---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12238 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 12G 66G 16% / 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 626 8872 4 6489 15019 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:0d:16:41 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.233/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83168sec preferred_lft 83168sec inet6 fe80::f816:3eff:fe0d:1641/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:de:07:e0:e1:33 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-12238) 11/20/25 _x86_64_ (4 CPU) 18:46:27 LINUX RESTART (4 CPU) 18:50:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:00:01 14.31 0.50 3.20 10.61 341.28 405.38 256109.01 19:10:16 37.03 2.09 34.37 0.57 125.74 2222.47 1162.54 19:20:17 28.63 2.92 22.56 3.15 162.15 3882.02 6691.26 19:30:01 32.48 0.01 28.94 3.52 0.16 2562.32 9424.44 19:40:05 14.94 0.15 12.69 2.10 10.97 8257.45 23696.51 Average: 25.54 1.15 20.45 3.94 127.54 3485.31 58372.33 18:50:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:00:01 13623908 15529928 486176 2.97 55952 2075388 1146492 6.58 319400 2174488 208 19:10:16 13050812 15540140 440156 2.69 96184 2587548 990600 5.69 440060 2570284 84 19:20:17 9279612 12801456 3157160 19.28 137440 3513160 3256216 18.69 798072 5910068 23100 19:30:01 8485796 12622192 3332876 20.36 159624 4064632 3396456 19.50 934648 6530272 215812 19:40:05 9117248 15404464 542800 3.32 177868 6130120 1080704 6.20 1739936 5008088 11204 Average: 10711475 14379636 1591834 9.72 125414 3674170 1974094 11.33 846423 4438640 50082 18:50:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:00:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 19:00:01 ens3 8.81 5.40 87.40 0.40 0.00 0.00 0.00 0.00 19:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:16 lo 0.26 0.26 0.03 0.03 0.00 0.00 0.00 0.00 19:10:16 ens3 49.01 38.36 354.72 8.20 0.00 0.00 0.00 0.00 19:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:17 lo 1440.16 1440.16 1365.63 1365.63 0.00 0.00 0.00 0.00 19:20:17 ens3 120.19 92.72 808.40 21.00 0.00 0.00 0.00 0.00 19:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:01 lo 1552.31 1552.31 1478.72 1478.72 0.00 0.00 0.00 0.00 19:30:01 ens3 43.07 35.43 27.14 12.10 0.00 0.00 0.00 0.00 19:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:05 lo 154.51 154.51 4529.21 4529.21 0.00 0.00 0.00 0.00 19:40:05 ens3 101.35 104.16 125.00 1058.61 0.00 0.00 0.00 0.00 19:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 623.89 623.89 1478.17 1478.17 0.00 0.00 0.00 0.00 Average: ens3 64.84 55.54 283.02 222.19 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-12238) 11/20/25 _x86_64_ (4 CPU) 18:46:27 LINUX RESTART (4 CPU) 18:50:15 CPU %user %nice %system %iowait %steal %idle 19:00:01 all 0.30 0.00 0.10 0.10 0.02 99.48 19:00:01 0 0.38 0.00 0.10 0.12 0.01 99.39 19:00:01 1 0.33 0.00 0.08 0.17 0.02 99.40 19:00:01 2 0.23 0.00 0.09 0.07 0.02 99.58 19:00:01 3 0.23 0.00 0.12 0.05 0.02 99.57 19:10:16 all 2.61 0.00 0.32 0.25 0.02 96.80 19:10:16 0 5.29 0.00 0.50 0.46 0.02 93.73 19:10:16 1 2.28 0.00 0.31 0.06 0.03 97.33 19:10:16 2 1.52 0.00 0.23 0.45 0.02 97.78 19:10:16 3 1.34 0.00 0.23 0.05 0.03 98.36 19:20:17 all 66.89 0.00 2.57 0.13 0.09 30.31 19:20:17 0 65.97 0.00 2.67 0.10 0.09 31.17 19:20:17 1 68.07 0.00 2.67 0.11 0.09 29.06 19:20:17 2 66.97 0.00 2.57 0.20 0.09 30.16 19:20:17 3 66.53 0.00 2.38 0.13 0.09 30.87 19:30:01 all 63.02 0.00 2.52 0.11 0.09 34.25 19:30:01 0 62.17 0.00 2.59 0.15 0.09 35.01 19:30:01 1 61.95 0.00 2.74 0.13 0.09 35.09 19:30:01 2 63.64 0.00 2.35 0.07 0.09 33.84 19:30:01 3 64.33 0.00 2.43 0.09 0.09 33.07 19:40:05 all 30.69 0.00 1.13 0.33 0.07 67.78 19:40:05 0 26.37 0.00 0.83 0.20 0.07 72.53 19:40:05 1 34.82 0.00 1.18 0.31 0.07 63.62 19:40:05 2 32.30 0.00 1.52 0.05 0.07 66.06 19:40:05 3 29.29 0.00 1.01 0.75 0.07 68.88 Average: all 32.49 0.00 1.32 0.19 0.06 65.94 Average: 0 31.81 0.00 1.33 0.21 0.05 66.60 Average: 1 33.32 0.00 1.39 0.15 0.06 65.08 Average: 2 32.72 0.00 1.35 0.17 0.06 65.70 Average: 3 32.11 0.00 1.22 0.22 0.06 66.39