---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-65725 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 14G 64G 18% / 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 681 6925 4 8382 14964 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:90:c9:61 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.251/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81584sec preferred_lft 81584sec inet6 fe80::f816:3eff:fe90:c961/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:2f:6a:95:b5:02 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::2f:6aff:fe95:b502/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-4c-4g-65725) 10/19/26 _x86_64_ (4 CPU) 10:49:02 LINUX RESTART (4 CPU) 10:50:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:32 1.35 0.04 1.30 0.01 1.46 23.54 207.96 11:10:01 1.30 0.01 1.30 0.00 0.28 14.50 0.00 11:20:17 1.25 0.00 1.25 0.00 0.01 14.29 0.00 11:30:17 13.47 11.90 1.56 0.00 133.21 29.77 0.11 11:40:24 1.42 0.00 1.42 0.00 0.00 15.66 0.00 11:50:16 1.59 0.00 1.59 0.00 0.00 17.40 0.00 12:00:29 63.53 4.76 44.65 14.12 275.47 6344.26 237989.59 Average: 12.12 2.39 7.68 2.05 59.17 937.40 34578.22 10:50:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:32 13742640 15531272 487616 2.98 54084 1962468 1168336 6.71 185564 2203256 140 11:10:01 13738356 15527528 491260 3.00 54408 1962676 1168400 6.71 185896 2216828 208 11:20:17 13737096 15526752 492048 3.01 54868 1962684 1168464 6.71 186356 2220112 12 11:30:17 13678328 15518028 492944 3.01 58124 2002380 1168464 6.71 224532 2225528 12 11:40:24 13672784 15513012 497928 3.04 58636 2002396 1168656 6.71 225036 2232416 16 11:50:16 13672040 15513044 497872 3.04 59244 2002532 1168724 6.71 225664 2232604 24 12:00:29 8703256 12580992 3377176 20.63 134868 3855812 3610832 20.73 638940 6607176 152888 Average: 12992071 15101518 905263 5.53 67747 2250135 1517411 8.71 267427 2848274 21900 10:50:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:32 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:00:32 ens3 0.48 0.16 0.18 0.04 0.00 0.00 0.00 0.00 11:00:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 11:10:01 ens3 0.36 0.22 0.16 0.11 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:17 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:20:17 ens3 0.52 0.17 0.19 0.12 0.00 0.00 0.00 0.00 11:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:17 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:30:17 ens3 0.31 0.08 0.05 0.02 0.00 0.00 0.00 0.00 11:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:24 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:40:24 ens3 0.81 0.75 0.16 0.82 0.00 0.00 0.00 0.00 11:40:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:16 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:50:16 ens3 0.30 0.11 0.08 0.05 0.00 0.00 0.00 0.00 11:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:29 lo 103.50 103.50 97.50 97.50 0.00 0.00 0.00 0.00 12:00:29 ens3 152.78 117.10 1246.24 16.65 0.00 0.00 0.00 0.00 12:00:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 15.11 15.11 14.16 14.16 0.00 0.00 0.00 0.00 Average: ens3 22.58 17.21 181.02 2.58 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 5.15.0-198-generic (prd-ubuntu2204-docker-4c-4g-65725) 10/19/26 _x86_64_ (4 CPU) 10:49:02 LINUX RESTART (4 CPU) 10:50:05 CPU %user %nice %system %iowait %steal %idle 11:00:32 all 0.13 0.00 0.03 0.09 0.00 99.75 11:00:32 0 0.05 0.00 0.02 0.00 0.00 99.92 11:00:32 1 0.32 0.00 0.04 0.26 0.00 99.38 11:00:32 2 0.05 0.00 0.02 0.04 0.00 99.89 11:00:32 3 0.10 0.00 0.03 0.06 0.00 99.82 11:10:01 all 0.23 0.00 0.03 0.01 0.00 99.73 11:10:01 0 0.10 0.00 0.02 0.01 0.00 99.87 11:10:01 1 0.43 0.00 0.02 0.03 0.00 99.51 11:10:01 2 0.38 0.00 0.04 0.00 0.00 99.58 11:10:01 3 0.01 0.00 0.02 0.01 0.00 99.95 11:20:17 all 0.16 0.00 0.02 0.01 0.00 99.80 11:20:17 0 0.02 0.00 0.02 0.00 0.00 99.96 11:20:17 1 0.59 0.00 0.04 0.03 0.00 99.34 11:20:17 2 0.03 0.00 0.02 0.00 0.00 99.93 11:20:17 3 0.01 0.00 0.01 0.00 0.00 99.97 11:30:17 all 0.11 0.08 0.04 0.09 0.00 99.68 11:30:17 0 0.01 0.01 0.02 0.00 0.00 99.96 11:30:17 1 0.03 0.00 0.02 0.01 0.00 99.94 11:30:17 2 0.38 0.31 0.10 0.35 0.00 98.86 11:30:17 3 0.02 0.00 0.01 0.00 0.00 99.96 11:40:24 all 0.22 0.00 0.02 0.02 0.00 99.73 11:40:24 0 0.06 0.00 0.03 0.01 0.00 99.90 11:40:24 1 0.08 0.00 0.02 0.08 0.00 99.82 11:40:24 2 0.12 0.00 0.02 0.00 0.00 99.86 11:40:24 3 0.63 0.00 0.01 0.00 0.00 99.35 11:50:16 all 0.14 0.00 0.02 0.02 0.00 99.81 11:50:16 0 0.02 0.00 0.02 0.00 0.00 99.96 11:50:16 1 0.04 0.00 0.04 0.06 0.00 99.86 11:50:16 2 0.52 0.00 0.02 0.00 0.00 99.46 11:50:16 3 0.01 0.00 0.01 0.01 0.00 99.98 12:00:29 all 31.30 0.00 1.29 0.42 0.01 66.97 12:00:29 0 31.19 0.00 1.24 0.21 0.01 67.34 12:00:29 1 32.63 0.00 1.34 0.68 0.02 65.32 12:00:29 2 29.05 0.00 1.18 0.15 0.01 69.61 12:00:29 3 32.30 0.00 1.42 0.64 0.01 65.62 Average: all 4.68 0.01 0.21 0.10 0.00 95.00 Average: 0 4.56 0.00 0.20 0.03 0.00 95.20 Average: 1 4.94 0.00 0.22 0.17 0.00 94.66 Average: 2 4.42 0.04 0.20 0.08 0.00 95.25 Average: 3 4.80 0.00 0.22 0.11 0.00 94.88