15:40:09 2 65.94 0.00 2.60 0.50 0.19 30.77 15:40:09 3 63.17 0.00 2.11 0.45 0.17 34.10 15:50:01 all 48.38 0.00 1.50 0.30 0.13 49.69 15:50:01 0 49.17 0.00 1.39 0.19 0.15 49.10 15:50:01 1 46.59 0.00 1.47 0.35 0.13 51.45 15:50:01 2 51.47 0.00 1.81 0.19 0.13 46.41 15:50:01 3 46.29 0.00 1.33 0.46 0.13 51.79 Average: all 18.65 0.00 0.67 0.56 0.08 80.04 Average: 0 18.46 0.00 0.58 0.72 0.10 80.14 Average: 1 18.47 0.00 0.70 0.54 0.07 80.22 Average: 2 19.41 0.00 0.77 0.61 0.09 79.12 Average: 3 18.27 0.00 0.62 0.37 0.06 80.68