---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19834 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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): 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 28G 128G 18% / 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 870 14069 4 17153 30754 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:2e:76:62 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.183/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83314sec preferred_lft 83314sec inet6 fe80::f816:3eff:fe2e:7662/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:b1:e9:f6:6e:1f 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::94b1:e9ff:fef6:6e1f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-19834) 02/24/26 _x86_64_ (8 CPU) 14:45:51 LINUX RESTART (8 CPU) 14:50:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:00:10 473.90 1.17 464.18 8.55 450.77 58626.41 76109.23 15:10:10 216.03 0.85 206.87 8.30 20.88 21537.16 30903.15 15:20:10 29.54 0.92 26.13 2.49 37.24 4504.75 9170.20 15:30:10 11.66 0.17 11.05 0.44 4.57 2299.99 757.71 Average: 182.78 0.78 177.06 4.95 128.37 21742.08 29235.07 14:50:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:10 8754860 26267464 5945768 18.09 534796 16228780 5132260 15.13 4778484 17770004 2584 15:10:10 377024 20990932 11110788 33.81 595388 19100296 16322464 48.13 5898932 22845680 836 15:20:10 372548 18940568 13085896 39.82 585832 17183784 18580028 54.79 5723800 23013552 42284 15:30:10 332244 18686292 13343148 40.60 585400 16977812 18805448 55.46 5692416 23089012 12600 Average: 2459169 21221314 10871400 33.08 575354 17372668 14710050 43.38 5523408 21679562 14576 14:50:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:00:10 lo 0.49 0.49 0.09 0.09 0.00 0.00 0.00 0.00 15:00:10 ens3 239.72 137.35 2436.04 29.57 0.00 0.00 0.00 0.00 15:00:10 docker0 27.43 48.80 1.58 727.82 0.00 0.00 0.00 0.00 15:10:10 lo 0.52 0.52 0.09 0.09 0.00 0.00 0.00 0.00 15:10:10 ens3 115.59 78.41 1471.49 21.24 0.00 0.00 0.00 0.00 15:10:10 docker0 9.09 13.88 0.53 213.67 0.00 0.00 0.00 0.00 15:10:10 br-463d40fa9a1d 0.23 0.20 0.01 0.01 0.00 0.00 0.00 0.00 15:10:10 veth3aeaf0c 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 15:10:10 vethc7f51ed 29.35 29.61 8.62 7.83 0.00 0.00 0.00 0.00 15:10:10 veth7d2bde2 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 15:10:10 vethc0cbdc6 0.34 0.35 0.04 0.16 0.00 0.00 0.00 0.00 15:10:10 veth62d2298 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 15:10:10 veth62e3548 24.65 24.37 8.44 4.96 0.00 0.00 0.00 0.00 15:10:10 veth330f3d6 0.26 0.38 0.35 1.65 0.00 0.00 0.00 0.00 15:10:10 veth3a8d1fc 1.42 1.16 0.19 1.20 0.00 0.00 0.00 0.00 15:20:10 lo 21.26 21.26 71.05 71.05 0.00 0.00 0.00 0.00 15:20:10 ens3 15.59 13.36 33.50 4.15 0.00 0.00 0.00 0.00 15:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:10 br-463d40fa9a1d 18.00 20.74 14.78 87.68 0.00 0.00 0.00 0.00 15:20:10 veth3aeaf0c 19.89 22.02 234.06 126.52 0.00 0.00 0.00 0.02 15:20:10 vethc7f51ed 106.06 115.44 78.89 55.59 0.00 0.00 0.00 0.01 15:20:10 veth7d2bde2 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 15:20:10 vethc0cbdc6 13.02 11.09 126.08 45.71 0.00 0.00 0.00 0.01 15:20:10 veth62d2298 29.70 32.40 14.56 319.95 0.00 0.00 0.00 0.03 15:20:10 veth62e3548 74.16 67.70 93.76 38.96 0.00 0.00 0.00 0.01 15:20:10 veth3a8d1fc 48.91 45.21 20.53 42.92 0.00 0.00 0.00 0.00 15:30:10 lo 37.66 37.66 178.86 178.86 0.00 0.00 0.00 0.00 15:30:10 ens3 2.23 0.77 1.01 0.84 0.00 0.00 0.00 0.00 15:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:10 br-463d40fa9a1d 25.23 26.30 35.78 144.17 0.00 0.00 0.00 0.00 15:30:10 veth3aeaf0c 9.87 10.25 44.38 44.23 0.00 0.00 0.00 0.00 15:30:10 vethc7f51ed 64.98 71.41 58.37 23.77 0.00 0.00 0.00 0.00 15:30:10 veth7d2bde2 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:10 vethc0cbdc6 9.84 9.25 44.75 43.84 0.00 0.00 0.00 0.00 15:30:10 veth62d2298 30.14 31.17 36.49 186.89 0.00 0.00 0.00 0.02 15:30:10 veth62e3548 44.12 41.18 53.44 22.37 0.00 0.00 0.00 0.00 15:30:10 veth3a8d1fc 33.81 30.56 14.13 38.52 0.00 0.00 0.00 0.00 Average: lo 14.99 14.99 62.52 62.52 0.00 0.00 0.00 0.00 Average: ens3 93.28 57.47 985.51 13.95 0.00 0.00 0.00 0.00 Average: docker0 9.13 15.67 0.53 235.37 0.00 0.00 0.00 0.00 Average: br-463d40fa9a1d 10.86 11.81 12.64 57.97 0.00 0.00 0.00 0.00 Average: veth3aeaf0c 7.45 8.10 69.61 42.69 0.00 0.00 0.00 0.01 Average: vethc7f51ed 50.10 54.11 36.47 21.80 0.00 0.00 0.00 0.00 Average: veth7d2bde2 0.03 0.06 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethc0cbdc6 5.80 5.17 42.72 22.43 0.00 0.00 0.00 0.00 Average: veth62d2298 14.97 15.92 12.76 126.71 0.00 0.00 0.00 0.01 Average: veth62e3548 35.73 33.31 38.91 16.57 0.00 0.00 0.00 0.00 Average: veth3a8d1fc 21.03 19.23 8.71 20.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-19834) 02/24/26 _x86_64_ (8 CPU) 14:45:51 LINUX RESTART (8 CPU) 14:50:10 CPU %user %nice %system %iowait %steal %idle 15:00:10 all 16.96 0.00 3.73 1.10 0.07 78.14 15:00:10 0 20.75 0.00 4.00 0.71 0.07 74.48 15:00:10 1 13.82 0.00 3.62 0.91 0.07 81.58 15:00:10 2 19.07 0.00 4.41 1.35 0.07 75.10 15:00:10 3 16.60 0.00 3.85 1.40 0.07 78.08 15:00:10 4 14.66 0.00 3.79 1.05 0.07 80.43 15:00:10 5 19.53 0.00 3.39 1.31 0.09 75.68 15:00:10 6 13.71 0.00 3.14 1.06 0.07 82.02 15:00:10 7 17.54 0.00 3.64 1.00 0.06 77.75 15:10:10 all 15.75 0.02 2.00 0.59 0.07 81.57 15:10:10 0 14.07 0.02 1.92 0.57 0.07 83.35 15:10:10 1 14.51 0.01 2.21 1.28 0.07 81.93 15:10:10 2 19.83 0.03 2.18 0.32 0.07 77.57 15:10:10 3 14.69 0.03 2.13 0.37 0.06 82.72 15:10:10 4 14.98 0.04 1.78 0.49 0.08 82.63 15:10:10 5 16.43 0.02 2.13 0.69 0.07 80.66 15:10:10 6 14.18 0.01 1.86 0.45 0.06 83.44 15:10:10 7 17.27 0.02 1.81 0.58 0.07 80.25 15:20:10 all 10.34 0.01 1.77 0.15 0.09 87.64 15:20:10 0 9.80 0.00 1.72 0.26 0.09 88.13 15:20:10 1 10.86 0.00 2.06 0.10 0.09 86.89 15:20:10 2 11.30 0.01 1.98 0.10 0.09 86.53 15:20:10 3 9.37 0.01 1.71 0.17 0.09 88.66 15:20:10 4 10.21 0.00 1.74 0.14 0.09 87.83 15:20:10 5 9.74 0.01 1.55 0.06 0.09 88.55 15:20:10 6 12.24 0.01 1.68 0.25 0.09 85.73 15:20:10 7 9.21 0.01 1.75 0.14 0.09 88.81 15:30:10 all 7.84 0.00 1.76 0.06 0.09 90.24 15:30:10 0 7.06 0.00 1.82 0.03 0.09 90.99 15:30:10 1 8.80 0.00 1.91 0.04 0.10 89.15 15:30:10 2 8.49 0.00 1.83 0.03 0.09 89.56 15:30:10 3 7.81 0.00 1.73 0.04 0.09 90.34 15:30:10 4 7.83 0.00 1.65 0.10 0.08 90.35 15:30:10 5 6.88 0.00 1.63 0.08 0.09 91.33 15:30:10 6 7.45 0.00 1.72 0.14 0.08 90.61 15:30:10 7 8.41 0.00 1.84 0.03 0.08 89.63 Average: all 12.72 0.01 2.32 0.48 0.08 84.40 Average: 0 12.92 0.01 2.37 0.39 0.08 84.24 Average: 1 12.00 0.00 2.45 0.58 0.08 84.89 Average: 2 14.67 0.01 2.60 0.45 0.08 82.20 Average: 3 12.11 0.01 2.35 0.49 0.08 84.96 Average: 4 11.92 0.01 2.24 0.44 0.08 85.31 Average: 5 13.14 0.01 2.17 0.53 0.08 84.06 Average: 6 11.90 0.00 2.10 0.48 0.07 85.45 Average: 7 13.10 0.01 2.26 0.44 0.08 84.12