---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-23236 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 9.1G 69G 12% / 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 617 11734 4 3637 15029 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:28:fe:7c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.104/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81638sec preferred_lft 81638sec inet6 fe80::f816:3eff:fe28:fe7c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:ee:f1:cb:9f:2d 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-23236) 01/09/26 _x86_64_ (4 CPU) 01:39:25 LINUX RESTART (4 CPU) 01:40:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:50:01 7.70 0.46 6.64 0.61 599.49 973.71 15723.42 02:00:12 1.68 0.00 1.68 0.00 0.04 19.45 0.42 02:10:13 1.39 0.00 1.39 0.00 0.00 15.69 0.00 02:20:00 1.46 0.00 1.46 0.00 0.01 16.34 0.00 02:30:23 1.70 0.00 1.70 0.00 0.00 18.85 0.00 02:40:23 14.38 0.00 1.70 12.68 0.15 18.83 242365.24 02:50:00 1.65 0.00 1.65 0.00 0.00 18.36 0.00 Average: 4.27 0.07 2.30 1.90 83.95 151.73 36948.54 01:40:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:50:01 13309788 15511568 500612 3.06 61184 2363860 1138308 6.53 425240 2368932 8 02:00:12 13316028 15518580 493660 3.02 61828 2363976 1138308 6.53 425912 2377880 4 02:10:13 13312684 15515836 496376 3.03 62420 2363976 1138372 6.53 426496 2378776 168 02:20:00 13310816 15514704 497520 3.04 62992 2364124 1138372 6.53 427084 2379468 152 02:30:23 13307096 15511668 500536 3.06 63648 2364136 1138532 6.54 427740 2384620 8 02:40:23 13299908 15510152 501892 3.07 64496 2368944 1138500 6.53 433344 2384660 4 02:50:00 13299416 15510300 501732 3.06 65108 2368956 1138500 6.53 433956 2384888 8 Average: 13307962 15513258 498904 3.05 63097 2365425 1138413 6.53 428539 2379889 50 01:40:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:50:01 lo 0.16 0.16 0.01 0.01 0.00 0.00 0.00 0.00 01:50:01 ens3 15.29 7.07 274.91 0.62 0.00 0.00 0.00 0.00 01:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:00:12 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:00:12 ens3 1.88 0.14 0.25 0.08 0.00 0.00 0.00 0.00 02:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:13 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:10:13 ens3 0.46 0.07 0.42 0.02 0.00 0.00 0.00 0.00 02:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:20:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:20:00 ens3 0.60 0.08 0.98 0.02 0.00 0.00 0.00 0.00 02:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:23 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:30:23 ens3 0.59 0.72 0.09 0.65 0.00 0.00 0.00 0.00 02:30:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:40:23 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:40:23 ens3 0.47 0.16 0.14 0.08 0.00 0.00 0.00 0.00 02:40:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:50:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:50:00 ens3 0.30 0.11 0.08 0.04 0.00 0.00 0.00 0.00 02:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 2.76 1.18 38.76 0.22 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-23236) 01/09/26 _x86_64_ (4 CPU) 01:39:25 LINUX RESTART (4 CPU) 01:40:15 CPU %user %nice %system %iowait %steal %idle 01:50:01 all 0.57 0.00 0.30 0.14 0.02 98.98 01:50:01 0 0.35 0.00 0.37 0.06 0.03 99.20 01:50:01 1 0.58 0.00 0.25 0.24 0.02 98.91 01:50:01 2 0.86 0.00 0.25 0.18 0.02 98.69 01:50:01 3 0.50 0.00 0.30 0.06 0.01 99.12 02:00:12 all 0.10 0.00 0.02 0.01 0.01 99.86 02:00:12 0 0.20 0.00 0.01 0.00 0.01 99.78 02:00:12 1 0.04 0.00 0.03 0.00 0.02 99.90 02:00:12 2 0.13 0.00 0.03 0.00 0.02 99.82 02:00:12 3 0.01 0.00 0.01 0.03 0.01 99.94 02:10:13 all 0.09 0.00 0.02 0.01 0.01 99.86 02:10:13 0 0.30 0.00 0.01 0.00 0.01 99.68 02:10:13 1 0.04 0.00 0.03 0.03 0.02 99.89 02:10:13 2 0.02 0.00 0.02 0.00 0.02 99.94 02:10:13 3 0.02 0.00 0.01 0.00 0.01 99.95 02:20:00 all 0.16 0.00 0.02 0.01 0.01 99.80 02:20:00 0 0.56 0.00 0.02 0.00 0.01 99.41 02:20:00 1 0.02 0.00 0.02 0.01 0.02 99.94 02:20:00 2 0.04 0.00 0.03 0.00 0.03 99.90 02:20:00 3 0.02 0.00 0.02 0.03 0.01 99.93 02:30:23 all 0.25 0.00 0.02 0.01 0.02 99.70 02:30:23 0 0.08 0.00 0.03 0.00 0.02 99.87 02:30:23 1 0.04 0.00 0.03 0.00 0.02 99.91 02:30:23 2 0.83 0.00 0.02 0.00 0.02 99.13 02:30:23 3 0.04 0.00 0.02 0.03 0.01 99.90 02:40:23 all 0.06 0.00 0.03 0.03 0.01 99.87 02:40:23 0 0.02 0.00 0.03 0.02 0.02 99.91 02:40:23 1 0.03 0.00 0.05 0.09 0.02 99.82 02:40:23 2 0.16 0.00 0.01 0.00 0.01 99.81 02:40:23 3 0.02 0.00 0.01 0.01 0.01 99.95 02:50:00 all 0.13 0.00 0.02 0.01 0.02 99.82 02:50:00 0 0.02 0.00 0.02 0.03 0.01 99.92 02:50:00 1 0.47 0.00 0.03 0.00 0.02 99.47 02:50:00 2 0.03 0.00 0.02 0.00 0.02 99.92 02:50:00 3 0.01 0.00 0.02 0.00 0.01 99.96 Average: all 0.19 0.00 0.06 0.03 0.02 99.70 Average: 0 0.22 0.00 0.07 0.02 0.02 99.68 Average: 1 0.17 0.00 0.06 0.05 0.02 99.70 Average: 2 0.30 0.00 0.06 0.03 0.02 99.60 Average: 3 0.09 0.00 0.06 0.02 0.01 99.82