---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-16724 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 721 12200 4 3066 14924 Swap: 1023 24 999 ---> 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:46:65:60 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.73/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79907sec preferred_lft 79907sec inet6 fe80::f816:3eff:fe46:6560/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:f1:fc:c8:05:ba 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::40f1:fcff:fec8:5ba/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-16724) 05/19/26 _x86_64_ (4 CPU) 07:48:55 LINUX RESTART (4 CPU) 07:50:29 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:09 130.28 9.52 114.47 6.29 865.77 39469.54 13513.55 08:10:01 58.73 26.46 30.65 1.62 1012.95 1778.12 1982.61 08:20:31 11.87 0.67 10.59 0.61 27.03 349.96 895.46 08:30:06 13.18 0.12 12.49 0.57 2.88 598.39 798.27 08:40:14 31.82 0.14 15.56 16.13 4.38 498.17 206704.38 08:50:35 7.16 0.03 6.81 0.31 1.01 208.11 231.84 09:00:12 3.17 0.04 3.09 0.04 0.90 60.43 5.71 09:10:35 7.51 0.01 7.16 0.34 1.12 255.33 204.08 09:20:35 5.19 0.14 4.88 0.18 3.00 157.59 59.55 09:30:09 10.93 0.44 10.08 0.41 9.71 592.84 370.23 Average: 27.61 3.70 21.25 2.66 189.39 4277.57 22811.46 07:50:29 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:09 2325148 6816532 9109760 55.64 261468 4116260 10944152 62.82 1992648 11369616 2780 08:10:01 1712708 3524372 12414560 75.82 266652 1658872 13704628 78.66 1204596 13010804 400 08:20:31 7561876 9411388 6532720 39.90 268100 1695092 7971680 45.76 1226476 7162728 360 08:30:06 9890488 11851132 4093700 25.00 272516 1800576 5028476 28.86 1275472 4777772 492 08:40:14 9556932 11595868 4348684 26.56 275528 1875760 5102492 29.29 1288600 5091952 204 08:50:35 9511248 11580900 4363844 26.65 276336 1905644 5150908 29.57 1290880 5137624 236 09:00:12 13229812 15321008 625024 3.82 276644 1926896 1350144 7.75 1292728 1431076 17736 09:10:35 7931564 10045784 5897952 36.02 277676 1948860 6694792 38.43 1297200 6710924 280 09:20:35 9379076 11517732 4426776 27.04 278376 1972600 5143744 29.53 1300400 5273016 296 09:30:09 9041540 11312140 4632348 28.29 282044 2095600 5216752 29.94 1316496 5562224 0 Average: 8014039 10297686 5644537 34.47 273534 2099616 6630777 38.06 1348550 6552774 2278 07:50:29 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:09 lo 7.18 7.18 7.64 7.64 0.00 0.00 0.00 0.00 08:00:09 ens3 149.18 109.14 2002.68 11.79 0.00 0.00 0.00 0.00 08:00:09 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 44.39 44.39 25.42 25.42 0.00 0.00 0.00 0.00 08:10:01 ens3 2.92 2.46 0.71 1.70 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:31 lo 32.72 32.72 13.18 13.18 0.00 0.00 0.00 0.00 08:20:31 ens3 1.30 0.94 0.30 0.23 0.00 0.00 0.00 0.00 08:20:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:06 lo 13.42 13.42 7.04 7.04 0.00 0.00 0.00 0.00 08:30:06 ens3 0.74 0.57 0.20 0.15 0.00 0.00 0.00 0.00 08:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:14 lo 15.46 15.46 8.32 8.32 0.00 0.00 0.00 0.00 08:40:14 ens3 1.10 0.87 0.28 0.22 0.00 0.00 0.00 0.00 08:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:35 lo 18.27 18.27 8.95 8.95 0.00 0.00 0.00 0.00 08:50:35 ens3 0.68 0.64 0.14 0.12 0.00 0.00 0.00 0.00 08:50:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:12 lo 23.97 23.97 7.83 7.83 0.00 0.00 0.00 0.00 09:00:12 ens3 0.42 0.32 0.11 0.08 0.00 0.00 0.00 0.00 09:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:35 lo 19.82 19.82 10.98 10.98 0.00 0.00 0.00 0.00 09:10:35 ens3 0.71 0.71 0.14 0.12 0.00 0.00 0.00 0.00 09:10:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:35 lo 16.48 16.48 9.51 9.51 0.00 0.00 0.00 0.00 09:20:35 ens3 0.73 0.56 0.19 0.14 0.00 0.00 0.00 0.00 09:20:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:09 lo 20.49 20.49 9.97 9.97 0.00 0.00 0.00 0.00 09:30:09 ens3 1.00 0.86 0.28 0.23 0.00 0.00 0.00 0.00 09:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.29 21.29 10.91 10.91 0.00 0.00 0.00 0.00 Average: ens3 15.44 11.39 194.56 1.44 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-16724) 05/19/26 _x86_64_ (4 CPU) 07:48:55 LINUX RESTART (4 CPU) 07:50:29 CPU %user %nice %system %iowait %steal %idle 08:00:09 all 56.88 0.00 3.06 0.42 0.12 39.52 08:00:09 0 55.17 0.00 2.72 0.42 0.13 41.56 08:00:09 1 55.91 0.00 3.04 0.44 0.12 40.50 08:00:09 2 58.14 0.00 3.39 0.32 0.13 38.02 08:00:09 3 58.29 0.00 3.09 0.48 0.13 38.01 08:10:01 all 57.96 0.00 2.18 0.17 0.14 39.56 08:10:01 0 57.42 0.00 2.24 0.15 0.14 40.05 08:10:01 1 58.56 0.00 2.24 0.11 0.14 38.95 08:10:01 2 58.35 0.00 2.11 0.23 0.14 39.17 08:10:01 3 57.49 0.00 2.13 0.17 0.14 40.08 08:20:31 all 25.37 0.00 1.11 0.05 0.10 73.37 08:20:31 0 25.66 0.00 1.05 0.04 0.10 73.15 08:20:31 1 25.82 0.00 1.11 0.06 0.11 72.91 08:20:31 2 24.27 0.00 1.07 0.04 0.10 74.53 08:20:31 3 25.73 0.00 1.23 0.04 0.10 72.89 08:30:06 all 17.76 0.00 0.67 0.04 0.08 81.44 08:30:06 0 17.15 0.00 0.62 0.01 0.08 82.15 08:30:06 1 17.19 0.00 0.64 0.04 0.09 82.04 08:30:06 2 18.05 0.00 0.78 0.11 0.09 80.97 08:30:06 3 18.67 0.00 0.62 0.02 0.08 80.61 08:40:14 all 24.87 0.00 0.79 0.07 0.09 74.18 08:40:14 0 24.61 0.00 0.81 0.14 0.08 74.36 08:40:14 1 24.72 0.00 0.79 0.10 0.10 74.29 08:40:14 2 25.93 0.00 0.72 0.04 0.08 73.22 08:40:14 3 24.22 0.00 0.82 0.01 0.09 74.86 08:50:35 all 12.78 0.00 0.50 0.03 0.08 86.60 08:50:35 0 12.51 0.00 0.44 0.01 0.08 86.96 08:50:35 1 13.11 0.00 0.47 0.05 0.09 86.28 08:50:35 2 12.74 0.00 0.59 0.03 0.08 86.56 08:50:35 3 12.76 0.00 0.53 0.03 0.08 86.61 09:00:12 all 3.64 0.00 0.39 0.11 0.06 95.79 09:00:12 0 3.08 0.00 0.31 0.08 0.07 96.46 09:00:12 1 3.95 0.00 0.44 0.11 0.06 95.43 09:00:12 2 3.98 0.00 0.45 0.15 0.06 95.36 09:00:12 3 3.55 0.00 0.36 0.11 0.06 95.91 09:10:35 all 16.99 0.00 0.69 0.04 0.09 82.19 09:10:35 0 17.08 0.00 0.64 0.03 0.09 82.17 09:10:35 1 16.89 0.00 0.65 0.02 0.09 82.35 09:10:35 2 17.08 0.00 0.77 0.02 0.09 82.04 09:10:35 3 16.90 0.00 0.69 0.10 0.09 82.21 09:20:35 all 9.08 0.00 0.50 0.05 0.07 90.30 09:20:35 0 9.03 0.00 0.51 0.07 0.07 90.32 09:20:35 1 9.27 0.00 0.48 0.10 0.07 90.08 09:20:35 2 9.18 0.00 0.50 0.01 0.07 90.24 09:20:35 3 8.83 0.00 0.51 0.03 0.07 90.55 09:30:09 all 15.75 0.00 0.54 0.07 0.08 83.56 09:30:09 0 15.86 0.00 0.46 0.01 0.08 83.60 09:30:09 1 16.42 0.00 0.67 0.11 0.09 82.71 09:30:09 2 15.85 0.00 0.46 0.13 0.08 83.48 09:30:09 3 14.86 0.00 0.58 0.03 0.08 84.45 Average: all 24.04 0.00 1.04 0.10 0.09 74.73 Average: 0 23.70 0.00 0.98 0.10 0.09 75.13 Average: 1 24.12 0.00 1.04 0.11 0.10 74.63 Average: 2 24.27 0.00 1.08 0.11 0.09 74.45 Average: 3 24.06 0.00 1.05 0.10 0.09 74.70