---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7054 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 26G 130G 17% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 835 11728 4 19528 30789 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:0d:a8:7f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.112/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83622sec preferred_lft 83622sec inet6 fe80::f816:3eff:fe0d:a87f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:c9:5d:3a:71:b2 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::78c9:5dff:fe3a:71b2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-7054) 04/29/26 _x86_64_ (8 CPU) 12:16:54 LINUX RESTART (8 CPU) 12:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:37 14.67 0.05 1.56 13.06 1.92 19.95 480042.67 12:40:09 20.24 1.53 17.97 0.74 101.08 1073.58 319.46 12:50:01 225.16 2.41 218.53 4.22 188.50 40537.98 140633.04 13:00:00 323.09 0.01 311.57 11.51 0.92 38152.07 628124.36 Average: 144.89 0.97 136.36 7.55 71.36 19782.71 318829.11 12:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:37 30173368 31809752 578424 1.76 60564 1914744 1516604 4.47 192116 2225344 4 12:40:09 29403844 31523852 833584 2.54 95304 2337564 1639856 4.84 266636 2858512 240916 12:50:01 18052656 30996940 1264036 3.85 297872 12393000 1766964 5.21 4109188 9682116 138676 13:00:00 12035316 30764080 1451740 4.42 451160 17552108 2103984 6.20 9569808 9721724 4044 Average: 22416296 31273656 1031946 3.14 226225 8549354 1756852 5.18 3534437 6121924 95910 12:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:37 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:30:37 ens3 0.43 0.26 0.17 0.28 0.00 0.00 0.00 0.00 12:30:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:09 lo 0.23 0.23 0.03 0.03 0.00 0.00 0.00 0.00 12:40:09 ens3 29.84 16.11 183.89 4.88 0.00 0.00 0.00 0.00 12:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 lo 0.47 0.47 0.07 0.07 0.00 0.00 0.00 0.00 12:50:01 ens3 124.70 72.92 2472.12 12.89 0.00 0.00 0.00 0.00 12:50:01 docker0 1.43 1.81 0.08 45.16 0.00 0.00 0.00 0.00 13:00:00 lo 0.45 0.45 0.09 0.09 0.00 0.00 0.00 0.00 13:00:00 ens3 105.38 75.77 672.99 2753.89 0.00 0.00 0.00 0.00 13:00:00 docker0 3.00 4.00 0.18 93.75 0.00 0.00 0.00 0.00 13:00:00 veth67966a1 0.20 0.35 0.02 5.09 0.00 0.00 0.00 0.00 Average: lo 0.31 0.31 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 64.29 40.81 821.80 691.49 0.00 0.00 0.00 0.00 Average: docker0 1.10 1.45 0.07 34.53 0.00 0.00 0.00 0.00 Average: veth67966a1 0.05 0.09 0.00 1.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-7054) 04/29/26 _x86_64_ (8 CPU) 12:16:54 LINUX RESTART (8 CPU) 12:20:01 CPU %user %nice %system %iowait %steal %idle 12:30:37 all 0.08 0.00 0.03 0.05 0.02 99.81 12:30:37 0 0.01 0.00 0.04 0.39 0.01 99.55 12:30:37 1 0.21 0.00 0.04 0.00 0.02 99.73 12:30:37 2 0.19 0.00 0.02 0.00 0.00 99.79 12:30:37 3 0.05 0.00 0.04 0.00 0.03 99.88 12:30:37 4 0.08 0.00 0.08 0.00 0.05 99.79 12:30:37 5 0.03 0.00 0.02 0.00 0.01 99.94 12:30:37 6 0.10 0.00 0.02 0.00 0.01 99.86 12:30:37 7 0.01 0.00 0.01 0.01 0.01 99.97 12:40:09 all 1.08 0.00 0.13 0.59 0.02 98.18 12:40:09 0 1.87 0.00 0.18 0.66 0.01 97.28 12:40:09 1 1.74 0.00 0.26 0.28 0.04 97.68 12:40:09 2 0.66 0.00 0.07 1.35 0.01 97.90 12:40:09 3 0.31 0.00 0.07 0.02 0.02 99.58 12:40:09 4 0.54 0.00 0.05 0.03 0.02 99.36 12:40:09 5 0.21 0.00 0.07 0.01 0.03 99.69 12:40:09 6 1.68 0.00 0.12 0.23 0.01 97.95 12:40:09 7 1.61 0.00 0.25 2.15 0.02 95.97 12:50:01 all 7.78 0.00 3.35 4.16 0.06 84.65 12:50:01 0 7.14 0.00 2.98 3.06 0.05 86.76 12:50:01 1 7.91 0.00 3.71 4.33 0.07 83.98 12:50:01 2 8.04 0.00 3.30 4.26 0.06 84.33 12:50:01 3 7.57 0.00 3.32 2.24 0.06 86.81 12:50:01 4 8.16 0.00 3.49 8.50 0.07 79.78 12:50:01 5 9.14 0.00 3.58 2.76 0.06 84.45 12:50:01 6 7.31 0.00 3.21 3.49 0.06 85.93 12:50:01 7 6.96 0.00 3.19 4.65 0.06 85.15 13:00:00 all 6.43 0.00 3.99 3.67 0.06 85.85 13:00:00 0 6.40 0.00 3.98 1.36 0.06 88.20 13:00:00 1 7.12 0.00 3.80 3.03 0.06 85.98 13:00:00 2 7.55 0.00 4.38 4.89 0.07 83.11 13:00:00 3 5.81 0.00 3.87 2.37 0.05 87.89 13:00:00 4 6.60 0.00 4.08 3.33 0.07 85.92 13:00:00 5 7.21 0.00 4.46 4.28 0.06 83.99 13:00:00 6 5.28 0.00 3.77 5.84 0.07 85.05 13:00:00 7 5.46 0.00 3.57 4.27 0.06 86.65 Average: all 3.79 0.00 1.86 2.09 0.04 92.22 Average: 0 3.80 0.00 1.78 1.35 0.03 93.04 Average: 1 4.18 0.00 1.93 1.89 0.05 91.95 Average: 2 4.06 0.00 1.92 2.59 0.04 91.40 Average: 3 3.39 0.00 1.81 1.15 0.04 93.62 Average: 4 3.79 0.00 1.91 2.92 0.05 91.32 Average: 5 4.10 0.00 2.01 1.75 0.04 92.11 Average: 6 3.54 0.00 1.76 2.36 0.04 92.30 Average: 7 3.45 0.00 1.73 2.72 0.04 92.06