---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2021 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): 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 19G 137G 12% / 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 795 17860 4 13436 30829 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:4a:af:d7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.136/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83331sec preferred_lft 83331sec inet6 fe80::f816:3eff:fe4a:afd7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:e4:31:4b:52:ae 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::14e4:31ff:fe4b:52ae/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-8c-8g-2021) 11/29/25 _x86_64_ (8 CPU) 00:05:17 LINUX RESTART (8 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:04 13.75 0.86 11.81 1.08 481.60 5203.09 22230.83 00:30:04 7.55 0.31 6.67 0.57 12.09 3125.71 4367.27 00:40:01 16.92 0.17 16.38 0.37 4.37 14543.99 1089.87 00:50:04 31.31 1.86 28.31 1.14 324.35 9954.84 905.46 Average: 17.39 0.80 15.80 0.79 206.29 8198.25 7166.42 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:04 23420624 28292292 4009812 12.20 178256 4860644 4298220 12.67 1173076 7762412 57476 00:30:04 22405608 28099768 4195928 12.77 209464 5580272 4337428 12.79 1377444 8468416 1148 00:40:01 17683112 28648760 3625644 11.03 264112 10597768 3729216 11.00 2956096 11410732 770052 00:50:04 18587652 31658100 604320 1.84 289696 12585308 1394680 4.11 3757236 9581516 228 Average: 20524249 29174730 3108926 9.46 235382 8405998 3439886 10.14 2315963 9305769 207226 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:04 lo 5.49 5.49 0.53 0.53 0.00 0.00 0.00 0.00 00:20:04 ens3 52.56 41.99 268.44 11.94 0.00 0.00 0.00 0.00 00:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:04 lo 1.31 1.31 0.13 0.13 0.00 0.00 0.00 0.00 00:30:04 ens3 52.79 40.62 18.59 19.55 0.00 0.00 0.00 0.00 00:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:01 lo 4373.31 4373.31 4175.93 4175.93 0.00 0.00 0.00 0.00 00:40:01 ens3 70.52 51.17 313.75 15.04 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:04 lo 89.05 89.05 84.46 84.46 0.00 0.00 0.00 0.00 00:50:04 ens3 149.89 151.38 319.88 1564.15 0.00 0.00 0.00 0.00 00:50:04 docker0 133.98 122.48 1558.39 78.23 0.00 0.00 0.00 0.00 00:50:04 veth912e14a 131.58 119.76 1560.04 17.61 0.00 0.00 0.00 0.13 Average: lo 1111.26 1111.26 1059.50 1059.50 0.00 0.00 0.00 0.00 Average: ens3 81.49 71.36 230.22 403.89 0.00 0.00 0.00 0.00 Average: docker0 33.60 30.72 390.83 19.62 0.00 0.00 0.00 0.00 Average: veth912e14a 33.00 30.03 391.25 4.42 0.00 0.00 0.00 0.03 ---> sar -P ALL: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-8c-8g-2021) 11/29/25 _x86_64_ (8 CPU) 00:05:17 LINUX RESTART (8 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:04 all 39.72 0.00 1.52 0.09 0.08 58.59 00:20:04 0 36.20 0.00 1.45 0.02 0.07 62.26 00:20:04 1 37.58 0.00 1.80 0.08 0.08 60.47 00:20:04 2 39.92 0.00 1.50 0.21 0.08 58.30 00:20:04 3 42.71 0.00 1.45 0.03 0.08 55.73 00:20:04 4 41.93 0.00 1.74 0.18 0.08 56.06 00:20:04 5 40.79 0.00 1.50 0.15 0.08 57.49 00:20:04 6 38.33 0.00 1.37 0.04 0.08 60.18 00:20:04 7 40.28 0.00 1.38 0.04 0.08 58.23 00:30:04 all 36.43 0.00 1.38 0.07 0.08 62.04 00:30:04 0 31.61 0.00 1.18 0.05 0.07 67.09 00:30:04 1 39.65 0.00 1.67 0.09 0.08 58.52 00:30:04 2 36.23 0.00 1.30 0.12 0.08 62.28 00:30:04 3 41.62 0.00 1.42 0.07 0.08 56.81 00:30:04 4 35.39 0.00 1.40 0.14 0.07 63.00 00:30:04 5 35.77 0.00 1.30 0.01 0.08 62.85 00:30:04 6 36.82 0.00 1.40 0.02 0.08 61.68 00:30:04 7 34.31 0.00 1.41 0.09 0.07 64.11 00:40:01 all 19.97 0.00 2.03 0.38 0.05 77.56 00:40:01 0 19.52 0.00 4.73 0.02 0.06 75.68 00:40:01 1 19.25 0.00 1.10 0.25 0.05 79.35 00:40:01 2 24.36 0.00 1.41 0.78 0.05 73.40 00:40:01 3 15.88 0.00 1.00 0.90 0.05 82.16 00:40:01 4 13.66 0.00 1.23 0.50 0.05 84.56 00:40:01 5 16.18 0.00 1.11 0.35 0.05 82.31 00:40:01 6 16.67 0.00 0.97 0.19 0.05 82.14 00:40:01 7 34.40 0.00 4.79 0.05 0.07 60.70 00:50:04 all 8.61 0.00 1.14 0.38 0.04 89.83 00:50:04 0 5.11 0.00 0.59 0.63 0.02 93.64 00:50:04 1 6.06 0.00 0.48 0.39 0.04 93.03 00:50:04 2 6.63 0.00 0.85 0.33 0.03 92.16 00:50:04 3 17.78 0.00 2.67 0.32 0.05 79.19 00:50:04 4 10.93 0.00 1.72 0.50 0.04 86.80 00:50:04 5 10.09 0.00 1.40 0.61 0.04 87.86 00:50:04 6 6.87 0.00 0.79 0.07 0.03 92.24 00:50:04 7 5.43 0.00 0.63 0.22 0.03 93.70 Average: all 26.18 0.00 1.52 0.23 0.06 72.01 Average: 0 23.11 0.00 1.98 0.18 0.06 74.68 Average: 1 25.62 0.00 1.26 0.20 0.06 72.86 Average: 2 26.76 0.00 1.26 0.36 0.06 71.56 Average: 3 29.50 0.00 1.64 0.33 0.07 68.47 Average: 4 25.48 0.00 1.52 0.33 0.06 72.60 Average: 5 25.71 0.00 1.33 0.28 0.06 72.63 Average: 6 24.66 0.00 1.13 0.08 0.06 74.07 Average: 7 28.56 0.00 2.04 0.10 0.06 69.24