---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-30119 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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: 5600.00 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 18G 61G 23% / 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 709 12949 4 2330 14909 Swap: 1023 23 1000 ---> 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:35:6f:d1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.219/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82384sec preferred_lft 82384sec inet6 fe80::f816:3eff:fe35:6fd1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:13:37:a7:fa:1a 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::6c13:37ff:fea7:fa1a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-30119) 06/24/26 _x86_64_ (4 CPU) 10:24:54 LINUX RESTART (4 CPU) 10:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:40:22 91.04 3.99 83.17 3.87 165.19 27433.19 10995.84 10:50:00 38.20 21.08 16.16 0.96 1025.89 1496.01 633.25 11:00:13 8.94 1.31 7.24 0.39 29.99 212.30 318.35 11:10:07 10.76 0.38 9.90 0.48 4.45 553.76 431.65 11:20:12 8.79 0.58 7.84 0.38 11.33 447.51 121.57 11:30:22 23.02 2.95 4.74 15.33 47.19 139.47 206078.06 Average: 30.33 4.93 21.80 3.61 207.63 5167.04 36867.02 10:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:40:22 159640 1928756 13994644 85.47 257480 1621260 15322204 87.95 1389040 14350616 252 10:50:00 9461992 10961024 4956952 30.28 265304 1418576 5631448 32.32 1008024 5486992 168 11:00:13 9715284 11232648 4688184 28.63 266132 1436104 5505432 31.60 1026220 5237480 304 11:10:07 13708436 15351088 568972 3.48 270896 1552352 1369744 7.86 1061112 1230616 15832 11:20:12 9559980 11283236 4634892 28.31 274116 1626280 5297900 30.41 1075168 5349736 160 11:30:22 8745532 10489772 5427948 33.15 275392 1645888 6112260 35.08 1099172 6124096 44 Average: 8558477 10207754 5711932 34.89 268220 1550077 6539831 37.54 1109789 6296589 2793 10:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:40:22 lo 15.48 15.48 12.99 12.99 0.00 0.00 0.00 0.00 10:40:22 ens3 36.66 25.16 631.00 2.85 0.00 0.00 0.00 0.00 10:40:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:00 lo 24.52 24.52 14.88 14.88 0.00 0.00 0.00 0.00 10:50:00 ens3 1.21 1.12 0.31 0.29 0.00 0.00 0.00 0.00 10:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:13 lo 9.83 9.83 5.58 5.58 0.00 0.00 0.00 0.00 11:00:13 ens3 0.63 0.51 0.15 0.11 0.00 0.00 0.00 0.00 11:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:07 lo 11.57 11.57 6.09 6.09 0.00 0.00 0.00 0.00 11:10:07 ens3 0.78 0.62 0.23 0.18 0.00 0.00 0.00 0.00 11:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:12 lo 23.20 23.20 10.86 10.86 0.00 0.00 0.00 0.00 11:20:12 ens3 0.89 0.97 0.24 0.21 0.00 0.00 0.00 0.00 11:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:22 lo 19.89 19.89 7.78 7.78 0.00 0.00 0.00 0.00 11:30:22 ens3 0.93 1.10 0.14 0.83 0.00 0.00 0.00 0.00 11:30:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 17.36 17.36 9.67 9.67 0.00 0.00 0.00 0.00 Average: ens3 7.02 5.03 108.36 0.76 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-30119) 06/24/26 _x86_64_ (4 CPU) 10:24:54 LINUX RESTART (4 CPU) 10:30:01 CPU %user %nice %system %iowait %steal %idle 10:40:22 all 57.68 0.00 2.52 1.31 0.12 38.37 10:40:22 0 57.97 0.00 2.46 1.10 0.12 38.35 10:40:22 1 56.11 0.00 2.61 0.88 0.12 40.29 10:40:22 2 57.14 0.00 2.57 1.45 0.12 38.71 10:40:22 3 59.49 0.00 2.42 1.82 0.12 36.16 10:50:00 all 26.96 0.00 1.10 0.50 0.10 71.34 10:50:00 0 27.20 0.00 1.17 0.83 0.10 70.70 10:50:00 1 25.45 0.00 1.18 0.32 0.10 72.94 10:50:00 2 27.68 0.00 1.00 0.26 0.11 70.96 10:50:00 3 27.51 0.00 1.05 0.57 0.10 70.77 11:00:13 all 15.73 0.00 0.60 0.23 0.07 83.38 11:00:13 0 15.10 0.00 0.60 0.16 0.06 84.08 11:00:13 1 15.53 0.00 0.58 0.14 0.07 83.68 11:00:13 2 16.64 0.00 0.63 0.38 0.07 82.28 11:00:13 3 15.64 0.00 0.57 0.26 0.06 83.48 11:10:07 all 16.50 0.00 0.71 0.25 0.07 82.47 11:10:07 0 15.58 0.00 0.78 0.09 0.07 83.47 11:10:07 1 17.49 0.00 0.87 0.30 0.07 81.26 11:10:07 2 16.61 0.00 0.59 0.31 0.07 82.41 11:10:07 3 16.30 0.00 0.59 0.30 0.07 82.74 11:20:12 all 15.52 0.00 0.63 0.45 0.07 83.33 11:20:12 0 15.17 0.00 0.52 0.72 0.07 83.52 11:20:12 1 15.40 0.00 0.67 0.11 0.07 83.75 11:20:12 2 16.30 0.00 0.69 0.73 0.08 82.20 11:20:12 3 15.20 0.00 0.62 0.25 0.07 83.86 11:30:22 all 9.35 0.00 0.47 0.30 0.07 89.81 11:30:22 0 8.92 0.00 0.45 0.17 0.06 90.41 11:30:22 1 9.92 0.00 0.58 0.66 0.08 88.77 11:30:22 2 9.25 0.00 0.44 0.11 0.07 90.12 11:30:22 3 9.31 0.00 0.41 0.25 0.08 89.95 Average: all 23.73 0.00 1.01 0.51 0.08 74.67 Average: 0 23.42 0.00 1.00 0.51 0.08 74.99 Average: 1 23.41 0.00 1.09 0.41 0.09 75.01 Average: 2 24.03 0.00 0.99 0.55 0.09 74.34 Average: 3 24.03 0.00 0.95 0.58 0.08 74.36