---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5677 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 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 774 25140 4 6176 30849 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:ae:c2:65 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.187/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81204sec preferred_lft 81204sec inet6 fe80::f816:3eff:feae:c265/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:f0:b5:26:2e:13 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-5677) 03/18/26 _x86_64_ (8 CPU) 21:10:26 LINUX RESTART (8 CPU) 21:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:30:01 1.59 0.00 1.58 0.00 0.04 19.11 0.40 21:40:11 1.46 0.00 1.46 0.00 0.00 16.76 0.00 21:50:01 1.46 0.00 1.46 0.00 0.16 16.68 0.00 22:00:02 1.41 0.00 1.41 0.00 0.00 15.94 0.00 22:10:11 1.52 0.00 1.52 0.00 0.00 17.14 0.00 22:20:01 15.69 0.01 1.62 14.07 0.16 18.20 522974.03 22:30:01 39.12 3.62 34.85 0.65 124.35 3186.64 2764.55 Average: 8.86 0.52 6.27 2.07 17.82 470.07 73763.64 21:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:30:01 30106064 31873368 510836 1.55 62332 2041712 1504024 4.44 263832 2189608 8 21:40:11 30105588 31873496 510908 1.55 62892 2041720 1503992 4.44 264432 2190748 32 21:50:01 30103856 31872416 512044 1.56 63468 2041780 1504184 4.44 265016 2195636 12 22:00:02 30101852 31871132 513356 1.56 64052 2041916 1504184 4.44 265596 2197652 288 22:10:11 30099840 31869880 514540 1.57 64652 2042056 1504184 4.44 266184 2198260 204 22:20:01 30085816 31866680 517496 1.57 65516 2051972 1504184 4.44 276948 2199772 152 22:30:01 27909340 30476792 1874448 5.70 98768 2779668 2202804 6.50 582980 3997756 1964 Average: 29787479 31671966 707661 2.15 68811 2148689 1603937 4.73 312141 2452776 380 21:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:30:01 ens3 0.96 0.40 0.37 0.25 0.00 0.00 0.00 0.00 21:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:11 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:40:11 ens3 0.37 0.13 0.09 0.04 0.00 0.00 0.00 0.00 21:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:50:01 ens3 1.06 0.30 0.33 0.20 0.00 0.00 0.00 0.00 21:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:00:02 ens3 0.40 0.12 0.10 0.06 0.00 0.00 0.00 0.00 22:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:11 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:10:11 ens3 0.23 0.08 0.04 0.02 0.00 0.00 0.00 0.00 22:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:20:01 ens3 0.34 0.12 0.09 0.05 0.00 0.00 0.00 0.00 22:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:01 lo 154.77 154.77 184.41 184.41 0.00 0.00 0.00 0.00 22:30:01 ens3 210.95 141.26 1107.76 40.99 0.00 0.00 0.00 0.00 22:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.20 22.20 26.35 26.35 0.00 0.00 0.00 0.00 Average: ens3 30.61 20.34 158.40 5.94 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-5677) 03/18/26 _x86_64_ (8 CPU) 21:10:26 LINUX RESTART (8 CPU) 21:20:00 CPU %user %nice %system %iowait %steal %idle 21:30:01 all 0.09 0.00 0.01 0.01 0.01 99.88 21:30:01 0 0.60 0.00 0.02 0.00 0.02 99.35 21:30:01 1 0.01 0.00 0.01 0.01 0.01 99.96 21:30:01 2 0.02 0.00 0.01 0.02 0.01 99.94 21:30:01 3 0.02 0.00 0.01 0.02 0.01 99.94 21:30:01 4 0.01 0.00 0.00 0.00 0.00 99.99 21:30:01 5 0.07 0.00 0.01 0.00 0.00 99.92 21:30:01 6 0.01 0.00 0.01 0.00 0.01 99.97 21:30:01 7 0.01 0.00 0.01 0.00 0.00 99.98 21:40:11 all 0.05 0.00 0.01 0.01 0.01 99.92 21:40:11 0 0.00 0.00 0.01 0.00 0.01 99.98 21:40:11 1 0.34 0.00 0.01 0.04 0.02 99.59 21:40:11 2 0.01 0.00 0.01 0.00 0.00 99.98 21:40:11 3 0.02 0.00 0.02 0.01 0.02 99.93 21:40:11 4 0.00 0.00 0.00 0.00 0.00 99.99 21:40:11 5 0.01 0.00 0.02 0.00 0.01 99.96 21:40:11 6 0.01 0.00 0.01 0.00 0.00 99.98 21:40:11 7 0.02 0.00 0.01 0.00 0.00 99.97 21:50:01 all 0.07 0.00 0.01 0.01 0.01 99.90 21:50:01 0 0.01 0.00 0.01 0.00 0.00 99.98 21:50:01 1 0.17 0.00 0.02 0.00 0.01 99.80 21:50:01 2 0.01 0.00 0.01 0.00 0.01 99.97 21:50:01 3 0.01 0.00 0.02 0.00 0.01 99.96 21:50:01 4 0.34 0.00 0.03 0.00 0.01 99.62 21:50:01 5 0.02 0.00 0.03 0.04 0.02 99.89 21:50:01 6 0.02 0.00 0.00 0.00 0.00 99.97 21:50:01 7 0.01 0.00 0.01 0.00 0.00 99.98 22:00:02 all 0.04 0.00 0.01 0.00 0.01 99.94 22:00:02 0 0.00 0.00 0.00 0.00 0.00 100.00 22:00:02 1 0.02 0.00 0.01 0.00 0.01 99.96 22:00:02 2 0.00 0.00 0.01 0.00 0.00 99.99 22:00:02 3 0.02 0.00 0.03 0.00 0.03 99.92 22:00:02 4 0.09 0.00 0.02 0.00 0.01 99.88 22:00:02 5 0.00 0.00 0.01 0.03 0.00 99.95 22:00:02 6 0.17 0.00 0.01 0.00 0.00 99.81 22:00:02 7 0.01 0.00 0.01 0.00 0.00 99.98 22:10:11 all 0.09 0.00 0.02 0.01 0.01 99.88 22:10:11 0 0.00 0.00 0.00 0.00 0.00 99.99 22:10:11 1 0.01 0.00 0.00 0.01 0.01 99.97 22:10:11 2 0.01 0.00 0.01 0.00 0.00 99.97 22:10:11 3 0.02 0.00 0.04 0.00 0.03 99.91 22:10:11 4 0.01 0.00 0.01 0.00 0.00 99.98 22:10:11 5 0.00 0.00 0.01 0.03 0.00 99.95 22:10:11 6 0.68 0.00 0.03 0.00 0.01 99.28 22:10:11 7 0.01 0.00 0.01 0.00 0.00 99.98 22:20:01 all 0.02 0.00 0.01 0.02 0.01 99.93 22:20:01 0 0.00 0.00 0.01 0.00 0.00 99.99 22:20:01 1 0.02 0.00 0.01 0.00 0.01 99.96 22:20:01 2 0.01 0.00 0.01 0.02 0.01 99.95 22:20:01 3 0.02 0.00 0.03 0.00 0.03 99.92 22:20:01 4 0.01 0.00 0.01 0.01 0.01 99.97 22:20:01 5 0.01 0.00 0.02 0.15 0.00 99.81 22:20:01 6 0.11 0.00 0.01 0.00 0.01 99.87 22:20:01 7 0.01 0.00 0.01 0.00 0.00 99.98 22:30:01 all 8.16 0.00 0.49 0.09 0.03 91.23 22:30:01 0 7.73 0.00 0.39 0.01 0.03 91.84 22:30:01 1 7.43 0.00 0.58 0.13 0.02 91.84 22:30:01 2 7.44 0.00 0.54 0.05 0.03 91.94 22:30:01 3 7.53 0.00 0.54 0.39 0.04 91.51 22:30:01 4 9.99 0.00 0.54 0.02 0.02 89.43 22:30:01 5 8.60 0.00 0.46 0.05 0.03 90.86 22:30:01 6 9.12 0.00 0.40 0.03 0.02 90.43 22:30:01 7 7.47 0.00 0.44 0.05 0.02 92.02 Average: all 1.22 0.00 0.08 0.02 0.01 98.67 Average: 0 1.19 0.00 0.06 0.00 0.01 98.73 Average: 1 1.14 0.00 0.09 0.03 0.01 98.73 Average: 2 1.07 0.00 0.09 0.01 0.01 98.82 Average: 3 1.09 0.00 0.10 0.06 0.02 98.73 Average: 4 1.49 0.00 0.09 0.00 0.01 98.41 Average: 5 1.24 0.00 0.08 0.04 0.01 98.62 Average: 6 1.45 0.00 0.07 0.00 0.01 98.47 Average: 7 1.08 0.00 0.07 0.01 0.00 98.84