---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-22404 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): 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 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: 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 673 8947 4 6369 14973 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:7e:59:99 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.205/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81562sec preferred_lft 81562sec inet6 fe80::f816:3eff:fe7e:5999/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:29:dd:07:79:8f 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-4c-4g-22404) 02/26/26 _x86_64_ (4 CPU) 13:07:04 LINUX RESTART (4 CPU) 13:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:15 1.15 0.04 1.10 0.01 1.76 16.09 0.59 13:30:01 0.92 0.01 0.91 0.00 0.04 12.24 0.00 13:40:01 0.97 0.00 0.97 0.00 0.00 13.13 0.00 13:50:15 0.95 0.00 0.95 0.00 0.00 13.18 0.00 14:00:10 36.65 2.72 33.34 0.59 139.81 2348.09 763.72 14:10:01 29.66 2.42 24.31 2.93 146.62 4135.16 9718.08 14:20:15 32.26 0.00 28.89 3.36 0.09 2554.24 11069.18 Average: 14.61 0.73 12.89 0.98 40.60 1291.39 3081.85 13:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:15 13806648 15543124 475632 2.90 53892 1909496 1147892 6.59 193584 2130460 12 13:30:01 13806516 15543368 475488 2.90 54216 1909504 1147956 6.59 193928 2131244 148 13:40:01 13796968 15534272 484596 2.96 54640 1909516 1148148 6.59 194352 2145212 4 13:50:15 13794952 15532724 486072 2.97 55000 1909656 1148212 6.59 194660 2145208 8 14:00:10 12154076 14805900 1163028 7.10 104404 2731688 1678604 9.64 375672 3520928 304608 14:10:01 9182404 12616784 3342520 20.41 134884 3427820 3512292 20.16 669628 6143940 4652 14:20:15 9363204 13259436 2696048 16.47 158104 3831392 2914464 16.73 793424 5799016 43632 Average: 12272110 14690801 1303341 7.96 87877 2518439 1813938 10.41 373607 3430858 50438 13:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:20:15 ens3 0.84 0.19 0.20 0.10 0.00 0.00 0.00 0.00 13:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:30:01 ens3 0.48 0.09 0.06 0.02 0.00 0.00 0.00 0.00 13:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:40:01 ens3 1.36 0.82 0.35 1.02 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:50:15 ens3 0.68 0.18 0.19 0.11 0.00 0.00 0.00 0.00 13:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:10 lo 0.29 0.29 0.03 0.03 0.00 0.00 0.00 0.00 14:00:10 ens3 71.87 53.02 718.76 9.68 0.00 0.00 0.00 0.00 14:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:01 lo 1520.49 1520.49 1442.01 1442.01 0.00 0.00 0.00 0.00 14:10:01 ens3 72.61 53.68 472.45 11.71 0.00 0.00 0.00 0.00 14:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:15 lo 1484.15 1484.15 1412.69 1412.69 0.00 0.00 0.00 0.00 14:20:15 ens3 27.12 23.42 34.50 6.96 0.00 0.00 0.00 0.00 14:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 429.32 429.32 407.82 407.82 0.00 0.00 0.00 0.00 Average: ens3 24.77 18.62 173.00 4.20 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-4c-4g-22404) 02/26/26 _x86_64_ (4 CPU) 13:07:04 LINUX RESTART (4 CPU) 13:10:01 CPU %user %nice %system %iowait %steal %idle 13:20:15 all 0.26 0.00 0.04 0.01 0.01 99.68 13:20:15 0 0.94 0.00 0.06 0.00 0.02 98.98 13:20:15 1 0.03 0.00 0.03 0.00 0.02 99.92 13:20:15 2 0.05 0.00 0.03 0.00 0.01 99.92 13:20:15 3 0.03 0.00 0.03 0.03 0.01 99.89 13:30:01 all 0.13 0.00 0.02 0.01 0.01 99.83 13:30:01 0 0.36 0.00 0.03 0.01 0.02 99.59 13:30:01 1 0.02 0.00 0.02 0.00 0.02 99.94 13:30:01 2 0.13 0.00 0.02 0.00 0.02 99.84 13:30:01 3 0.02 0.00 0.01 0.02 0.01 99.95 13:40:01 all 0.12 0.00 0.03 0.01 0.01 99.83 13:40:01 0 0.17 0.00 0.04 0.00 0.02 99.78 13:40:01 1 0.03 0.00 0.03 0.01 0.02 99.92 13:40:01 2 0.27 0.00 0.02 0.01 0.01 99.69 13:40:01 3 0.02 0.00 0.02 0.01 0.01 99.95 13:50:15 all 0.05 0.00 0.03 0.01 0.01 99.91 13:50:15 0 0.04 0.00 0.05 0.00 0.02 99.89 13:50:15 1 0.03 0.00 0.02 0.00 0.01 99.93 13:50:15 2 0.09 0.00 0.01 0.01 0.01 99.87 13:50:15 3 0.02 0.00 0.03 0.00 0.01 99.94 14:00:10 all 5.90 0.00 0.46 0.21 0.03 93.41 14:00:10 0 6.48 0.00 0.39 0.16 0.02 92.95 14:00:10 1 6.47 0.00 0.57 0.22 0.03 92.71 14:00:10 2 5.33 0.00 0.50 0.40 0.02 93.75 14:00:10 3 5.32 0.00 0.39 0.04 0.03 94.23 14:10:01 all 70.30 0.00 2.41 0.07 0.09 27.13 14:10:01 0 70.78 0.00 2.22 0.06 0.09 26.84 14:10:01 1 68.88 0.00 2.50 0.06 0.09 28.47 14:10:01 2 70.14 0.00 2.18 0.06 0.09 27.53 14:10:01 3 71.42 0.00 2.73 0.08 0.10 25.68 14:20:15 all 66.10 0.00 2.52 0.06 0.09 31.23 14:20:15 0 65.63 0.00 2.52 0.07 0.09 31.69 14:20:15 1 65.70 0.00 2.47 0.06 0.09 31.68 14:20:15 2 65.47 0.00 2.68 0.07 0.09 31.70 14:20:15 3 67.59 0.00 2.40 0.05 0.09 29.87 Average: all 20.35 0.00 0.78 0.05 0.04 78.78 Average: 0 20.55 0.00 0.76 0.04 0.04 78.61 Average: 1 20.10 0.00 0.80 0.05 0.04 79.00 Average: 2 20.15 0.00 0.78 0.08 0.04 78.96 Average: 3 20.57 0.00 0.80 0.03 0.04 78.56