---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8516 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: 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: 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 8.6G 69G 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 578 12533 4 2877 15077 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:2c:b5:2f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.4/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82703sec preferred_lft 82703sec inet6 fe80::f816:3eff:fe2c:b52f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:85:14:97:2d:ea 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-8516) 11/13/25 _x86_64_ (4 CPU) 08:56:18 LINUX RESTART (4 CPU) 09:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:10:01 5.17 0.65 4.11 0.41 539.07 656.68 9799.54 09:20:12 1.54 0.01 1.51 0.02 0.05 17.61 0.14 09:30:12 1.41 0.00 1.39 0.01 0.00 16.12 0.12 09:40:01 1.41 0.00 1.40 0.01 0.00 16.02 0.11 09:50:08 1.36 0.00 1.34 0.01 0.00 15.74 0.12 Average: 2.18 0.13 1.95 0.09 107.52 144.08 1954.46 09:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:10:01 12959504 15544592 432580 2.64 97160 2679780 969768 5.57 508328 2580420 200 09:20:12 12957024 15542752 434408 2.65 97772 2679792 969880 5.57 508956 2581492 200 09:30:12 12956804 15543112 434088 2.65 98340 2679800 969832 5.57 509520 2582064 168 09:40:01 12956048 15543056 434220 2.65 98908 2679936 970008 5.57 510072 2586908 204 09:50:08 12954032 15541664 435624 2.66 99504 2679944 969960 5.57 510684 2589084 212 Average: 12956682 15543035 434184 2.65 98337 2679850 969890 5.57 509512 2583994 197 09:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:10:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 09:10:01 ens3 5.27 2.98 126.02 0.25 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:12 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:20:12 ens3 0.55 0.22 0.19 0.12 0.00 0.00 0.00 0.00 09:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:12 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:30:12 ens3 0.30 0.09 0.05 0.02 0.00 0.00 0.00 0.00 09:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:40:01 ens3 0.78 0.28 0.28 0.18 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:08 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:50:08 ens3 0.64 0.16 0.16 0.08 0.00 0.00 0.00 0.00 09:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 1.51 0.74 25.27 0.13 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-8516) 11/13/25 _x86_64_ (4 CPU) 08:56:18 LINUX RESTART (4 CPU) 09:00:01 CPU %user %nice %system %iowait %steal %idle 09:10:01 all 0.38 0.00 0.12 0.07 0.01 99.42 09:10:01 0 0.60 0.00 0.11 0.03 0.02 99.24 09:10:01 1 0.40 0.00 0.12 0.11 0.02 99.36 09:10:01 2 0.27 0.00 0.11 0.03 0.01 99.59 09:10:01 3 0.26 0.00 0.14 0.10 0.02 99.49 09:20:12 all 0.07 0.00 0.02 0.01 0.01 99.89 09:20:12 0 0.01 0.00 0.02 0.01 0.01 99.95 09:20:12 1 0.06 0.00 0.02 0.00 0.02 99.90 09:20:12 2 0.16 0.00 0.02 0.00 0.02 99.80 09:20:12 3 0.03 0.00 0.02 0.01 0.01 99.92 09:30:12 all 0.05 0.00 0.02 0.01 0.01 99.92 09:30:12 0 0.01 0.00 0.02 0.00 0.01 99.97 09:30:12 1 0.02 0.00 0.04 0.00 0.03 99.91 09:30:12 2 0.14 0.00 0.01 0.00 0.01 99.85 09:30:12 3 0.01 0.00 0.02 0.02 0.01 99.94 09:40:01 all 0.24 0.00 0.03 0.01 0.01 99.71 09:40:01 0 0.02 0.00 0.04 0.01 0.02 99.92 09:40:01 1 0.02 0.00 0.03 0.00 0.02 99.93 09:40:01 2 0.87 0.00 0.02 0.00 0.01 99.11 09:40:01 3 0.04 0.00 0.02 0.02 0.01 99.91 09:50:08 all 0.07 0.00 0.02 0.01 0.01 99.88 09:50:08 0 0.01 0.00 0.01 0.00 0.01 99.96 09:50:08 1 0.02 0.00 0.03 0.00 0.02 99.92 09:50:08 2 0.24 0.00 0.02 0.00 0.01 99.72 09:50:08 3 0.02 0.00 0.01 0.02 0.01 99.94 Average: all 0.16 0.00 0.04 0.02 0.01 99.77 Average: 0 0.13 0.00 0.04 0.01 0.01 99.81 Average: 1 0.10 0.00 0.05 0.02 0.02 99.80 Average: 2 0.33 0.00 0.04 0.01 0.01 99.62 Average: 3 0.07 0.00 0.04 0.03 0.01 99.84