---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-163059 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 872 25038 4 6181 30752 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:59:23:2a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.73/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83149sec preferred_lft 83149sec inet6 fe80::f816:3eff:fe59:232a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:2a:cc:68:07:cb 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-163059) 03/07/26 _x86_64_ (8 CPU) 02:31:23 LINUX RESTART (8 CPU) 02:40:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:12 14.77 2.48 11.25 1.04 139.15 2315.95 5091.19 03:00:01 44.13 0.17 25.43 18.53 6.31 2961.19 529653.06 03:10:13 36.20 0.01 31.38 4.81 0.12 3002.69 11128.78 03:20:13 35.16 0.24 30.46 4.45 10.71 7096.89 17611.62 Average: 32.53 0.73 24.66 7.14 39.04 3842.81 138335.06 02:40:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:12 26753308 29649452 2669368 8.12 132412 3045888 2961696 8.73 570008 5166664 35812 03:00:01 25326604 28845828 3462700 10.54 171152 3572704 3462484 10.21 739484 6342072 11384 03:10:13 25005028 29074768 3228536 9.82 209784 4033764 3293736 9.71 878916 6453520 24572 03:20:13 25842756 31677572 619248 1.88 238128 5696888 1207912 3.56 1498836 4903212 36 Average: 25731924 29811905 2494963 7.59 187869 4087311 2731457 8.05 921811 5716367 17951 02:40:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:12 lo 376.67 376.67 358.65 358.65 0.00 0.00 0.00 0.00 02:50:12 ens3 85.67 67.74 804.60 12.78 0.00 0.00 0.00 0.00 02:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:01 lo 1306.45 1306.45 1243.27 1243.27 0.00 0.00 0.00 0.00 03:00:01 ens3 66.49 45.00 26.13 17.05 0.00 0.00 0.00 0.00 03:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:13 lo 1910.06 1910.06 1819.42 1819.42 0.00 0.00 0.00 0.00 03:10:13 ens3 62.48 39.88 18.61 15.42 0.00 0.00 0.00 0.00 03:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:13 lo 1131.55 1131.55 1073.90 1073.90 0.00 0.00 0.00 0.00 03:20:13 ens3 79.68 61.06 184.03 86.03 0.00 0.00 0.00 0.00 03:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1184.42 1184.42 1126.90 1126.90 0.00 0.00 0.00 0.00 Average: ens3 73.56 53.39 258.25 32.78 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-163059) 03/07/26 _x86_64_ (8 CPU) 02:31:23 LINUX RESTART (8 CPU) 02:40:12 CPU %user %nice %system %iowait %steal %idle 02:50:12 all 13.46 0.00 0.61 0.12 0.04 85.78 02:50:12 0 10.86 0.00 0.53 0.17 0.05 88.39 02:50:12 1 16.58 0.00 0.61 0.05 0.04 82.72 02:50:12 2 14.43 0.00 0.73 0.12 0.05 84.68 02:50:12 3 13.45 0.00 0.56 0.08 0.03 85.87 02:50:12 4 10.87 0.00 0.58 0.30 0.04 88.21 02:50:12 5 15.38 0.00 0.76 0.07 0.04 83.75 02:50:12 6 12.51 0.00 0.52 0.08 0.04 86.85 02:50:12 7 13.58 0.00 0.54 0.11 0.03 85.74 03:00:01 all 37.04 0.00 1.64 0.23 0.08 61.01 03:00:01 0 36.09 0.00 1.49 0.51 0.08 61.82 03:00:01 1 41.22 0.00 1.81 0.15 0.09 56.73 03:00:01 2 36.14 0.00 1.80 0.34 0.09 61.63 03:00:01 3 39.61 0.00 1.83 0.15 0.09 58.33 03:00:01 4 37.56 0.00 1.65 0.08 0.08 60.63 03:00:01 5 36.11 0.00 1.56 0.11 0.08 62.15 03:00:01 6 33.20 0.00 1.51 0.45 0.09 64.76 03:00:01 7 36.42 0.00 1.46 0.04 0.08 62.00 03:10:13 all 35.52 0.00 1.84 0.16 0.09 62.40 03:10:13 0 34.21 0.00 1.78 0.15 0.08 63.77 03:10:13 1 32.57 0.00 1.97 0.18 0.09 65.19 03:10:13 2 35.21 0.00 2.13 0.07 0.09 62.49 03:10:13 3 37.66 0.00 2.04 0.09 0.08 60.12 03:10:13 4 37.75 0.00 1.91 0.05 0.09 60.21 03:10:13 5 34.10 0.00 1.58 0.37 0.09 63.86 03:10:13 6 39.21 0.00 1.78 0.20 0.08 58.74 03:10:13 7 33.46 0.00 1.49 0.16 0.08 64.81 03:20:13 all 30.62 0.00 1.58 0.73 0.09 66.99 03:20:13 0 30.90 0.00 1.49 0.60 0.09 66.92 03:20:13 1 34.23 0.00 1.60 1.56 0.09 62.51 03:20:13 2 33.91 0.00 1.86 0.25 0.09 63.89 03:20:13 3 28.37 0.00 1.54 0.47 0.08 69.54 03:20:13 4 31.72 0.00 1.83 0.41 0.08 65.96 03:20:13 5 29.29 0.00 1.45 2.11 0.08 67.07 03:20:13 6 26.07 0.00 1.52 0.17 0.08 72.16 03:20:13 7 30.46 0.00 1.34 0.29 0.08 67.83 Average: all 29.14 0.00 1.41 0.31 0.07 69.06 Average: 0 27.99 0.00 1.32 0.36 0.08 70.25 Average: 1 31.11 0.00 1.50 0.48 0.08 66.83 Average: 2 29.91 0.00 1.63 0.19 0.08 68.18 Average: 3 29.75 0.00 1.49 0.20 0.07 68.48 Average: 4 29.47 0.00 1.49 0.21 0.07 68.76 Average: 5 28.69 0.00 1.34 0.66 0.07 69.24 Average: 6 27.77 0.00 1.33 0.22 0.07 70.60 Average: 7 28.46 0.00 1.21 0.15 0.07 70.12