---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-15838 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 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: 5600.00 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 756 25304 4 6031 30868 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:b7:d3:0f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.106/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82832sec preferred_lft 82832sec inet6 fe80::f816:3eff:feb7:d30f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:b8:9a:b2:9d:2c 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 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-15838) 12/22/25 _x86_64_ (8 CPU) 09:33:28 LINUX RESTART (8 CPU) 09:40:33 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:50:01 1.66 0.01 1.65 0.01 0.07 19.77 0.59 10:00:33 1.54 0.00 1.53 0.00 0.23 17.17 0.00 10:10:33 1.56 0.00 1.56 0.00 0.00 17.32 0.00 10:20:01 1.61 0.00 1.61 0.00 0.01 18.07 0.00 10:30:33 61.00 3.60 43.97 13.42 126.82 11592.46 491139.25 Average: 14.09 0.76 10.51 2.83 26.76 2454.27 103376.74 09:40:33 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:50:01 30214532 31883192 501432 1.53 61852 1943912 1492816 4.40 206708 2148032 172 10:00:33 30211260 31880600 503724 1.53 62452 1943996 1492880 4.40 207300 2149376 8 10:10:33 30204472 31874360 509828 1.55 63020 1944008 1492880 4.40 207832 2153484 12 10:20:01 30202056 31872568 511952 1.56 63584 1944020 1492880 4.40 208432 2154532 288 10:30:33 26509156 31707128 600916 1.83 129524 5308372 1136476 3.35 1297400 4590276 32 Average: 29468295 31843570 525570 1.60 76086 2616862 1421586 4.19 425534 2639140 102 09:40:33 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:50:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 09:50:01 ens3 0.44 0.13 0.10 0.05 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:33 lo 0.09 0.09 0.01 0.01 0.00 0.00 0.00 0.00 10:00:33 ens3 0.31 0.12 0.08 0.04 0.00 0.00 0.00 0.00 10:00:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:33 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:10:33 ens3 0.24 0.09 0.05 0.02 0.00 0.00 0.00 0.00 10:10:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 10:20:01 ens3 0.29 0.11 0.08 0.04 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:33 lo 144.00 144.00 178.12 178.12 0.00 0.00 0.00 0.00 10:30:33 ens3 633.41 359.77 1596.04 1098.97 0.00 0.00 0.00 0.00 10:30:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 30.39 30.39 37.50 37.50 0.00 0.00 0.00 0.00 Average: ens3 133.58 75.81 336.00 231.34 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 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-15838) 12/22/25 _x86_64_ (8 CPU) 09:33:28 LINUX RESTART (8 CPU) 09:40:33 CPU %user %nice %system %iowait %steal %idle 09:50:01 all 0.08 0.00 0.02 0.11 0.01 99.79 09:50:01 0 0.08 0.00 0.01 0.00 0.01 99.90 09:50:01 1 0.01 0.00 0.02 0.00 0.01 99.96 09:50:01 2 0.01 0.00 0.02 0.73 0.01 99.23 09:50:01 3 0.01 0.00 0.02 0.04 0.01 99.93 09:50:01 4 0.46 0.00 0.02 0.13 0.01 99.38 09:50:01 5 0.02 0.00 0.02 0.00 0.01 99.95 09:50:01 6 0.01 0.00 0.02 0.01 0.01 99.96 09:50:01 7 0.01 0.00 0.01 0.00 0.01 99.98 10:00:33 all 0.09 0.00 0.01 0.02 0.01 99.87 10:00:33 0 0.01 0.00 0.01 0.00 0.00 99.97 10:00:33 1 0.02 0.00 0.02 0.02 0.01 99.93 10:00:33 2 0.01 0.00 0.02 0.08 0.01 99.88 10:00:33 3 0.02 0.00 0.02 0.01 0.00 99.95 10:00:33 4 0.64 0.00 0.00 0.00 0.01 99.35 10:00:33 5 0.02 0.00 0.02 0.00 0.00 99.96 10:00:33 6 0.02 0.00 0.01 0.00 0.00 99.97 10:00:33 7 0.01 0.00 0.01 0.01 0.01 99.97 10:10:33 all 0.07 0.00 0.01 0.02 0.02 99.87 10:10:33 0 0.45 0.00 0.01 0.00 0.00 99.53 10:10:33 1 0.02 0.00 0.02 0.01 0.01 99.95 10:10:33 2 0.06 0.00 0.02 0.10 0.01 99.81 10:10:33 3 0.01 0.00 0.01 0.00 0.11 99.87 10:10:33 4 0.00 0.00 0.01 0.01 0.01 99.98 10:10:33 5 0.01 0.00 0.02 0.00 0.00 99.97 10:10:33 6 0.03 0.00 0.03 0.02 0.02 99.91 10:10:33 7 0.01 0.00 0.01 0.01 0.01 99.97 10:20:01 all 0.12 0.00 0.01 0.01 0.01 99.85 10:20:01 0 0.00 0.00 0.01 0.00 0.00 99.99 10:20:01 1 0.02 0.00 0.02 0.00 0.01 99.95 10:20:01 2 0.47 0.00 0.03 0.03 0.01 99.46 10:20:01 3 0.43 0.00 0.01 0.00 0.01 99.55 10:20:01 4 0.00 0.00 0.01 0.00 0.00 99.99 10:20:01 5 0.01 0.00 0.01 0.00 0.00 99.97 10:20:01 6 0.03 0.00 0.03 0.00 0.02 99.92 10:20:01 7 0.01 0.00 0.01 0.01 0.01 99.97 10:30:33 all 11.13 0.00 0.83 0.24 0.04 87.77 10:30:33 0 14.61 0.00 0.78 0.12 0.04 84.45 10:30:33 1 8.83 0.00 0.92 0.35 0.04 89.85 10:30:33 2 13.27 0.00 1.17 0.25 0.04 85.27 10:30:33 3 10.77 0.00 0.63 0.08 0.05 88.48 10:30:33 4 8.96 0.00 0.69 0.46 0.03 89.86 10:30:33 5 13.78 0.00 1.15 0.43 0.05 84.59 10:30:33 6 8.59 0.00 0.64 0.03 0.04 90.70 10:30:33 7 10.22 0.00 0.62 0.15 0.04 88.97 Average: all 2.41 0.00 0.18 0.08 0.02 97.31 Average: 0 3.18 0.00 0.17 0.03 0.01 96.61 Average: 1 1.87 0.00 0.21 0.08 0.02 97.83 Average: 2 2.89 0.00 0.26 0.23 0.02 96.60 Average: 3 2.35 0.00 0.14 0.03 0.04 97.44 Average: 4 2.10 0.00 0.15 0.12 0.01 97.61 Average: 5 2.90 0.00 0.25 0.09 0.01 96.74 Average: 6 1.82 0.00 0.15 0.01 0.02 98.00 Average: 7 2.15 0.00 0.14 0.04 0.01 97.66