---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-264117 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): 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 700 10696 4 4592 14946 Swap: 1023 1 1022 ---> 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:92:87:aa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.87/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79903sec preferred_lft 79903sec inet6 fe80::f816:3eff:fe92:87aa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:08:d7:58:63:b6 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::d008:d7ff:fe58:63b6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-264117) 03/08/26 _x86_64_ (4 CPU) 13:29:57 LINUX RESTART (4 CPU) 13:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:40:20 219.17 17.81 183.42 17.94 2516.66 48449.28 260565.84 13:50:13 58.29 23.52 32.96 1.82 296.12 1849.55 2774.61 14:00:02 10.92 0.06 10.16 0.71 1.97 395.98 1553.01 14:10:12 11.72 0.19 11.00 0.53 12.30 564.49 1346.70 14:20:18 17.58 0.03 16.75 0.80 1.72 537.31 629.97 14:30:03 5.78 0.01 5.50 0.27 0.38 196.44 128.92 14:40:19 5.85 0.01 5.65 0.19 1.03 165.94 87.43 14:50:12 5.01 0.00 4.93 0.08 0.31 78.38 47.79 15:00:01 4.98 0.00 4.83 0.15 0.14 152.63 14.23 15:10:27 9.03 0.01 8.55 0.47 0.95 609.86 349.41 Average: 35.40 4.18 28.88 2.35 290.24 5444.08 27526.60 13:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:40:20 156804 8739144 7180372 43.85 261104 8098352 9364276 53.75 2245244 13182540 1024 13:50:13 10098116 13492880 2441620 14.91 270312 3107884 3542936 20.34 2216784 3495528 9312 14:00:02 5261992 8683172 7251272 44.29 271768 3132448 8380904 48.11 2227728 8309892 364 14:10:12 11773256 15317936 620272 3.79 276464 3251232 1365672 7.84 2270124 1764476 10912 14:20:18 10072200 13694716 2243180 13.70 279320 3326244 3551980 20.39 2275976 3477264 13656 14:30:03 7827224 11467508 4468872 27.29 280120 3343212 5230344 30.02 2277448 5708240 348 14:40:19 6292876 9954772 5980964 36.53 280680 3364260 6812572 39.10 2279508 7239384 88 14:50:12 10079660 13761972 2175916 13.29 280980 3384376 3543820 20.34 2282252 3460372 19712 15:00:01 11182684 14888068 1050544 6.42 281388 3407040 1847344 10.60 2284408 2356740 21148 15:10:27 7483404 11316008 4620216 28.22 285616 3524744 5261396 30.20 2299528 6016236 152 Average: 8022822 12131618 3803323 23.23 276775 3793979 4890124 28.07 2265900 5501067 7672 13:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:40:20 lo 3.89 3.89 4.13 4.13 0.00 0.00 0.00 0.00 13:40:20 ens3 171.82 129.59 2088.77 17.83 0.00 0.00 0.00 0.00 13:40:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:13 lo 47.39 47.39 26.15 26.15 0.00 0.00 0.00 0.00 13:50:13 ens3 2.09 1.95 0.48 0.42 0.00 0.00 0.00 0.00 13:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:02 lo 32.02 32.02 14.21 14.21 0.00 0.00 0.00 0.00 14:00:02 ens3 0.93 0.73 0.20 0.16 0.00 0.00 0.00 0.00 14:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:12 lo 12.87 12.87 5.97 5.97 0.00 0.00 0.00 0.00 14:10:12 ens3 0.98 0.75 0.31 0.24 0.00 0.00 0.00 0.00 14:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:18 lo 17.06 17.06 8.40 8.40 0.00 0.00 0.00 0.00 14:20:18 ens3 0.81 0.68 0.19 0.15 0.00 0.00 0.00 0.00 14:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:03 lo 18.81 18.81 9.38 9.38 0.00 0.00 0.00 0.00 14:30:03 ens3 0.67 0.56 0.15 0.11 0.00 0.00 0.00 0.00 14:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:19 lo 28.25 28.25 11.58 11.58 0.00 0.00 0.00 0.00 14:40:19 ens3 0.62 0.49 0.14 0.11 0.00 0.00 0.00 0.00 14:40:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:12 lo 7.65 7.65 3.07 3.07 0.00 0.00 0.00 0.00 14:50:12 ens3 0.37 0.25 0.08 0.05 0.00 0.00 0.00 0.00 14:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:01 lo 18.14 18.14 10.67 10.67 0.00 0.00 0.00 0.00 15:00:01 ens3 0.64 0.51 0.16 0.12 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:27 lo 18.48 18.48 10.05 10.05 0.00 0.00 0.00 0.00 15:10:27 ens3 1.02 0.87 0.30 0.25 0.00 0.00 0.00 0.00 15:10:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.36 20.36 10.31 10.31 0.00 0.00 0.00 0.00 Average: ens3 18.51 14.02 215.35 2.00 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-4c-16g-264117) 03/08/26 _x86_64_ (4 CPU) 13:29:57 LINUX RESTART (4 CPU) 13:30:00 CPU %user %nice %system %iowait %steal %idle 13:40:20 all 47.78 0.00 2.80 0.78 0.08 48.56 13:40:20 0 50.21 0.00 2.79 0.49 0.08 46.43 13:40:20 1 45.54 0.00 2.74 0.38 0.08 51.26 13:40:20 2 48.08 0.00 2.81 1.79 0.08 47.23 13:40:20 3 47.29 0.00 2.84 0.46 0.08 49.33 13:50:13 all 59.44 0.00 2.23 0.09 0.09 38.15 13:50:13 0 59.07 0.00 2.20 0.07 0.09 38.56 13:50:13 1 59.94 0.00 2.22 0.07 0.09 37.67 13:50:13 2 58.88 0.00 2.33 0.10 0.09 38.59 13:50:13 3 59.85 0.00 2.16 0.12 0.10 37.78 14:00:02 all 26.74 0.00 1.09 0.04 0.09 72.04 14:00:02 0 26.04 0.00 1.11 0.06 0.09 72.71 14:00:02 1 27.01 0.00 1.05 0.04 0.10 71.80 14:00:02 2 27.32 0.00 1.22 0.03 0.09 71.33 14:00:02 3 26.58 0.00 0.99 0.02 0.09 72.32 14:10:12 all 16.07 0.00 0.63 0.06 0.09 83.16 14:10:12 0 16.21 0.00 0.61 0.01 0.08 83.08 14:10:12 1 16.38 0.00 0.66 0.04 0.09 82.82 14:10:12 2 16.77 0.00 0.65 0.15 0.08 82.35 14:10:12 3 14.92 0.00 0.58 0.02 0.09 84.39 14:20:18 all 26.84 0.00 0.82 0.05 0.08 72.21 14:20:18 0 26.27 0.00 0.82 0.02 0.08 72.82 14:20:18 1 26.93 0.00 0.81 0.05 0.08 72.13 14:20:18 2 26.79 0.00 0.75 0.05 0.09 72.33 14:20:18 3 27.38 0.00 0.91 0.08 0.08 71.56 14:30:03 all 11.45 0.00 0.58 0.10 0.06 87.81 14:30:03 0 11.18 0.00 0.61 0.08 0.05 88.08 14:30:03 1 11.72 0.00 0.61 0.05 0.06 87.56 14:30:03 2 11.58 0.00 0.60 0.10 0.06 87.66 14:30:03 3 11.33 0.00 0.50 0.18 0.06 87.94 14:40:19 all 10.45 0.00 0.53 0.02 0.06 88.93 14:40:19 0 10.59 0.00 0.42 0.01 0.06 88.92 14:40:19 1 10.42 0.00 0.49 0.03 0.06 88.99 14:40:19 2 10.56 0.00 0.60 0.01 0.06 88.76 14:40:19 3 10.24 0.00 0.59 0.04 0.06 89.06 14:50:12 all 4.07 0.00 0.38 0.01 0.06 95.48 14:50:12 0 3.92 0.00 0.38 0.02 0.06 95.62 14:50:12 1 4.17 0.00 0.41 0.02 0.06 95.34 14:50:12 2 4.11 0.00 0.38 0.01 0.06 95.44 14:50:12 3 4.09 0.00 0.35 0.00 0.06 95.51 15:00:01 all 8.06 0.00 0.34 0.02 0.07 91.52 15:00:01 0 8.03 0.00 0.33 0.03 0.06 91.55 15:00:01 1 7.79 0.00 0.37 0.01 0.07 91.76 15:00:01 2 8.19 0.00 0.37 0.02 0.06 91.36 15:00:01 3 8.24 0.00 0.27 0.00 0.07 91.42 15:10:27 all 18.11 0.00 0.62 0.04 0.07 81.15 15:10:27 0 18.06 0.00 0.66 0.06 0.08 81.14 15:10:27 1 18.89 0.00 0.62 0.03 0.08 80.39 15:10:27 2 18.09 0.00 0.62 0.03 0.07 81.18 15:10:27 3 17.42 0.00 0.59 0.02 0.07 81.89 Average: all 22.95 0.00 1.00 0.12 0.08 75.85 Average: 0 23.02 0.00 1.00 0.09 0.07 75.82 Average: 1 22.93 0.00 1.00 0.07 0.08 75.92 Average: 2 23.08 0.00 1.04 0.24 0.08 75.57 Average: 3 22.77 0.00 0.98 0.10 0.07 76.07