---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17467 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: 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 11G 145G 7% / 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 796 26865 4 4430 30828 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:db:c7:df brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.87/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82753sec preferred_lft 82753sec inet6 fe80::f816:3eff:fedb:c7df/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:66:5b:c9:a4:12 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-17467) 12/30/25 _x86_64_ (8 CPU) 08:21:34 LINUX RESTART (8 CPU) 08:30:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:10 1.56 0.01 1.55 0.00 0.04 17.95 0.13 08:50:01 1.49 0.00 1.49 0.00 0.00 16.80 0.00 09:00:13 1.50 0.00 1.50 0.00 0.00 17.19 0.00 09:10:13 1.61 0.00 1.61 0.00 0.05 17.97 0.00 09:20:01 61.10 4.88 53.87 2.36 278.80 8968.89 6406.70 Average: 13.26 0.96 11.83 0.46 54.86 1778.37 1260.33 08:30:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:10 30261640 31872472 514124 1.56 59824 1889360 1509036 4.45 198464 2114880 172 08:50:01 30259996 31871408 515348 1.57 60384 1889368 1509036 4.45 199044 2115456 8 09:00:13 30256172 31868232 518348 1.58 60976 1889380 1509036 4.45 199644 2116568 16 09:10:13 30253656 31866348 520104 1.58 61568 1889396 1509036 4.45 200228 2117256 4 09:20:01 24938184 28962348 3347012 10.18 136584 4135220 3478696 10.26 757144 6721696 116 Average: 29193930 31288162 1082987 3.30 75867 2338545 1902968 5.61 310905 3037171 63 08:30:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:10 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:40:10 ens3 0.35 0.13 0.09 0.05 0.00 0.00 0.00 0.00 08:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:50:01 ens3 0.24 0.07 0.05 0.02 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 09:00:13 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:00:13 ens3 0.27 0.10 0.07 0.04 0.00 0.00 0.00 0.00 09:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:13 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:10:13 ens3 0.22 0.08 0.04 0.02 0.00 0.00 0.00 0.00 09:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 lo 640.89 640.89 616.51 616.51 0.00 0.00 0.00 0.00 09:20:01 ens3 123.14 91.07 1155.41 19.88 0.00 0.00 0.00 0.00 09:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 126.15 126.15 121.28 121.28 0.00 0.00 0.00 0.00 Average: ens3 24.44 17.99 227.34 3.94 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-17467) 12/30/25 _x86_64_ (8 CPU) 08:21:34 LINUX RESTART (8 CPU) 08:30:13 CPU %user %nice %system %iowait %steal %idle 08:40:10 all 0.01 0.00 0.01 0.01 0.01 99.96 08:40:10 0 0.01 0.00 0.01 0.03 0.01 99.93 08:40:10 1 0.01 0.00 0.01 0.00 0.01 99.96 08:40:10 2 0.02 0.00 0.01 0.00 0.01 99.95 08:40:10 3 0.01 0.00 0.01 0.00 0.01 99.97 08:40:10 4 0.01 0.00 0.00 0.00 0.01 99.98 08:40:10 5 0.00 0.00 0.01 0.00 0.00 99.99 08:40:10 6 0.02 0.00 0.02 0.01 0.01 99.95 08:40:10 7 0.02 0.00 0.02 0.00 0.03 99.93 08:50:01 all 0.04 0.00 0.01 0.01 0.01 99.93 08:50:01 0 0.20 0.00 0.01 0.04 0.01 99.74 08:50:01 1 0.02 0.00 0.03 0.00 0.03 99.92 08:50:01 2 0.01 0.00 0.01 0.00 0.02 99.96 08:50:01 3 0.04 0.00 0.02 0.00 0.01 99.92 08:50:01 4 0.01 0.00 0.01 0.00 0.01 99.98 08:50:01 5 0.00 0.00 0.00 0.00 0.00 100.00 08:50:01 6 0.01 0.00 0.02 0.00 0.01 99.96 08:50:01 7 0.01 0.00 0.01 0.00 0.01 99.97 09:00:13 all 0.02 0.00 0.01 0.01 0.01 99.96 09:00:13 0 0.01 0.00 0.00 0.03 0.00 99.95 09:00:13 1 0.01 0.00 0.01 0.00 0.02 99.95 09:00:13 2 0.03 0.00 0.02 0.00 0.03 99.91 09:00:13 3 0.07 0.00 0.01 0.00 0.02 99.90 09:00:13 4 0.00 0.00 0.00 0.00 0.00 99.99 09:00:13 5 0.00 0.00 0.00 0.00 0.00 100.00 09:00:13 6 0.01 0.00 0.01 0.00 0.00 99.98 09:00:13 7 0.00 0.00 0.01 0.00 0.00 99.99 09:10:13 all 0.04 0.00 0.01 0.01 0.01 99.94 09:10:13 0 0.01 0.00 0.00 0.01 0.01 99.98 09:10:13 1 0.01 0.00 0.02 0.00 0.02 99.95 09:10:13 2 0.02 0.00 0.02 0.03 0.02 99.92 09:10:13 3 0.22 0.00 0.02 0.00 0.03 99.72 09:10:13 4 0.01 0.00 0.01 0.00 0.01 99.98 09:10:13 5 0.00 0.00 0.00 0.00 0.00 100.00 09:10:13 6 0.01 0.00 0.01 0.00 0.00 99.98 09:10:13 7 0.01 0.00 0.01 0.00 0.01 99.98 09:20:01 all 22.14 0.00 1.05 0.22 0.06 76.53 09:20:01 0 23.10 0.00 0.99 0.38 0.06 75.47 09:20:01 1 20.57 0.00 0.99 0.05 0.06 78.32 09:20:01 2 19.36 0.00 1.20 0.66 0.05 78.73 09:20:01 3 22.39 0.00 1.27 0.27 0.06 76.01 09:20:01 4 25.24 0.00 1.05 0.09 0.05 73.57 09:20:01 5 21.96 0.00 0.92 0.10 0.05 76.96 09:20:01 6 23.59 0.00 0.95 0.13 0.05 75.28 09:20:01 7 20.92 0.00 1.01 0.07 0.05 77.95 Average: all 4.37 0.00 0.21 0.05 0.02 95.35 Average: 0 4.59 0.00 0.20 0.10 0.02 95.10 Average: 1 4.05 0.00 0.21 0.01 0.03 95.70 Average: 2 3.81 0.00 0.25 0.14 0.03 95.78 Average: 3 4.47 0.00 0.26 0.05 0.03 95.19 Average: 4 4.97 0.00 0.21 0.02 0.01 94.79 Average: 5 4.31 0.00 0.18 0.02 0.01 95.47 Average: 6 4.64 0.00 0.20 0.03 0.02 95.12 Average: 7 4.12 0.00 0.21 0.01 0.02 95.64