---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19323 5.15.0-170-generic #180-Ubuntu SMP Fri Jan 9 16:10:31 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 28G 128G 18% / 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 8958 4 22262 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:4b:89:dd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.97/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84145sec preferred_lft 84145sec inet6 fe80::f816:3eff:fe4b:89dd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:e6:7b:6b:d1:a2 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::a4e6:7bff:fe6b:d1a2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19323) 02/22/26 _x86_64_ (8 CPU) 21:22:41 LINUX RESTART (8 CPU) 21:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:40:00 445.34 0.64 436.63 8.06 7.34 48344.51 46952.84 21:50:01 14.34 0.00 13.92 0.42 0.00 2380.56 665.95 22:00:09 94.56 0.31 90.91 3.34 28.71 10878.36 23434.24 Average: 183.92 0.32 179.68 3.93 12.08 20446.91 23636.03 21:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:40:00 8957556 28159312 4044140 12.31 564408 17793448 4245288 12.52 5588368 16643172 284 21:50:01 7698772 27769844 4645616 14.14 565992 18426920 5131148 15.13 5701464 17783340 5228 22:00:09 9169000 31480392 702996 2.14 620476 20665896 1538440 4.54 6171340 15661232 27584 Average: 8608443 29136516 3130917 9.53 583625 18962088 3638292 10.73 5820391 16695915 11032 21:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:40:00 lo 0.35 0.35 0.07 0.07 0.00 0.00 0.00 0.00 21:40:00 ens3 172.36 107.76 1557.63 26.15 0.00 0.00 0.00 0.00 21:40:00 docker0 18.16 27.24 1.02 440.63 0.00 0.00 0.00 0.00 21:50:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 21:50:01 ens3 22.99 13.57 162.20 3.93 0.00 0.00 0.00 0.00 21:50:01 docker0 8.13 14.48 1.43 158.75 0.00 0.00 0.00 0.00 21:50:01 vethc52a4cb 8.12 14.49 1.54 158.75 0.00 0.00 0.00 0.01 22:00:09 lo 0.38 0.38 0.03 0.03 0.00 0.00 0.00 0.00 22:00:09 ens3 67.61 50.27 964.00 12.89 0.00 0.00 0.00 0.00 22:00:09 docker0 5.88 7.89 0.94 45.99 0.00 0.00 0.00 0.00 Average: lo 0.28 0.28 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 87.42 57.08 893.48 14.29 0.00 0.00 0.00 0.00 Average: docker0 10.70 16.49 1.13 214.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19323) 02/22/26 _x86_64_ (8 CPU) 21:22:41 LINUX RESTART (8 CPU) 21:30:02 CPU %user %nice %system %iowait %steal %idle 21:40:00 all 20.55 0.00 3.28 1.62 0.07 74.48 21:40:00 0 18.91 0.00 2.88 2.02 0.07 76.12 21:40:00 1 16.89 0.00 3.18 1.95 0.07 77.92 21:40:00 2 21.82 0.00 3.74 1.21 0.07 73.15 21:40:00 3 24.66 0.00 3.57 1.72 0.08 69.98 21:40:00 4 22.03 0.00 3.44 2.06 0.06 72.41 21:40:00 5 16.70 0.00 3.36 1.29 0.06 78.59 21:40:00 6 20.54 0.00 3.09 1.41 0.07 74.89 21:40:00 7 22.88 0.00 3.02 1.25 0.06 72.79 21:50:01 all 12.12 0.00 0.32 0.08 0.03 87.45 21:50:01 0 60.00 0.00 0.46 0.26 0.05 39.23 21:50:01 1 3.23 0.00 0.44 0.18 0.02 96.12 21:50:01 2 0.64 0.00 0.21 0.01 0.01 99.12 21:50:01 3 20.51 0.00 0.26 0.04 0.03 79.16 21:50:01 4 0.69 0.00 0.20 0.05 0.04 99.01 21:50:01 5 11.09 0.00 0.41 0.01 0.02 88.47 21:50:01 6 0.36 0.00 0.31 0.05 0.01 99.26 21:50:01 7 0.43 0.00 0.25 0.01 0.03 99.28 22:00:09 all 12.34 0.00 1.22 0.25 0.04 86.15 22:00:09 0 3.67 0.00 1.12 0.30 0.03 94.88 22:00:09 1 35.55 0.00 1.39 0.20 0.06 62.79 22:00:09 2 3.67 0.00 1.05 0.43 0.02 94.84 22:00:09 3 3.90 0.00 1.09 0.37 0.03 94.61 22:00:09 4 5.62 0.00 1.07 0.21 0.03 93.06 22:00:09 5 5.58 0.00 1.27 0.09 0.03 93.03 22:00:09 6 35.28 0.00 1.66 0.32 0.04 62.70 22:00:09 7 5.50 0.00 1.12 0.12 0.05 93.21 Average: all 14.98 0.00 1.60 0.64 0.04 82.74 Average: 0 27.49 0.00 1.48 0.86 0.05 70.12 Average: 1 18.61 0.00 1.66 0.77 0.05 78.91 Average: 2 8.63 0.00 1.66 0.55 0.03 89.13 Average: 3 16.29 0.00 1.63 0.70 0.04 81.33 Average: 4 9.39 0.00 1.56 0.77 0.05 88.23 Average: 5 11.09 0.00 1.67 0.46 0.03 86.75 Average: 6 18.76 0.00 1.68 0.59 0.04 78.93 Average: 7 9.54 0.00 1.46 0.45 0.05 88.50