---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-14891 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 912 24659 4 6521 30712 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:51:59:ca brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.106/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83775sec preferred_lft 83775sec inet6 fe80::f816:3eff:fe51:59ca/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:bc:ef:50:a2:4b 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-14891) 02/18/26 _x86_64_ (8 CPU) 17:58:29 LINUX RESTART (8 CPU) 18:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:10:11 32.76 3.83 26.19 2.74 766.56 5140.73 36631.03 18:20:01 26.76 0.14 23.11 3.51 5.79 2402.37 7242.68 18:30:01 37.50 0.01 32.68 4.81 0.09 3322.67 16892.00 18:40:11 27.66 0.13 24.03 3.49 6.29 6405.20 32290.95 Average: 31.18 1.04 26.51 3.63 197.00 4337.07 23419.23 18:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:10:11 25596880 29146048 3164060 9.63 150724 3652420 3434120 10.13 819200 6019848 126492 18:20:01 25181596 29173336 3132440 9.53 179912 4022832 3437152 10.14 934440 6285584 100212 18:30:01 24578448 29095112 3205980 9.76 218312 4456904 3623892 10.69 1080816 6680956 27024 18:40:11 25444768 31628648 665604 2.03 238320 6041272 1235836 3.64 1679708 5105080 220 Average: 25200423 29760786 2542021 7.74 196817 4543357 2932750 8.65 1128541 6022867 63487 18:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:10:11 lo 799.26 799.26 761.03 761.03 0.00 0.00 0.00 0.00 18:10:11 ens3 136.77 95.74 1129.72 19.08 0.00 0.00 0.00 0.00 18:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:01 lo 1338.05 1338.05 1273.15 1273.15 0.00 0.00 0.00 0.00 18:20:01 ens3 46.31 34.71 22.29 14.59 0.00 0.00 0.00 0.00 18:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:01 lo 1887.01 1887.01 1796.42 1796.42 0.00 0.00 0.00 0.00 18:30:01 ens3 69.03 47.23 21.57 18.36 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 18:40:11 lo 859.96 859.96 805.74 805.74 0.00 0.00 0.00 0.00 18:40:11 ens3 98.53 96.20 194.99 318.12 0.00 0.00 0.00 0.00 18:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1217.59 1217.59 1155.73 1155.73 0.00 0.00 0.00 0.00 Average: ens3 88.07 68.83 346.02 93.44 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-14891) 02/18/26 _x86_64_ (8 CPU) 17:58:29 LINUX RESTART (8 CPU) 18:00:01 CPU %user %nice %system %iowait %steal %idle 18:10:11 all 21.30 0.00 1.10 0.16 0.05 77.39 18:10:11 0 21.29 0.00 1.08 0.08 0.05 77.49 18:10:11 1 21.00 0.00 1.28 0.23 0.06 77.43 18:10:11 2 22.48 0.00 1.05 0.12 0.05 76.29 18:10:11 3 20.77 0.00 0.87 0.06 0.05 78.24 18:10:11 4 18.93 0.00 1.06 0.18 0.05 79.78 18:10:11 5 22.30 0.00 1.16 0.06 0.05 76.44 18:10:11 6 21.35 0.00 1.32 0.46 0.05 76.82 18:10:11 7 22.27 0.00 0.97 0.08 0.05 76.63 18:20:01 all 34.71 0.00 1.43 0.05 0.07 63.74 18:20:01 0 33.16 0.00 1.34 0.05 0.07 65.38 18:20:01 1 39.36 0.00 1.65 0.03 0.07 58.89 18:20:01 2 36.31 0.00 1.42 0.02 0.08 62.18 18:20:01 3 36.40 0.00 1.44 0.03 0.08 62.05 18:20:01 4 36.22 0.00 1.33 0.02 0.07 62.36 18:20:01 5 34.28 0.00 1.52 0.03 0.07 64.09 18:20:01 6 30.43 0.00 1.44 0.07 0.07 67.99 18:20:01 7 31.51 0.00 1.29 0.14 0.07 67.00 18:30:01 all 39.78 0.00 1.87 0.06 0.08 58.21 18:30:01 0 34.38 0.00 1.50 0.06 0.08 63.98 18:30:01 1 44.75 0.00 2.02 0.06 0.08 53.09 18:30:01 2 44.29 0.00 2.21 0.08 0.08 53.34 18:30:01 3 42.04 0.00 1.94 0.05 0.07 55.89 18:30:01 4 40.52 0.00 2.17 0.05 0.08 57.18 18:30:01 5 33.67 0.00 1.75 0.05 0.07 64.46 18:30:01 6 39.69 0.00 1.76 0.05 0.08 58.43 18:30:01 7 38.88 0.00 1.61 0.11 0.08 59.31 18:40:11 all 25.12 0.00 1.15 0.09 0.06 73.58 18:40:11 0 20.83 0.00 1.07 0.14 0.06 77.90 18:40:11 1 25.36 0.00 1.30 0.20 0.06 73.08 18:40:11 2 24.12 0.00 1.25 0.22 0.06 74.35 18:40:11 3 25.13 0.00 1.18 0.04 0.07 73.59 18:40:11 4 24.32 0.00 1.16 0.02 0.06 74.44 18:40:11 5 31.82 0.00 1.19 0.07 0.07 66.85 18:40:11 6 21.09 0.00 1.02 0.02 0.06 77.81 18:40:11 7 28.25 0.00 1.04 0.03 0.06 70.63 Average: all 30.15 0.00 1.38 0.09 0.07 68.31 Average: 0 27.34 0.00 1.25 0.08 0.07 71.27 Average: 1 32.51 0.00 1.56 0.13 0.07 65.73 Average: 2 31.71 0.00 1.48 0.11 0.07 66.63 Average: 3 31.00 0.00 1.35 0.05 0.07 67.54 Average: 4 29.90 0.00 1.43 0.06 0.06 68.54 Average: 5 30.47 0.00 1.40 0.05 0.07 68.01 Average: 6 28.07 0.00 1.38 0.15 0.06 70.33 Average: 7 30.18 0.00 1.22 0.09 0.06 68.44