---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2427 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 12G 144G 8% / 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 901 24812 4 6378 30723 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:e3:5e:9f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.146/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83815sec preferred_lft 83815sec inet6 fe80::f816:3eff:fee3:5e9f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:10:ad:1c:19: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 ---> sar -b -r -n DEV: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-2427) 01/20/26 _x86_64_ (8 CPU) 17:58:28 LINUX RESTART (8 CPU) 18:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:10:05 30.73 3.55 24.66 2.51 764.90 4598.49 8715.36 18:20:07 28.31 0.13 24.43 3.75 5.64 2357.42 16493.64 18:30:01 34.98 0.00 30.63 4.35 0.05 3295.60 17132.11 18:40:20 41.91 0.13 23.53 18.25 6.32 6227.10 499107.30 Average: 34.03 0.95 25.78 7.30 193.52 4136.88 138245.94 18:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:10:05 26362368 29703436 2607992 7.94 144604 3459324 3408656 10.05 819032 5283296 50124 18:20:07 25712980 29482080 2825092 8.60 173496 3816572 3449188 10.17 931888 5755180 29664 18:30:01 25035368 29407428 2895456 8.81 211920 4328008 2858612 8.43 1078172 6228764 11796 18:40:20 25617228 31652844 642244 1.95 232212 5908156 1225396 3.61 1684340 4950416 4 Average: 25681986 30061447 2242696 6.82 190558 4378015 2735463 8.07 1128358 5554414 22897 18:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:10:05 lo 805.53 805.53 767.02 767.02 0.00 0.00 0.00 0.00 18:10:05 ens3 123.73 92.61 921.08 20.17 0.00 0.00 0.00 0.00 18:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:07 lo 1460.53 1460.53 1389.70 1389.70 0.00 0.00 0.00 0.00 18:20:07 ens3 52.06 37.27 22.48 14.87 0.00 0.00 0.00 0.00 18:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:01 lo 1729.92 1729.92 1646.38 1646.38 0.00 0.00 0.00 0.00 18:30:01 ens3 59.32 40.96 20.12 16.84 0.00 0.00 0.00 0.00 18:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:20 lo 838.16 838.16 782.75 782.75 0.00 0.00 0.00 0.00 18:40:20 ens3 125.31 126.95 197.48 898.34 0.00 0.00 0.00 0.00 18:40:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1204.40 1204.40 1142.44 1142.44 0.00 0.00 0.00 0.00 Average: ens3 90.44 74.92 290.47 242.81 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 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-2427) 01/20/26 _x86_64_ (8 CPU) 17:58:28 LINUX RESTART (8 CPU) 18:00:03 CPU %user %nice %system %iowait %steal %idle 18:10:05 all 22.80 0.00 1.11 0.07 0.05 75.97 18:10:05 0 21.52 0.00 1.19 0.06 0.05 77.19 18:10:05 1 22.93 0.00 1.24 0.08 0.06 75.69 18:10:05 2 23.69 0.00 1.12 0.17 0.05 74.97 18:10:05 3 22.99 0.00 1.00 0.04 0.05 75.92 18:10:05 4 24.47 0.00 0.94 0.04 0.06 74.49 18:10:05 5 23.62 0.00 1.19 0.03 0.06 75.10 18:10:05 6 22.19 0.00 0.91 0.03 0.04 76.84 18:10:05 7 21.00 0.00 1.27 0.10 0.05 77.58 18:20:07 all 33.45 0.00 1.49 0.05 0.06 64.95 18:20:07 0 33.33 0.00 1.44 0.11 0.07 65.06 18:20:07 1 33.54 0.00 1.71 0.04 0.07 64.64 18:20:07 2 37.06 0.00 1.45 0.04 0.07 61.39 18:20:07 3 36.03 0.00 1.54 0.03 0.07 62.34 18:20:07 4 34.84 0.00 1.47 0.05 0.07 63.58 18:20:07 5 27.90 0.00 1.30 0.04 0.05 70.71 18:20:07 6 31.82 0.00 1.37 0.05 0.06 66.70 18:20:07 7 33.09 0.00 1.63 0.06 0.06 65.16 18:30:01 all 37.79 0.00 1.77 0.05 0.07 60.31 18:30:01 0 28.98 0.00 1.55 0.04 0.07 69.36 18:30:01 1 37.76 0.00 1.65 0.03 0.08 60.48 18:30:01 2 41.53 0.00 1.86 0.04 0.08 56.49 18:30:01 3 38.26 0.00 1.90 0.03 0.07 59.73 18:30:01 4 40.61 0.00 1.93 0.05 0.07 57.33 18:30:01 5 40.99 0.00 1.79 0.02 0.07 57.12 18:30:01 6 37.84 0.00 1.59 0.05 0.07 60.45 18:30:01 7 36.35 0.00 1.90 0.17 0.07 61.51 18:40:20 all 24.45 0.00 1.12 0.09 0.06 74.28 18:40:20 0 18.52 0.00 1.05 0.02 0.06 80.35 18:40:20 1 28.20 0.00 1.35 0.21 0.06 70.17 18:40:20 2 25.71 0.00 1.38 0.02 0.06 72.82 18:40:20 3 23.70 0.00 1.01 0.11 0.06 75.12 18:40:20 4 24.31 0.00 0.87 0.06 0.06 74.71 18:40:20 5 24.49 0.00 1.13 0.06 0.06 74.27 18:40:20 6 28.52 0.00 1.19 0.09 0.06 70.14 18:40:20 7 22.14 0.00 0.98 0.17 0.06 76.65 Average: all 29.56 0.00 1.37 0.07 0.06 68.95 Average: 0 25.52 0.00 1.30 0.06 0.06 73.06 Average: 1 30.57 0.00 1.49 0.09 0.07 67.79 Average: 2 31.92 0.00 1.45 0.07 0.06 66.50 Average: 3 30.17 0.00 1.36 0.05 0.06 68.35 Average: 4 30.97 0.00 1.30 0.05 0.06 67.62 Average: 5 29.18 0.00 1.35 0.04 0.06 69.37 Average: 6 30.05 0.00 1.26 0.05 0.06 68.58 Average: 7 28.08 0.00 1.44 0.12 0.06 70.30