---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-26445 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: 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 647 12557 4 2783 14998 Swap: 1023 88 935 ---> 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:01:1f:fa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.215/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79289sec preferred_lft 79289sec inet6 fe80::f816:3eff:fe01:1ffa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:9a:1f:22:7f:3a 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::d09a:1fff:fe22:7f3a/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-26445) 06/10/26 _x86_64_ (4 CPU) 12:21:23 LINUX RESTART (4 CPU) 12:30:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:40:10 82.20 23.99 55.13 3.08 1109.81 5356.23 3175.10 12:50:00 27.07 8.45 17.75 0.88 160.85 1018.54 910.62 13:00:01 8.49 0.40 7.77 0.32 19.72 270.57 740.30 13:10:06 20.00 0.45 18.70 0.85 12.31 855.07 772.41 13:20:12 9.35 0.23 8.75 0.37 8.44 286.76 168.54 13:30:12 4.54 0.10 4.30 0.15 3.20 129.49 117.63 13:40:12 4.59 0.07 4.36 0.15 2.57 155.43 104.11 13:50:13 5.67 0.25 5.26 0.16 7.53 160.62 66.51 14:00:12 9.71 0.78 8.58 0.35 27.29 591.02 127.64 14:10:42 5.81 0.24 5.45 0.12 7.89 162.03 66.90 Average: 17.66 3.46 13.56 0.64 135.07 894.09 621.54 12:30:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:10 5606468 7022828 8929752 54.54 188276 1415500 9763108 56.04 897860 9503196 171388 12:50:00 9799808 11259000 4695008 28.68 190960 1455140 5737540 32.93 993584 5234044 6072 13:00:01 8248972 9731680 6224248 38.02 191872 1477772 7042960 40.43 1002564 6763632 392 13:10:06 13773616 15430332 526368 3.21 198544 1642428 1365424 7.84 1060092 1189812 12788 13:20:12 9742280 11430592 4523960 27.63 199704 1672820 5365264 30.80 1064960 5220368 456 13:30:12 9764620 11471820 4482824 27.38 200308 1691128 5355548 30.74 1067172 5199976 268 13:40:12 8293164 10022088 5931720 36.23 200752 1712408 6732256 38.64 1069776 6657860 112 13:50:13 8208164 9960640 5993196 36.60 201460 1735220 6865832 39.41 1075608 6742300 420 14:00:12 9571912 11463072 4489040 27.42 205784 1865896 5335388 30.63 1090808 5356688 284 14:10:42 9509708 11427352 4524720 27.64 206504 1891592 5293460 30.38 1100976 5414964 188 Average: 9251871 10921940 5032084 30.73 198416 1655990 5885678 33.78 1042340 5728284 19237 12:30:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:40:10 lo 26.77 26.77 20.30 20.30 0.00 0.00 0.00 0.00 12:40:10 ens3 2.37 2.03 0.90 0.62 0.00 0.00 0.00 0.00 12:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:00 lo 49.81 49.81 21.30 21.30 0.00 0.00 0.00 0.00 12:50:00 ens3 2.35 2.95 0.40 1.56 0.00 0.00 0.00 0.00 12:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:01 lo 17.45 17.45 8.57 8.57 0.00 0.00 0.00 0.00 13:00:01 ens3 0.62 0.38 0.14 0.09 0.00 0.00 0.00 0.00 13:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:06 lo 12.36 12.36 6.29 6.29 0.00 0.00 0.00 0.00 13:10:06 ens3 1.09 1.07 0.29 0.25 0.00 0.00 0.00 0.00 13:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:12 lo 19.66 19.66 10.30 10.30 0.00 0.00 0.00 0.00 13:20:12 ens3 0.76 0.60 0.15 0.12 0.00 0.00 0.00 0.00 13:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:12 lo 16.59 16.59 6.20 6.20 0.00 0.00 0.00 0.00 13:30:12 ens3 0.51 0.37 0.10 0.08 0.00 0.00 0.00 0.00 13:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:12 lo 19.27 19.27 8.29 8.29 0.00 0.00 0.00 0.00 13:40:12 ens3 0.51 0.38 0.12 0.09 0.00 0.00 0.00 0.00 13:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:13 lo 18.87 18.87 10.00 10.00 0.00 0.00 0.00 0.00 13:50:13 ens3 0.67 0.58 0.14 0.11 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 14:00:12 lo 16.58 16.58 9.93 9.93 0.00 0.00 0.00 0.00 14:00:12 ens3 0.87 0.71 0.27 0.22 0.00 0.00 0.00 0.00 14:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:42 lo 9.61 9.61 4.40 4.40 0.00 0.00 0.00 0.00 14:10:42 ens3 0.52 0.38 0.11 0.08 0.00 0.00 0.00 0.00 14:10:42 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.59 20.59 10.51 10.51 0.00 0.00 0.00 0.00 Average: ens3 1.02 0.94 0.26 0.32 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-26445) 06/10/26 _x86_64_ (4 CPU) 12:21:23 LINUX RESTART (4 CPU) 12:30:10 CPU %user %nice %system %iowait %steal %idle 12:40:10 all 64.87 0.00 2.45 0.34 0.13 32.21 12:40:10 0 64.55 0.00 2.40 0.38 0.13 32.55 12:40:10 1 63.16 0.00 2.68 0.22 0.13 33.80 12:40:10 2 65.14 0.00 2.32 0.41 0.13 32.01 12:40:10 3 66.64 0.00 2.40 0.36 0.13 30.47 12:50:00 all 38.07 0.00 1.47 0.09 0.11 60.27 12:50:00 0 37.74 0.00 1.60 0.14 0.11 60.41 12:50:00 1 37.81 0.00 1.46 0.08 0.11 60.54 12:50:00 2 38.18 0.00 1.39 0.05 0.11 60.27 12:50:00 3 38.54 0.00 1.41 0.09 0.11 59.84 13:00:01 all 17.39 0.00 0.68 0.34 0.07 81.52 13:00:01 0 16.89 0.00 0.71 0.12 0.07 82.21 13:00:01 1 18.31 0.00 0.67 0.87 0.07 80.08 13:00:01 2 17.28 0.00 0.65 0.18 0.07 81.83 13:00:01 3 17.09 0.00 0.68 0.18 0.07 81.98 13:10:06 all 30.56 0.00 1.05 0.34 0.09 67.97 13:10:06 0 29.54 0.00 1.11 0.15 0.08 69.11 13:10:06 1 30.58 0.00 1.08 0.38 0.09 67.87 13:10:06 2 31.30 0.00 1.04 0.64 0.09 66.94 13:10:06 3 30.81 0.00 0.97 0.19 0.09 67.94 13:20:12 all 18.74 0.00 0.69 0.09 0.07 80.42 13:20:12 0 18.99 0.00 0.62 0.06 0.06 80.26 13:20:12 1 18.28 0.00 0.70 0.18 0.07 80.78 13:20:12 2 19.09 0.00 0.67 0.03 0.07 80.15 13:20:12 3 18.58 0.00 0.76 0.09 0.07 80.50 13:30:12 all 8.17 0.00 0.38 0.08 0.06 91.31 13:30:12 0 8.24 0.00 0.41 0.09 0.05 91.20 13:30:12 1 7.67 0.00 0.41 0.15 0.06 91.70 13:30:12 2 8.54 0.00 0.37 0.03 0.06 91.00 13:30:12 3 8.22 0.00 0.34 0.03 0.06 91.36 13:40:12 all 10.25 0.00 0.43 0.26 0.23 88.83 13:40:12 0 10.08 0.00 0.37 0.06 0.27 89.22 13:40:12 1 10.37 0.00 0.56 0.09 0.29 88.68 13:40:12 2 9.99 0.00 0.43 0.52 0.08 88.98 13:40:12 3 10.53 0.00 0.37 0.38 0.29 88.43 13:50:13 all 10.44 0.00 0.40 0.05 0.06 89.05 13:50:13 0 10.52 0.00 0.40 0.06 0.06 88.96 13:50:13 1 10.97 0.00 0.45 0.04 0.06 88.49 13:50:13 2 10.00 0.00 0.33 0.01 0.05 89.60 13:50:13 3 10.27 0.00 0.42 0.10 0.06 89.16 14:00:12 all 14.03 0.00 0.50 0.05 0.06 85.36 14:00:12 0 14.07 0.00 0.39 0.02 0.06 85.47 14:00:12 1 13.44 0.00 0.50 0.02 0.06 85.98 14:00:12 2 14.76 0.00 0.60 0.08 0.06 84.51 14:00:12 3 13.84 0.00 0.51 0.09 0.06 85.51 14:10:42 all 7.41 0.00 0.28 0.02 0.06 92.23 14:10:42 0 7.52 0.00 0.23 0.02 0.05 92.18 14:10:42 1 7.58 0.00 0.34 0.02 0.05 92.02 14:10:42 2 7.41 0.00 0.29 0.02 0.06 92.23 14:10:42 3 7.14 0.00 0.28 0.03 0.06 92.49 Average: all 21.91 0.00 0.83 0.17 0.09 77.00 Average: 0 21.73 0.00 0.82 0.11 0.09 77.24 Average: 1 21.73 0.00 0.88 0.20 0.10 77.08 Average: 2 22.10 0.00 0.80 0.19 0.08 76.82 Average: 3 22.08 0.00 0.81 0.15 0.10 76.86