---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2267 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 8.3G 70G 11% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 552 12985 4 2450 15112 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:9c:08:5b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.51/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82693sec preferred_lft 82693sec inet6 fe80::f816:3eff:fe9c:85b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:e1:c4:97:91:74 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-2267) 11/29/25 _x86_64_ (4 CPU) 08:30:24 LINUX RESTART (4 CPU) 08:40:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:50:01 12.41 0.01 1.70 10.70 0.19 19.61 245448.53 09:00:10 1.42 0.00 1.41 0.01 0.00 16.44 0.12 09:10:10 1.42 0.00 1.41 0.01 0.00 16.59 0.09 09:20:01 1.66 0.02 1.62 0.02 1.68 19.20 0.19 09:30:10 1.60 0.00 1.59 0.01 0.00 17.81 0.07 Average: 3.67 0.01 1.54 2.12 0.37 17.91 48364.09 08:40:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:50:01 13400788 15558828 430572 2.63 85504 2273592 955164 5.48 254852 2406328 200 09:00:10 13400284 15558912 430400 2.63 86032 2273616 955164 5.48 255432 2407788 260 09:10:10 13398772 15557904 431484 2.64 86528 2273620 955292 5.48 255928 2409204 200 09:20:01 13401888 15562188 427104 2.61 87088 2274252 955292 5.48 256516 2411544 204 09:30:10 13401384 15562252 427176 2.61 87592 2274256 955340 5.48 257072 2413472 16 Average: 13400623 15560017 429347 2.62 86549 2273867 955250 5.48 255960 2409667 176 08:40:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:50:01 ens3 0.36 0.11 0.08 0.04 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 09:00:10 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:00:10 ens3 0.38 0.10 0.08 0.04 0.00 0.00 0.00 0.00 09:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:10 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:10:10 ens3 0.35 0.11 0.08 0.04 0.00 0.00 0.00 0.00 09:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 09:20:01 ens3 0.48 0.15 0.13 0.07 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 09:30:10 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:30:10 ens3 0.44 0.12 0.11 0.06 0.00 0.00 0.00 0.00 09:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 0.40 0.12 0.09 0.05 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-2267) 11/29/25 _x86_64_ (4 CPU) 08:30:24 LINUX RESTART (4 CPU) 08:40:10 CPU %user %nice %system %iowait %steal %idle 08:50:01 all 0.20 0.00 0.02 0.03 0.02 99.73 08:50:01 0 0.07 0.00 0.03 0.02 0.02 99.87 08:50:01 1 0.01 0.00 0.01 0.01 0.01 99.96 08:50:01 2 0.02 0.00 0.03 0.08 0.02 99.85 08:50:01 3 0.72 0.00 0.02 0.00 0.02 99.23 09:00:10 all 0.16 0.00 0.03 0.02 0.02 99.78 09:00:10 0 0.01 0.00 0.02 0.00 0.01 99.95 09:00:10 1 0.36 0.00 0.03 0.05 0.02 99.55 09:00:10 2 0.01 0.00 0.02 0.00 0.02 99.94 09:00:10 3 0.27 0.00 0.04 0.00 0.01 99.67 09:10:10 all 0.03 0.00 0.02 0.02 0.02 99.91 09:10:10 0 0.02 0.00 0.01 0.05 0.01 99.92 09:10:10 1 0.05 0.00 0.01 0.02 0.01 99.91 09:10:10 2 0.02 0.00 0.02 0.00 0.02 99.94 09:10:10 3 0.05 0.00 0.03 0.00 0.03 99.89 09:20:01 all 0.17 0.00 0.02 0.01 0.02 99.78 09:20:01 0 0.01 0.00 0.02 0.02 0.01 99.94 09:20:01 1 0.02 0.00 0.03 0.01 0.03 99.91 09:20:01 2 0.62 0.00 0.02 0.01 0.02 99.34 09:20:01 3 0.05 0.00 0.03 0.00 0.01 99.91 09:30:10 all 0.14 0.00 0.02 0.01 0.02 99.81 09:30:10 0 0.11 0.00 0.01 0.03 0.01 99.84 09:30:10 1 0.02 0.00 0.02 0.00 0.02 99.94 09:30:10 2 0.43 0.00 0.02 0.00 0.02 99.53 09:30:10 3 0.01 0.00 0.02 0.00 0.02 99.95 Average: all 0.14 0.00 0.02 0.02 0.02 99.80 Average: 0 0.04 0.00 0.02 0.02 0.01 99.91 Average: 1 0.09 0.00 0.02 0.02 0.02 99.85 Average: 2 0.22 0.00 0.02 0.02 0.02 99.72 Average: 3 0.22 0.00 0.03 0.00 0.02 99.73