---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-12699 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 18G 60G 23% / 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 698 10700 4 4590 14948 Swap: 1023 12 1011 ---> 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:a3:2e:04 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 79510sec preferred_lft 79510sec inet6 fe80::f816:3eff:fea3:2e04/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:bd:b6:eb:ae:b0 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 inet6 fe80::48bd:b6ff:feeb:aeb0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-12699) 05/11/26 _x86_64_ (4 CPU) 07:35:01 LINUX RESTART (4 CPU) 07:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:02 97.98 24.11 70.31 3.55 718.03 13094.77 7707.99 08:00:02 17.63 0.58 16.15 0.90 14.99 378.95 456.53 08:10:02 7.62 0.36 6.87 0.39 11.83 232.88 651.17 08:20:02 10.87 0.11 10.27 0.48 6.39 544.35 576.75 08:30:02 29.18 0.02 13.21 15.95 1.17 356.84 210282.60 08:40:02 7.69 0.02 7.39 0.28 0.63 244.48 340.40 08:50:01 4.82 0.08 4.55 0.19 1.55 133.34 37.57 09:00:02 8.40 0.02 8.02 0.36 1.18 257.06 176.85 09:10:02 4.84 0.01 4.65 0.18 0.95 152.00 67.27 09:20:02 9.28 0.03 8.86 0.39 1.76 557.49 690.84 Average: 19.83 2.54 15.03 2.27 75.85 1595.23 22098.82 07:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:02 8129524 11543476 4389872 26.81 269432 3127940 6264448 35.96 2121552 5542876 3204 08:00:02 3659880 7101140 8832156 53.94 272668 3151928 9540792 54.76 2164484 9966524 700 08:10:02 6261952 9727488 6206868 37.91 273820 3175064 6991384 40.13 2175036 7354184 424 08:20:02 8223336 11796792 4140464 25.29 278140 3278748 5067124 29.09 2200268 5397680 232 08:30:02 9524204 13158220 2779936 16.98 280164 3337284 3596228 20.64 2210276 4089212 11548 08:40:02 7771092 11433064 4503832 27.51 281372 3364016 5264124 30.22 2212636 5834964 256 08:50:01 11625788 15323164 615688 3.76 281908 3398884 1374684 7.89 2215736 1973384 17008 09:00:02 6361956 10080316 5855816 35.76 282704 3419072 6686896 38.38 2219776 7227528 316 09:10:02 7793580 11535484 4401420 26.88 283340 3441984 5253144 30.15 2222076 5792340 368 09:20:02 7589104 11453632 4483200 27.38 287208 3559788 5185172 29.76 2236448 5991572 408 Average: 7694042 11315278 4620925 28.22 279076 3325471 5522400 31.70 2197829 5917026 3446 07:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:02 lo 20.84 20.84 17.07 17.07 0.00 0.00 0.00 0.00 07:50:02 ens3 14.07 7.81 170.83 1.17 0.00 0.00 0.00 0.00 07:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:02 lo 47.44 47.44 20.57 20.57 0.00 0.00 0.00 0.00 08:00:02 ens3 1.68 1.68 0.36 0.32 0.00 0.00 0.00 0.00 08:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:02 lo 15.34 15.34 7.31 7.31 0.00 0.00 0.00 0.00 08:10:02 ens3 0.80 0.48 0.25 0.18 0.00 0.00 0.00 0.00 08:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:02 lo 8.71 8.71 3.94 3.94 0.00 0.00 0.00 0.00 08:20:02 ens3 1.41 0.68 0.46 0.31 0.00 0.00 0.00 0.00 08:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:02 lo 9.02 9.02 4.50 4.50 0.00 0.00 0.00 0.00 08:30:02 ens3 0.83 0.62 0.18 0.14 0.00 0.00 0.00 0.00 08:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:02 lo 19.99 19.99 10.47 10.47 0.00 0.00 0.00 0.00 08:40:02 ens3 0.93 0.67 0.22 0.16 0.00 0.00 0.00 0.00 08:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 28.63 28.63 10.09 10.09 0.00 0.00 0.00 0.00 08:50:01 ens3 0.60 0.43 0.14 0.10 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:02 lo 19.15 19.15 10.88 10.88 0.00 0.00 0.00 0.00 09:00:02 ens3 0.72 0.72 0.17 0.14 0.00 0.00 0.00 0.00 09:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:02 lo 17.95 17.95 10.16 10.16 0.00 0.00 0.00 0.00 09:10:02 ens3 0.61 0.58 0.13 0.11 0.00 0.00 0.00 0.00 09:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:02 lo 13.44 13.44 7.15 7.15 0.00 0.00 0.00 0.00 09:20:02 ens3 0.91 0.81 0.25 0.21 0.00 0.00 0.00 0.00 09:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.05 20.05 10.22 10.22 0.00 0.00 0.00 0.00 Average: ens3 2.26 1.45 17.30 0.28 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-16g-12699) 05/11/26 _x86_64_ (4 CPU) 07:35:01 LINUX RESTART (4 CPU) 07:40:02 CPU %user %nice %system %iowait %steal %idle 07:50:02 all 55.23 0.00 2.14 0.22 0.11 42.30 07:50:02 0 57.12 0.00 2.33 0.23 0.11 40.21 07:50:02 1 53.79 0.00 2.04 0.26 0.11 43.80 07:50:02 2 55.58 0.00 2.19 0.26 0.11 41.87 07:50:02 3 54.42 0.00 2.01 0.14 0.11 43.32 08:00:02 all 38.24 0.00 1.36 0.04 0.11 60.26 08:00:02 0 38.56 0.00 1.32 0.02 0.11 59.99 08:00:02 1 38.51 0.00 1.45 0.06 0.12 59.87 08:00:02 2 37.42 0.00 1.32 0.06 0.11 61.09 08:00:02 3 38.45 0.00 1.34 0.01 0.11 60.09 08:10:02 all 16.91 0.00 0.81 0.03 0.09 82.16 08:10:02 0 16.50 0.00 0.84 0.02 0.09 82.55 08:10:02 1 17.05 0.00 0.82 0.03 0.10 82.00 08:10:02 2 17.39 0.00 0.79 0.03 0.09 81.70 08:10:02 3 16.70 0.00 0.78 0.03 0.09 82.40 08:20:02 all 15.59 0.00 0.74 0.04 0.08 83.55 08:20:02 0 15.46 0.00 0.73 0.03 0.07 83.72 08:20:02 1 14.98 0.00 0.74 0.04 0.08 84.16 08:20:02 2 15.79 0.00 0.79 0.07 0.08 83.27 08:20:02 3 16.15 0.00 0.71 0.02 0.08 83.05 08:30:02 all 18.66 0.00 0.68 0.07 0.07 80.52 08:30:02 0 18.11 0.00 0.69 0.06 0.07 81.07 08:30:02 1 19.31 0.00 0.66 0.08 0.07 79.88 08:30:02 2 18.04 0.00 0.71 0.04 0.08 81.13 08:30:02 3 19.16 0.00 0.65 0.12 0.07 80.00 08:40:02 all 15.15 0.00 0.49 0.03 0.07 84.26 08:40:02 0 15.05 0.00 0.39 0.06 0.07 84.43 08:40:02 1 15.47 0.00 0.43 0.01 0.07 84.02 08:40:02 2 15.44 0.00 0.56 0.04 0.08 83.88 08:40:02 3 14.62 0.00 0.58 0.01 0.07 84.71 08:50:01 all 8.75 0.00 0.34 0.02 0.06 90.82 08:50:01 0 9.02 0.00 0.32 0.02 0.06 90.58 08:50:01 1 8.45 0.00 0.37 0.03 0.07 91.08 08:50:01 2 8.78 0.00 0.39 0.02 0.06 90.74 08:50:01 3 8.75 0.00 0.30 0.00 0.06 90.89 09:00:02 all 16.81 0.00 0.66 0.05 0.08 82.39 09:00:02 0 16.45 0.00 0.70 0.13 0.07 82.64 09:00:02 1 16.97 0.00 0.68 0.04 0.09 82.21 09:00:02 2 16.72 0.00 0.62 0.02 0.08 82.55 09:00:02 3 17.11 0.00 0.64 0.01 0.08 82.16 09:10:02 all 8.89 0.00 0.40 0.35 0.06 90.30 09:10:02 0 8.83 0.00 0.37 0.66 0.07 90.07 09:10:02 1 8.61 0.00 0.46 0.06 0.06 90.81 09:10:02 2 8.91 0.00 0.45 0.02 0.06 90.56 09:10:02 3 9.20 0.00 0.30 0.67 0.07 89.77 09:20:02 all 14.04 0.00 0.55 0.04 0.07 85.31 09:20:02 0 13.64 0.00 0.45 0.06 0.07 85.79 09:20:02 1 14.08 0.00 0.57 0.04 0.07 85.24 09:20:02 2 13.35 0.00 0.60 0.03 0.07 85.95 09:20:02 3 15.09 0.00 0.57 0.02 0.07 84.25 Average: all 20.82 0.00 0.82 0.09 0.08 78.19 Average: 0 20.88 0.00 0.81 0.13 0.08 78.10 Average: 1 20.72 0.00 0.82 0.06 0.08 78.31 Average: 2 20.74 0.00 0.84 0.06 0.08 78.27 Average: 3 20.96 0.00 0.79 0.10 0.08 78.07