---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-62241 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 12G 144G 8% / 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 902 25083 4 6106 30722 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:37:d8:e4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.17/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83789sec preferred_lft 83789sec inet6 fe80::f816:3eff:fe37:d8e4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:8d:8a:26:a8:6d 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-62241) 03/05/26 _x86_64_ (8 CPU) 12:59:20 LINUX RESTART (8 CPU) 13:00:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:12 28.06 3.38 22.71 1.97 174.08 4219.91 3744.44 13:20:39 24.50 0.16 21.37 2.97 5.78 2663.80 10137.44 13:30:34 38.58 0.01 33.60 4.97 0.13 3305.03 25019.50 13:40:28 26.97 0.23 23.39 3.34 10.94 6485.16 6324.54 Average: 29.46 0.94 25.21 3.31 47.61 4147.81 11270.12 13:00:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:12 27058256 30042092 2272796 6.92 137248 3124856 2694276 7.95 583648 4841316 123368 13:20:39 25829368 29304624 3004600 9.14 168940 3530452 3248384 9.58 725312 5848872 32 13:30:34 25051912 29133304 3170900 9.65 212756 4037960 3206184 9.45 880056 6408096 12528 13:40:28 25912212 31671284 626352 1.91 231956 5631932 1200616 3.54 1470500 4882416 60 Average: 25962937 30037826 2268662 6.90 187725 4081300 2587365 7.63 914879 5495175 33997 13:00:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:12 lo 606.66 606.66 578.09 578.09 0.00 0.00 0.00 0.00 13:10:12 ens3 104.91 84.73 1009.48 16.57 0.00 0.00 0.00 0.00 13:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:39 lo 1013.27 1013.27 963.94 963.94 0.00 0.00 0.00 0.00 13:20:39 ens3 42.88 35.06 20.74 14.10 0.00 0.00 0.00 0.00 13:20:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:34 lo 2036.73 2036.73 1940.18 1940.18 0.00 0.00 0.00 0.00 13:30:34 ens3 57.87 42.02 19.61 16.62 0.00 0.00 0.00 0.00 13:30:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:28 lo 772.71 772.71 724.38 724.38 0.00 0.00 0.00 0.00 13:40:28 ens3 107.56 95.72 207.91 306.31 0.00 0.00 0.00 0.00 13:40:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1104.72 1104.72 1049.19 1049.19 0.00 0.00 0.00 0.00 Average: ens3 77.91 64.05 312.86 87.09 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-62241) 03/05/26 _x86_64_ (8 CPU) 12:59:20 LINUX RESTART (8 CPU) 13:00:10 CPU %user %nice %system %iowait %steal %idle 13:10:12 all 16.90 0.00 0.84 0.09 0.04 82.14 13:10:12 0 15.54 0.00 0.78 0.23 0.04 83.39 13:10:12 1 17.42 0.00 0.89 0.02 0.04 81.62 13:10:12 2 14.77 0.00 1.00 0.13 0.04 84.05 13:10:12 3 17.48 0.00 0.82 0.04 0.04 81.61 13:10:12 4 18.48 0.00 0.89 0.10 0.04 80.48 13:10:12 5 15.78 0.00 0.74 0.02 0.04 83.43 13:10:12 6 18.68 0.00 0.82 0.09 0.05 80.36 13:10:12 7 17.00 0.00 0.78 0.04 0.04 82.14 13:20:39 all 35.16 0.00 1.44 0.04 0.07 63.29 13:20:39 0 35.59 0.00 1.28 0.03 0.06 63.04 13:20:39 1 36.67 0.00 1.65 0.03 0.07 61.59 13:20:39 2 35.05 0.00 1.51 0.03 0.06 63.35 13:20:39 3 33.06 0.00 1.40 0.03 0.07 65.44 13:20:39 4 36.97 0.00 1.59 0.06 0.07 61.31 13:20:39 5 35.88 0.00 1.48 0.03 0.07 62.54 13:20:39 6 37.09 0.00 1.27 0.04 0.07 61.53 13:20:39 7 31.00 0.00 1.34 0.07 0.06 67.52 13:30:34 all 39.47 0.00 1.95 0.06 0.08 58.43 13:30:34 0 37.48 0.00 2.00 0.03 0.08 60.40 13:30:34 1 44.54 0.00 2.40 0.04 0.09 52.94 13:30:34 2 35.98 0.00 2.10 0.07 0.09 61.77 13:30:34 3 40.22 0.00 2.05 0.01 0.08 57.64 13:30:34 4 42.76 0.00 1.74 0.03 0.08 55.39 13:30:34 5 38.97 0.00 1.81 0.17 0.08 58.97 13:30:34 6 39.90 0.00 1.79 0.04 0.08 58.19 13:30:34 7 35.94 0.00 1.75 0.11 0.08 62.11 13:40:28 all 24.48 0.00 1.17 0.11 0.06 74.17 13:40:28 0 23.90 0.00 1.32 0.14 0.06 74.58 13:40:28 1 26.17 0.00 1.25 0.09 0.06 72.42 13:40:28 2 24.88 0.00 1.33 0.18 0.06 73.55 13:40:28 3 24.77 0.00 1.16 0.20 0.06 73.81 13:40:28 4 27.95 0.00 0.99 0.05 0.06 70.95 13:40:28 5 23.39 0.00 1.20 0.09 0.06 75.26 13:40:28 6 20.69 0.00 0.81 0.03 0.06 78.42 13:40:28 7 24.12 0.00 1.30 0.11 0.06 74.41 Average: all 29.04 0.00 1.35 0.07 0.06 69.47 Average: 0 28.18 0.00 1.34 0.11 0.06 70.30 Average: 1 31.22 0.00 1.55 0.05 0.07 67.12 Average: 2 27.73 0.00 1.48 0.10 0.06 70.62 Average: 3 28.90 0.00 1.35 0.07 0.06 69.61 Average: 4 31.56 0.00 1.30 0.06 0.06 67.01 Average: 5 28.56 0.00 1.31 0.08 0.06 70.00 Average: 6 29.16 0.00 1.17 0.05 0.06 69.55 Average: 7 27.03 0.00 1.29 0.08 0.06 71.53