---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-12660 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 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 60G 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 10510 4 4769 14937 Swap: 1023 11 1012 ---> 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:a6:7b:87 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.235/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80329sec preferred_lft 80329sec inet6 fe80::f816:3eff:fea6:7b87/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:92:00:ac:35:af 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-12660) 12/11/25 _x86_64_ (4 CPU) 14:26:05 LINUX RESTART (4 CPU) 14:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:40:01 138.28 22.43 97.59 18.25 948.49 31690.16 250137.07 14:50:01 28.78 3.65 23.95 1.18 42.97 1214.66 1656.42 15:00:00 14.12 0.24 13.16 0.71 3.63 632.09 1292.86 15:10:01 18.04 0.05 17.19 0.80 1.20 496.53 330.34 15:20:01 5.06 0.09 4.82 0.15 1.15 117.48 73.26 15:30:12 4.70 0.05 4.48 0.17 0.58 119.64 57.11 15:40:01 7.19 0.04 6.81 0.34 1.83 219.37 185.41 15:50:01 4.64 0.02 4.45 0.17 0.28 136.78 56.66 16:00:13 10.14 0.02 9.73 0.39 0.84 533.04 116.44 Average: 25.55 2.94 20.17 2.45 110.45 3881.57 28009.82 14:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:40:01 157868 4331864 11597552 70.83 266828 3844124 13158820 75.53 2183728 13394184 181060 14:50:01 2641732 6440732 9491332 57.97 269888 3487380 11064360 63.51 2271668 10853984 612 15:00:00 5254196 9158336 6774260 41.37 274388 3585708 7582392 43.52 2301684 8216592 400 15:10:01 7675080 11641080 4294048 26.23 277636 3644188 5130908 29.45 2318212 5773448 480 15:20:01 7349088 11327308 4607392 28.14 278344 3655708 5312236 30.49 2319752 6121484 392 15:30:12 7191948 11184448 4750148 29.01 278940 3669416 5414264 31.08 2321104 6269352 264 15:40:01 6215932 10238348 5695968 34.79 279788 3698468 6548464 37.59 2325868 7244872 520 15:50:01 7597976 11638912 4296184 26.24 280192 3716536 5083688 29.18 2327932 5862552 144 16:00:13 7285300 11446828 4487496 27.41 284140 3827504 5181436 29.74 2342376 6157564 244 Average: 5707680 9711984 6221598 38.00 276683 3681004 7164063 41.12 2301369 7766004 20457 14:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:40:01 lo 13.63 13.63 13.58 13.58 0.00 0.00 0.00 0.00 14:40:01 ens3 48.11 33.66 918.53 3.82 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:01 lo 34.56 34.56 16.67 16.67 0.00 0.00 0.00 0.00 14:50:01 ens3 1.78 1.64 0.40 1.03 0.00 0.00 0.00 0.00 14:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:00 lo 30.58 30.58 12.48 12.48 0.00 0.00 0.00 0.00 15:00:00 ens3 1.48 1.10 0.44 0.65 0.00 0.00 0.00 0.00 15:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 lo 16.34 16.34 8.47 8.47 0.00 0.00 0.00 0.00 15:10:01 ens3 0.95 0.85 0.22 0.18 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:01 lo 19.92 19.92 9.51 9.51 0.00 0.00 0.00 0.00 15:20:01 ens3 1.24 0.72 0.42 0.30 0.00 0.00 0.00 0.00 15:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:12 lo 24.24 24.24 8.21 8.21 0.00 0.00 0.00 0.00 15:30:12 ens3 0.47 0.33 0.11 0.08 0.00 0.00 0.00 0.00 15:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 lo 18.73 18.73 10.81 10.81 0.00 0.00 0.00 0.00 15:40:01 ens3 0.92 0.61 0.22 0.16 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:01 lo 17.83 17.83 10.13 10.13 0.00 0.00 0.00 0.00 15:50:01 ens3 0.93 0.62 0.26 0.19 0.00 0.00 0.00 0.00 15:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:13 lo 19.87 19.87 9.63 9.63 0.00 0.00 0.00 0.00 16:00:13 ens3 1.20 0.95 0.37 0.29 0.00 0.00 0.00 0.00 16:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.75 21.75 11.04 11.04 0.00 0.00 0.00 0.00 Average: ens3 6.30 4.47 101.59 0.74 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-12660) 12/11/25 _x86_64_ (4 CPU) 14:26:05 LINUX RESTART (4 CPU) 14:30:04 CPU %user %nice %system %iowait %steal %idle 14:40:01 all 50.01 0.00 2.35 2.35 0.11 45.19 14:40:01 0 49.72 0.00 2.23 1.08 0.11 46.86 14:40:01 1 49.15 0.00 2.42 3.15 0.10 45.18 14:40:01 2 48.98 0.00 2.36 2.77 0.10 45.78 14:40:01 3 52.19 0.00 2.38 2.39 0.11 42.93 14:50:01 all 43.43 0.00 1.76 0.09 0.11 54.61 14:50:01 0 43.20 0.00 1.85 0.05 0.11 54.78 14:50:01 1 43.90 0.00 1.63 0.07 0.11 54.29 14:50:01 2 42.54 0.00 1.93 0.13 0.11 55.30 14:50:01 3 44.08 0.00 1.62 0.12 0.11 54.07 15:00:00 all 23.87 0.00 0.91 0.29 0.12 74.81 15:00:00 0 23.55 0.00 0.92 0.16 0.11 75.26 15:00:00 1 24.65 0.00 0.94 0.67 0.11 73.63 15:00:00 2 23.96 0.00 0.97 0.29 0.13 74.65 15:00:00 3 23.32 0.00 0.83 0.06 0.11 75.68 15:10:01 all 28.34 0.00 0.97 0.22 0.10 70.37 15:10:01 0 27.46 0.00 0.97 0.37 0.10 71.09 15:10:01 1 28.87 0.00 0.98 0.15 0.10 69.91 15:10:01 2 28.29 0.00 0.93 0.18 0.10 70.50 15:10:01 3 28.75 0.00 1.01 0.18 0.10 69.97 15:20:01 all 8.15 0.00 0.45 0.05 0.10 91.26 15:20:01 0 8.03 0.00 0.38 0.08 0.09 91.42 15:20:01 1 8.15 0.00 0.42 0.07 0.10 91.27 15:20:01 2 8.25 0.00 0.47 0.02 0.10 91.17 15:20:01 3 8.15 0.00 0.51 0.04 0.11 91.18 15:30:12 all 7.61 0.00 0.52 0.03 0.09 91.75 15:30:12 0 7.62 0.00 0.50 0.02 0.09 91.77 15:30:12 1 7.57 0.00 0.53 0.02 0.10 91.78 15:30:12 2 7.38 0.00 0.59 0.02 0.10 91.91 15:30:12 3 7.86 0.00 0.45 0.06 0.08 91.55 15:40:01 all 15.86 0.00 0.68 0.04 0.10 83.32 15:40:01 0 15.26 0.00 0.69 0.02 0.10 83.93 15:40:01 1 15.89 0.00 0.70 0.04 0.10 83.26 15:40:01 2 16.34 0.00 0.63 0.07 0.10 82.86 15:40:01 3 15.95 0.00 0.71 0.02 0.09 83.23 15:50:01 all 8.38 0.00 0.47 0.03 0.10 91.03 15:50:01 0 8.29 0.00 0.48 0.06 0.10 91.08 15:50:01 1 8.55 0.00 0.43 0.01 0.09 90.92 15:50:01 2 8.16 0.00 0.57 0.03 0.11 91.13 15:50:01 3 8.51 0.00 0.38 0.02 0.09 90.99 16:00:13 all 13.40 0.00 0.56 0.07 0.10 85.87 16:00:13 0 12.82 0.00 0.57 0.10 0.09 86.42 16:00:13 1 14.49 0.00 0.59 0.09 0.09 84.74 16:00:13 2 13.07 0.00 0.50 0.05 0.10 86.29 16:00:13 3 13.23 0.00 0.60 0.03 0.10 86.04 Average: all 22.05 0.00 0.96 0.35 0.10 76.54 Average: 0 21.71 0.00 0.95 0.21 0.10 77.02 Average: 1 22.30 0.00 0.96 0.47 0.10 76.17 Average: 2 21.82 0.00 0.99 0.39 0.11 76.69 Average: 3 22.38 0.00 0.94 0.32 0.10 76.26