---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-12708 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: 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: 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 687 10805 3 4495 14958 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:88:bc:ce brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.244/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79872sec preferred_lft 79872sec inet6 fe80::f816:3eff:fe88:bcce/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:3c:da:16:99:55 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-12708) 12/11/25 _x86_64_ (4 CPU) 16:29:57 LINUX RESTART (4 CPU) 16:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:40:13 155.89 12.27 125.03 18.59 2051.01 45176.06 238717.66 16:50:21 73.82 23.58 47.67 2.57 345.26 4891.32 2207.01 17:00:01 13.12 0.13 12.19 0.80 4.41 428.22 1804.82 17:10:36 6.41 0.07 6.07 0.27 4.24 418.99 530.18 17:20:04 19.58 0.03 18.76 0.80 1.04 607.35 487.52 17:30:01 7.09 0.01 6.83 0.26 0.38 224.01 134.99 17:40:13 7.53 0.02 7.19 0.32 1.96 239.61 144.54 17:50:12 4.82 0.01 4.64 0.17 0.59 149.26 82.87 18:00:01 5.34 0.00 5.17 0.17 0.24 161.30 46.07 18:10:06 9.23 0.02 8.84 0.37 0.66 562.93 109.46 Average: 30.57 3.67 24.44 2.47 245.45 5378.95 24893.40 16:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:40:13 1950132 13406156 2514616 15.36 258404 10938296 3698144 21.23 2197576 11402908 773660 16:50:21 5961484 9270904 6662660 40.69 260204 3041784 7354088 42.21 2159892 7678356 2664 17:00:01 5910560 9250836 6684756 40.83 261872 3070768 8231848 47.25 2180412 7725460 496 17:10:36 8980296 12411596 3526452 21.54 265664 3158060 4350468 24.97 2200264 4647088 196 17:20:04 9399796 12914008 3024312 18.47 268672 3237968 3761908 21.59 2225400 4207544 300 17:30:01 7713276 11256380 4681036 28.59 269364 3266172 5331016 30.60 2227156 5884424 368 17:40:13 6612332 10192068 5745092 35.09 270264 3301896 6540608 37.54 2230184 6976656 152 17:50:12 6189948 9791932 6144888 37.53 270756 3323652 6810104 39.09 2233348 7387200 528 18:00:01 7808368 11433392 4504376 27.51 271480 3345972 5241216 30.08 2235544 5779860 284 18:10:06 7492228 11243124 4694684 28.67 275336 3465364 5431264 31.18 2249956 6079576 260 Average: 6801842 11117040 4818287 29.43 267202 4014993 5675066 32.57 2213973 6776907 77891 16:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:40:13 lo 3.15 3.15 2.38 2.38 0.00 0.00 0.00 0.00 16:40:13 ens3 206.53 145.35 2172.79 18.63 0.00 0.00 0.00 0.00 16:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:21 lo 46.20 46.20 27.13 27.13 0.00 0.00 0.00 0.00 16:50:21 ens3 2.49 2.05 0.57 1.43 0.00 0.00 0.00 0.00 16:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:01 lo 32.80 32.80 14.46 14.46 0.00 0.00 0.00 0.00 17:00:01 ens3 1.26 0.87 0.30 0.22 0.00 0.00 0.00 0.00 17:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:36 lo 8.89 8.89 4.06 4.06 0.00 0.00 0.00 0.00 17:10:36 ens3 0.75 0.49 0.23 0.17 0.00 0.00 0.00 0.00 17:10:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:04 lo 13.35 13.35 7.56 7.56 0.00 0.00 0.00 0.00 17:20:04 ens3 1.01 0.79 0.23 0.18 0.00 0.00 0.00 0.00 17:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 lo 19.79 19.79 9.41 9.41 0.00 0.00 0.00 0.00 17:30:01 ens3 0.78 0.62 0.18 0.14 0.00 0.00 0.00 0.00 17:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:13 lo 27.83 27.83 11.03 11.03 0.00 0.00 0.00 0.00 17:40:13 ens3 0.89 0.52 0.27 0.19 0.00 0.00 0.00 0.00 17:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:12 lo 21.57 21.57 10.76 10.76 0.00 0.00 0.00 0.00 17:50:12 ens3 0.72 0.56 0.15 0.12 0.00 0.00 0.00 0.00 17:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:01 lo 15.44 15.44 8.73 8.73 0.00 0.00 0.00 0.00 18:00:01 ens3 0.74 0.54 0.20 0.15 0.00 0.00 0.00 0.00 18:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:06 lo 14.31 14.31 7.70 7.70 0.00 0.00 0.00 0.00 18:10:06 ens3 0.91 0.75 0.29 0.22 0.00 0.00 0.00 0.00 18:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.28 20.28 10.29 10.29 0.00 0.00 0.00 0.00 Average: ens3 22.01 15.54 221.80 2.18 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-12708) 12/11/25 _x86_64_ (4 CPU) 16:29:57 LINUX RESTART (4 CPU) 16:30:00 CPU %user %nice %system %iowait %steal %idle 16:40:13 all 42.37 0.00 2.67 0.97 0.09 53.90 16:40:13 0 39.73 0.00 2.64 0.75 0.09 56.78 16:40:13 1 44.55 0.00 2.46 1.23 0.09 51.66 16:40:13 2 39.87 0.00 2.72 1.17 0.09 56.15 16:40:13 3 45.32 0.00 2.85 0.72 0.10 51.00 16:50:21 all 59.96 0.00 2.16 0.17 0.11 37.59 16:50:21 0 59.65 0.00 2.14 0.18 0.11 37.92 16:50:21 1 59.90 0.00 2.32 0.11 0.11 37.56 16:50:21 2 60.19 0.00 2.01 0.14 0.11 37.55 16:50:21 3 60.09 0.00 2.19 0.27 0.11 37.35 17:00:01 all 29.65 0.00 1.20 0.05 0.10 69.00 17:00:01 0 30.42 0.00 1.14 0.02 0.11 68.31 17:00:01 1 28.80 0.00 1.27 0.03 0.10 69.80 17:00:01 2 29.63 0.00 1.20 0.10 0.10 68.96 17:00:01 3 29.76 0.00 1.17 0.03 0.10 68.94 17:10:36 all 6.55 0.00 0.45 0.04 0.09 92.87 17:10:36 0 6.36 0.00 0.48 0.07 0.09 93.00 17:10:36 1 6.44 0.00 0.43 0.01 0.09 93.03 17:10:36 2 6.52 0.00 0.44 0.05 0.09 92.91 17:10:36 3 6.90 0.00 0.46 0.02 0.09 92.53 17:20:04 all 28.33 0.00 0.93 0.06 0.09 70.59 17:20:04 0 28.31 0.00 0.92 0.12 0.09 70.55 17:20:04 1 27.92 0.00 1.00 0.04 0.10 70.95 17:20:04 2 28.10 0.00 0.91 0.03 0.09 70.87 17:20:04 3 29.00 0.00 0.90 0.03 0.09 69.97 17:30:01 all 13.17 0.00 0.54 0.03 0.10 86.17 17:30:01 0 13.22 0.00 0.60 0.01 0.09 86.07 17:30:01 1 12.96 0.00 0.56 0.02 0.10 86.36 17:30:01 2 13.25 0.00 0.51 0.05 0.10 86.09 17:30:01 3 13.23 0.00 0.48 0.04 0.10 86.15 17:40:13 all 14.78 0.00 0.68 0.03 0.10 84.42 17:40:13 0 14.63 0.00 0.64 0.00 0.09 84.63 17:40:13 1 14.56 0.00 0.80 0.03 0.10 84.51 17:40:13 2 14.83 0.00 0.66 0.02 0.10 84.40 17:40:13 3 15.10 0.00 0.60 0.06 0.10 84.13 17:50:12 all 11.63 0.00 0.49 0.02 0.10 87.76 17:50:12 0 11.23 0.00 0.45 0.01 0.10 88.21 17:50:12 1 11.83 0.00 0.43 0.03 0.10 87.62 17:50:12 2 11.81 0.00 0.57 0.04 0.10 87.49 17:50:12 3 11.65 0.00 0.51 0.02 0.10 87.72 18:00:01 all 8.00 0.00 0.44 0.03 0.09 91.44 18:00:01 0 7.91 0.00 0.46 0.01 0.09 91.53 18:00:01 1 7.47 0.00 0.42 0.06 0.10 91.94 18:00:01 2 8.60 0.00 0.50 0.02 0.09 90.79 18:00:01 3 8.01 0.00 0.38 0.02 0.08 91.50 18:10:06 all 13.01 0.00 0.58 0.05 0.09 86.27 18:10:06 0 12.54 0.00 0.51 0.10 0.09 86.77 18:10:06 1 13.93 0.00 0.54 0.02 0.09 85.43 18:10:06 2 13.05 0.00 0.58 0.03 0.09 86.25 18:10:06 3 12.54 0.00 0.69 0.05 0.08 86.64 Average: all 22.68 0.00 1.02 0.15 0.10 76.06 Average: 0 22.32 0.00 1.00 0.13 0.09 76.45 Average: 1 22.79 0.00 1.02 0.16 0.10 75.93 Average: 2 22.51 0.00 1.01 0.17 0.10 76.21 Average: 3 23.10 0.00 1.03 0.13 0.10 75.65