---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18962 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 UTC 2026 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 898 24870 4 6322 30725 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:9b:72:29 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.91/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83286sec preferred_lft 83286sec inet6 fe80::f816:3eff:fe9b:7229/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:55:57:4e:a6:43 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-18962) 02/19/26 _x86_64_ (8 CPU) 12:44:55 LINUX RESTART (8 CPU) 12:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:00:02 30.46 1.52 28.36 0.58 121.72 1466.18 431.62 13:10:02 31.07 3.35 25.24 2.48 170.64 5306.25 8960.71 13:20:02 50.58 0.11 30.86 19.62 5.35 2482.85 523560.79 13:30:02 34.60 0.01 30.08 4.51 0.11 3037.75 11451.49 Average: 36.67 1.25 28.64 6.79 74.48 3072.25 136015.85 12:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:00:02 29236204 31526740 827324 2.52 97988 2504140 1607392 4.74 442860 2838272 198032 13:10:02 25497892 29052544 3257328 9.91 162328 3624368 3397864 10.02 826072 6100804 1868 13:20:02 24835100 28992848 3311568 10.08 202720 4138784 3354148 9.89 984400 6545084 185516 13:30:02 23929952 28597120 3703384 11.27 224336 4586844 3658924 10.79 1105672 7286780 173660 Average: 25874787 29542313 2774901 8.44 171843 3713534 3004582 8.86 839751 5692735 139769 12:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:00:02 lo 0.17 0.17 0.02 0.02 0.00 0.00 0.00 0.00 13:00:02 ens3 27.54 20.05 205.11 5.13 0.00 0.00 0.00 0.00 13:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:02 lo 812.92 812.92 772.83 772.83 0.00 0.00 0.00 0.00 13:10:02 ens3 132.70 102.48 897.16 24.29 0.00 0.00 0.00 0.00 13:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:02 lo 2032.95 2032.95 1936.06 1936.06 0.00 0.00 0.00 0.00 13:20:02 ens3 48.80 34.75 17.87 13.49 0.00 0.00 0.00 0.00 13:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:02 lo 1674.34 1674.34 1593.54 1593.54 0.00 0.00 0.00 0.00 13:30:02 ens3 63.58 42.08 20.97 16.19 0.00 0.00 0.00 0.00 13:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1129.38 1129.38 1074.94 1074.94 0.00 0.00 0.00 0.00 Average: ens3 68.13 49.82 285.23 14.77 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-18962) 02/19/26 _x86_64_ (8 CPU) 12:44:55 LINUX RESTART (8 CPU) 12:50:00 CPU %user %nice %system %iowait %steal %idle 13:00:02 all 1.12 0.00 0.16 0.12 0.01 98.59 13:00:02 0 0.65 0.00 0.12 0.02 0.01 99.19 13:00:02 1 1.08 0.00 0.19 0.36 0.02 98.35 13:00:02 2 1.13 0.00 0.19 0.02 0.01 98.65 13:00:02 3 0.37 0.00 0.09 0.03 0.01 99.49 13:00:02 4 3.43 0.00 0.26 0.06 0.01 96.23 13:00:02 5 0.60 0.00 0.13 0.02 0.02 99.23 13:00:02 6 1.24 0.00 0.14 0.04 0.01 98.57 13:00:02 7 0.42 0.00 0.12 0.41 0.00 99.06 13:10:02 all 38.83 0.00 1.66 0.08 0.07 59.36 13:10:02 0 35.59 0.00 1.37 0.02 0.07 62.95 13:10:02 1 41.13 0.00 1.74 0.16 0.08 56.90 13:10:02 2 42.04 0.00 1.72 0.07 0.08 56.09 13:10:02 3 36.68 0.00 1.62 0.06 0.08 61.56 13:10:02 4 40.18 0.00 1.69 0.06 0.08 58.00 13:10:02 5 39.90 0.00 1.65 0.04 0.08 58.34 13:10:02 6 36.13 0.00 1.48 0.07 0.07 62.26 13:10:02 7 39.01 0.00 2.00 0.14 0.07 58.78 13:20:02 all 37.37 0.00 1.87 0.08 0.07 60.61 13:20:02 0 39.30 0.00 1.71 0.12 0.07 58.80 13:20:02 1 37.71 0.00 2.01 0.04 0.07 60.16 13:20:02 2 38.51 0.00 2.11 0.04 0.07 59.27 13:20:02 3 35.67 0.00 1.69 0.05 0.07 62.52 13:20:02 4 36.88 0.00 1.86 0.07 0.07 61.12 13:20:02 5 37.25 0.00 1.81 0.11 0.07 60.76 13:20:02 6 37.79 0.00 2.00 0.12 0.07 60.02 13:20:02 7 35.84 0.00 1.79 0.10 0.07 62.20 13:30:02 all 36.75 0.00 1.83 0.07 0.07 61.28 13:30:02 0 37.52 0.00 2.01 0.06 0.07 60.34 13:30:02 1 35.98 0.00 2.01 0.06 0.07 61.88 13:30:02 2 39.23 0.00 2.09 0.04 0.07 58.57 13:30:02 3 35.31 0.00 1.49 0.11 0.07 63.02 13:30:02 4 38.53 0.00 1.84 0.04 0.07 59.52 13:30:02 5 35.56 0.00 1.97 0.13 0.07 62.27 13:30:02 6 36.50 0.00 1.61 0.05 0.07 61.77 13:30:02 7 35.37 0.00 1.60 0.07 0.07 62.89 Average: all 28.48 0.00 1.38 0.09 0.06 70.00 Average: 0 28.23 0.00 1.30 0.05 0.06 70.35 Average: 1 28.94 0.00 1.49 0.15 0.06 69.36 Average: 2 30.20 0.00 1.53 0.04 0.06 68.17 Average: 3 26.96 0.00 1.22 0.06 0.06 71.70 Average: 4 29.71 0.00 1.41 0.06 0.06 68.76 Average: 5 28.28 0.00 1.39 0.08 0.06 70.20 Average: 6 27.87 0.00 1.31 0.07 0.06 70.70 Average: 7 27.62 0.00 1.37 0.18 0.05 70.78