---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-26158 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 691 12470 3 2827 14955 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:83:b8:12 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.111/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80026sec preferred_lft 80026sec inet6 fe80::f816:3eff:fe83:b812/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:0e:94:22:94:a2 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::a00e:94ff:fe22:94a2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-26158) 06/09/26 _x86_64_ (4 CPU) 09:58:48 LINUX RESTART (4 CPU) 10:00:30 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:09 129.41 9.73 114.43 5.26 864.68 40095.84 12406.14 10:20:01 56.48 19.12 35.49 1.88 980.24 1971.87 2588.56 10:30:09 16.85 2.73 13.37 0.76 56.67 654.07 747.81 10:40:09 33.52 0.30 17.15 16.07 5.96 442.96 209677.79 10:50:01 6.74 0.14 6.35 0.25 7.11 172.89 279.14 11:00:09 5.53 0.20 5.15 0.18 6.04 140.22 88.06 11:10:09 5.01 0.21 4.62 0.18 5.63 136.18 47.16 11:20:01 5.80 0.08 5.55 0.17 2.70 149.74 75.22 11:30:09 11.78 0.08 11.21 0.48 7.58 660.61 258.66 11:40:09 4.61 0.03 4.42 0.16 1.19 157.66 264.21 Average: 27.17 3.21 21.43 2.53 190.15 4334.65 22675.77 10:00:30 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:09 294204 7769060 8151536 49.79 261736 6998464 10430992 59.87 2258468 13017604 2648 10:20:01 3476344 5171352 10769580 65.78 266128 1547544 12626956 72.48 1038596 11416692 1244 10:30:09 11239404 13048516 2897856 17.70 270724 1656128 3768436 21.63 1101652 3619012 180 10:40:09 11565980 13438768 2507816 15.32 275740 1714784 3704168 21.26 1126736 3260124 9316 10:50:01 9350840 11237388 4707864 28.75 276732 1727504 5423868 31.13 1130356 5458636 240 11:00:09 9542016 11443528 4501704 27.49 277280 1741932 5301204 30.43 1133396 5269320 192 11:10:09 7829208 9748612 6195740 37.84 277812 1759292 6975964 40.04 1137016 6983532 144 11:20:01 7921280 9859080 6085436 37.17 278408 1777056 6890080 39.55 1141140 6885640 268 11:30:09 9347400 11436052 4509376 27.54 283108 1916880 5301892 30.43 1158468 5444460 252 11:40:09 8298724 10413464 5531384 33.78 283780 1942256 6166916 35.40 1169860 6468656 472 Average: 7886540 10356582 5585829 34.12 275145 2278184 6659048 38.22 1239569 6782368 1496 10:00:30 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:09 lo 5.01 5.01 5.31 5.31 0.00 0.00 0.00 0.00 10:10:09 ens3 122.60 95.79 1929.29 10.76 0.00 0.00 0.00 0.00 10:10:09 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 39.74 39.74 24.91 24.91 0.00 0.00 0.00 0.00 10:20:01 ens3 2.01 1.80 0.47 0.41 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:09 lo 40.72 40.72 15.83 15.83 0.00 0.00 0.00 0.00 10:30:09 ens3 1.89 1.69 0.39 1.26 0.00 0.00 0.00 0.00 10:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:09 lo 12.09 12.09 6.88 6.88 0.00 0.00 0.00 0.00 10:40:09 ens3 0.90 0.74 0.20 0.16 0.00 0.00 0.00 0.00 10:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 lo 19.94 19.94 9.57 9.57 0.00 0.00 0.00 0.00 10:50:01 ens3 0.70 0.56 0.15 0.11 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:09 lo 19.13 19.13 6.58 6.58 0.00 0.00 0.00 0.00 11:00:09 ens3 0.46 0.33 0.11 0.08 0.00 0.00 0.00 0.00 11:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:09 lo 24.27 24.27 11.08 11.08 0.00 0.00 0.00 0.00 11:10:09 ens3 0.89 0.56 0.23 0.16 0.00 0.00 0.00 0.00 11:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:01 lo 12.03 12.03 7.62 7.62 0.00 0.00 0.00 0.00 11:20:01 ens3 0.79 0.47 0.21 0.15 0.00 0.00 0.00 0.00 11:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:09 lo 18.54 18.54 10.64 10.64 0.00 0.00 0.00 0.00 11:30:09 ens3 0.99 0.81 0.27 0.22 0.00 0.00 0.00 0.00 11:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:09 lo 30.93 30.93 12.18 12.18 0.00 0.00 0.00 0.00 11:40:09 ens3 0.85 0.69 0.19 0.15 0.00 0.00 0.00 0.00 11:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.31 22.31 11.07 11.07 0.00 0.00 0.00 0.00 Average: ens3 12.83 10.05 187.19 1.32 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-26158) 06/09/26 _x86_64_ (4 CPU) 09:58:48 LINUX RESTART (4 CPU) 10:00:30 CPU %user %nice %system %iowait %steal %idle 10:10:09 all 53.90 0.00 2.79 0.48 0.11 42.72 10:10:09 0 54.91 0.00 2.85 0.63 0.11 41.49 10:10:09 1 52.74 0.00 2.73 0.32 0.11 44.09 10:10:09 2 55.06 0.00 2.89 0.57 0.11 41.38 10:10:09 3 52.89 0.00 2.68 0.40 0.11 43.92 10:20:01 all 62.05 0.00 2.35 0.16 0.13 35.31 10:20:01 0 61.89 0.00 2.23 0.10 0.13 35.64 10:20:01 1 62.87 0.00 2.37 0.14 0.13 34.49 10:20:01 2 61.85 0.00 2.39 0.21 0.13 35.43 10:20:01 3 61.58 0.00 2.40 0.21 0.12 35.69 10:30:09 all 27.76 0.00 1.31 0.07 0.11 70.76 10:30:09 0 27.87 0.00 1.28 0.05 0.11 70.70 10:30:09 1 28.32 0.00 1.22 0.06 0.10 70.29 10:30:09 2 27.83 0.00 1.43 0.09 0.11 70.53 10:30:09 3 27.01 0.00 1.31 0.07 0.11 71.50 10:40:09 all 30.36 0.00 1.09 0.06 0.10 68.40 10:40:09 0 29.89 0.00 1.13 0.03 0.10 68.86 10:40:09 1 31.15 0.00 1.16 0.09 0.10 67.50 10:40:09 2 29.34 0.00 1.02 0.04 0.09 69.51 10:40:09 3 31.07 0.00 1.04 0.08 0.09 67.72 10:50:01 all 11.91 0.00 0.51 0.03 0.08 87.48 10:50:01 0 12.45 0.00 0.46 0.01 0.07 87.02 10:50:01 1 12.16 0.00 0.54 0.01 0.08 87.21 10:50:01 2 11.82 0.00 0.50 0.05 0.08 87.55 10:50:01 3 11.22 0.00 0.53 0.03 0.08 88.14 11:00:09 all 8.16 0.00 0.37 0.02 0.07 91.37 11:00:09 0 8.04 0.00 0.32 0.04 0.06 91.54 11:00:09 1 8.04 0.00 0.41 0.01 0.08 91.46 11:00:09 2 8.20 0.00 0.39 0.01 0.08 91.32 11:00:09 3 8.37 0.00 0.37 0.02 0.07 91.17 11:10:09 all 11.27 0.00 0.55 0.02 0.08 88.08 11:10:09 0 11.38 0.00 0.46 0.02 0.08 88.06 11:10:09 1 11.72 0.00 0.65 0.02 0.08 87.52 11:10:09 2 11.55 0.00 0.60 0.01 0.08 87.76 11:10:09 3 10.43 0.00 0.49 0.03 0.08 88.98 11:20:01 all 10.29 0.00 0.50 0.02 0.08 89.10 11:20:01 0 10.39 0.00 0.49 0.01 0.07 89.05 11:20:01 1 10.63 0.00 0.56 0.05 0.08 88.67 11:20:01 2 10.50 0.00 0.54 0.01 0.08 88.87 11:20:01 3 9.66 0.00 0.42 0.03 0.08 89.82 11:30:09 all 19.50 0.00 0.73 0.05 0.08 79.64 11:30:09 0 19.15 0.00 0.65 0.04 0.07 80.09 11:30:09 1 19.25 0.00 0.80 0.08 0.09 79.78 11:30:09 2 19.57 0.00 0.72 0.03 0.09 79.59 11:30:09 3 20.04 0.00 0.74 0.04 0.08 79.10 11:40:09 all 11.04 0.00 0.57 0.02 0.08 88.29 11:40:09 0 10.69 0.00 0.51 0.02 0.08 88.70 11:40:09 1 10.33 0.00 0.58 0.01 0.08 89.00 11:40:09 2 11.72 0.00 0.59 0.01 0.09 87.59 11:40:09 3 11.42 0.00 0.60 0.03 0.08 87.87 Average: all 24.48 0.00 1.07 0.09 0.09 74.26 Average: 0 24.51 0.00 1.03 0.09 0.09 74.28 Average: 1 24.58 0.00 1.10 0.08 0.09 74.15 Average: 2 24.60 0.00 1.10 0.10 0.09 74.10 Average: 3 24.24 0.00 1.05 0.09 0.09 74.52