---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-15556 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 9.7G 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 632 11224 4 4132 15013 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:f9:0e:3f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.170/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81275sec preferred_lft 81275sec inet6 fe80::f816:3eff:fef9:e3f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:06:e0:6f:76:55 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-15556) 05/15/26 _x86_64_ (4 CPU) 13:51:45 LINUX RESTART (4 CPU) 14:00:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:05 1.28 0.00 1.27 0.00 0.04 15.38 309.04 14:20:05 1.21 0.00 1.21 0.00 0.01 13.44 0.00 14:30:05 1.15 0.00 1.15 0.00 0.00 12.75 0.00 14:40:05 1.19 0.00 1.19 0.00 0.67 13.52 0.00 14:50:05 1.28 0.00 1.28 0.00 0.15 14.31 0.00 15:00:05 1.30 0.00 1.30 0.00 0.00 14.47 0.00 15:10:04 45.99 1.35 31.52 13.12 98.11 813.58 243444.53 Average: 7.62 0.19 5.55 1.87 14.12 128.05 34773.19 14:00:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:05 13555208 15522500 493232 3.01 57164 2135540 1144164 6.57 332712 2224060 192 14:20:05 13554116 15521912 493808 3.02 57544 2135680 1144164 6.57 333068 2224944 188 14:30:05 13553624 15521832 493948 3.02 57904 2135684 1144164 6.57 333452 2225544 216 14:40:05 13551420 15520208 495564 3.03 58272 2135896 1144164 6.57 333824 2228520 212 14:50:05 13547976 15517220 498516 3.04 58668 2135948 1144228 6.57 334224 2234032 208 15:00:05 13547220 15516936 498700 3.05 59052 2136024 1144228 6.57 334612 2234140 184 15:10:04 13056568 15389056 604228 3.69 85988 2452596 1206592 6.93 399392 2618904 191844 Average: 13480876 15501381 511142 3.12 62085 2181053 1153101 6.62 343041 2284306 27578 14:00:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:10:05 ens3 0.25 0.08 0.04 0.02 0.00 0.00 0.00 0.00 14:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:20:05 ens3 0.20 0.09 0.04 0.02 0.00 0.00 0.00 0.00 14:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:30:05 ens3 0.20 0.08 0.04 0.02 0.00 0.00 0.00 0.00 14:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:40:05 ens3 0.27 0.11 0.07 0.04 0.00 0.00 0.00 0.00 14:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:50:05 ens3 0.50 0.72 0.06 0.59 0.00 0.00 0.00 0.00 14:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:00:05 ens3 0.32 0.14 0.10 0.06 0.00 0.00 0.00 0.00 15:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:04 lo 0.18 0.18 0.01 0.01 0.00 0.00 0.00 0.00 15:10:04 ens3 20.79 15.75 135.52 4.84 0.00 0.00 0.00 0.00 15:10:04 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 3.21 2.42 19.38 0.80 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-15556) 05/15/26 _x86_64_ (4 CPU) 13:51:45 LINUX RESTART (4 CPU) 14:00:05 CPU %user %nice %system %iowait %steal %idle 14:10:05 all 0.10 0.00 0.04 0.03 0.01 99.82 14:10:05 0 0.29 0.00 0.03 0.00 0.01 99.67 14:10:05 1 0.04 0.00 0.04 0.03 0.01 99.88 14:10:05 2 0.04 0.00 0.05 0.10 0.01 99.80 14:10:05 3 0.03 0.00 0.03 0.00 0.01 99.93 14:20:05 all 0.10 0.00 0.04 0.04 0.02 99.81 14:20:05 0 0.02 0.00 0.02 0.02 0.01 99.93 14:20:05 1 0.19 0.00 0.04 0.00 0.02 99.76 14:20:05 2 0.15 0.00 0.04 0.01 0.02 99.78 14:20:05 3 0.04 0.00 0.06 0.13 0.01 99.76 14:30:05 all 0.09 0.00 0.04 0.01 0.01 99.85 14:30:05 0 0.05 0.00 0.03 0.01 0.01 99.91 14:30:05 1 0.03 0.00 0.04 0.00 0.01 99.92 14:30:05 2 0.20 0.00 0.04 0.00 0.01 99.75 14:30:05 3 0.09 0.00 0.05 0.02 0.01 99.83 14:40:05 all 0.20 0.00 0.04 0.01 0.02 99.72 14:40:05 0 0.02 0.00 0.03 0.01 0.01 99.93 14:40:05 1 0.47 0.00 0.05 0.00 0.04 99.43 14:40:05 2 0.10 0.00 0.05 0.00 0.02 99.84 14:40:05 3 0.23 0.00 0.03 0.04 0.01 99.69 14:50:05 all 0.15 0.00 0.03 0.01 0.01 99.80 14:50:05 0 0.02 0.00 0.02 0.01 0.01 99.95 14:50:05 1 0.35 0.00 0.05 0.00 0.02 99.59 14:50:05 2 0.19 0.00 0.04 0.00 0.01 99.77 14:50:05 3 0.04 0.00 0.03 0.03 0.01 99.91 15:00:05 all 0.18 0.00 0.04 0.01 0.01 99.76 15:00:05 0 0.02 0.00 0.03 0.01 0.01 99.94 15:00:05 1 0.52 0.00 0.04 0.00 0.02 99.42 15:00:05 2 0.03 0.00 0.04 0.00 0.01 99.93 15:00:05 3 0.17 0.00 0.03 0.02 0.02 99.76 15:10:04 all 1.81 0.00 0.23 0.19 0.02 97.76 15:10:04 0 2.62 0.00 0.27 0.09 0.02 97.00 15:10:04 1 2.21 0.00 0.33 0.34 0.02 97.10 15:10:04 2 0.86 0.00 0.13 0.01 0.02 98.98 15:10:04 3 1.55 0.00 0.19 0.31 0.02 97.93 Average: all 0.38 0.00 0.06 0.04 0.01 99.50 Average: 0 0.43 0.00 0.06 0.02 0.01 99.48 Average: 1 0.54 0.00 0.08 0.05 0.02 99.30 Average: 2 0.22 0.00 0.05 0.02 0.01 99.69 Average: 3 0.31 0.00 0.06 0.08 0.01 99.55