---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-38768 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 17G 61G 22% / 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 745 6831 3 8412 14901 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:0f:f5:55 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.117/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79702sec preferred_lft 79702sec inet6 fe80::f816:3eff:fe0f:f555/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:e9:ca:55:c4:b7 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::f0e9:caff:fe55:c4b7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-4c-16g-38768) 08/19/26 _x86_64_ (4 CPU) 10:21:54 LINUX RESTART (4 CPU) 10:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:40:14 30.54 0.94 14.59 15.02 80.71 1336.89 213881.85 10:50:00 7.06 0.00 6.78 0.28 0.03 180.01 788.39 11:00:01 7.42 0.71 6.17 0.53 8.12 265.30 566.35 11:10:00 44.50 0.10 42.46 1.94 6.35 3206.53 1124.21 11:20:01 14.15 0.00 13.46 0.68 0.11 401.44 696.33 11:30:02 4.69 0.00 4.54 0.15 0.00 135.22 53.81 11:40:01 5.11 0.00 4.91 0.20 0.01 165.93 80.39 11:50:19 5.10 0.00 4.88 0.23 0.00 161.90 904.93 12:00:03 10.76 0.00 10.26 0.49 0.03 599.85 505.59 12:10:01 8.13 0.00 7.79 0.34 0.00 318.41 166.16 Average: 13.77 0.18 11.58 2.02 9.70 677.90 22324.72 10:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:40:14 3029544 11189640 4739476 28.95 229924 7770540 5458216 31.33 1950700 10669340 124 10:50:00 6288292 14461464 1469724 8.98 231004 7782332 2240264 12.86 1968812 7422516 5948 11:00:01 6901920 15261116 669524 4.09 238012 7950044 1431680 8.22 1981512 6772032 159884 11:10:00 6111464 13575020 2354160 14.38 254680 7048312 3074776 17.65 2196872 7356972 1000 11:20:01 3868760 11384888 4544260 27.75 257156 7097976 5253624 30.16 2206860 9586180 416 11:30:02 3862128 11396996 4532340 27.68 257792 7116076 5309940 30.48 2208444 9596248 548 11:40:01 2237096 9796924 6131416 37.45 258436 7140280 6851908 39.33 2210564 11173064 368 11:50:19 2214512 9799252 6128952 37.43 259176 7164436 6822656 39.16 2214108 11215740 200 12:00:03 3581592 11300644 4628176 28.27 263392 7287564 5349048 30.70 2222032 9845444 392 12:10:01 2727272 10503900 5424592 33.13 264376 7342864 6118764 35.12 2241416 10653332 356 Average: 4082258 11866984 4062262 24.81 251395 7370042 4791088 27.50 2140132 9429087 16924 10:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:40:14 lo 9.93 9.93 7.42 7.42 0.00 0.00 0.00 0.00 10:40:14 ens3 0.64 0.52 0.17 0.14 0.00 0.00 0.00 0.00 10:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:00 lo 14.17 14.17 7.00 7.00 0.00 0.00 0.00 0.00 10:50:00 ens3 0.63 0.53 0.13 0.10 0.00 0.00 0.00 0.00 10:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 11.74 11.74 7.16 7.16 0.00 0.00 0.00 0.00 11:00:01 ens3 0.92 0.76 0.26 0.92 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:00 lo 25.38 25.38 19.36 19.36 0.00 0.00 0.00 0.00 11:10:00 ens3 2.01 1.74 0.51 0.57 0.00 0.00 0.00 0.00 11:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:01 lo 23.27 23.27 11.75 11.75 0.00 0.00 0.00 0.00 11:20:01 ens3 0.93 0.83 0.21 0.17 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 11:30:02 lo 11.61 11.61 5.63 5.63 0.00 0.00 0.00 0.00 11:30:02 ens3 0.73 0.51 0.22 0.15 0.00 0.00 0.00 0.00 11:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 lo 29.58 29.58 11.95 11.95 0.00 0.00 0.00 0.00 11:40:01 ens3 0.61 0.49 0.14 0.11 0.00 0.00 0.00 0.00 11:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:19 lo 19.69 19.69 10.70 10.70 0.00 0.00 0.00 0.00 11:50:19 ens3 0.65 0.65 0.14 0.12 0.00 0.00 0.00 0.00 11:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:03 lo 16.36 16.36 9.66 9.66 0.00 0.00 0.00 0.00 12:00:03 ens3 0.82 0.70 0.23 0.18 0.00 0.00 0.00 0.00 12:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 lo 23.97 23.97 10.57 10.57 0.00 0.00 0.00 0.00 12:10:01 ens3 0.79 0.67 0.17 0.14 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.57 18.57 10.12 10.12 0.00 0.00 0.00 0.00 Average: ens3 0.87 0.74 0.22 0.26 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-16g-38768) 08/19/26 _x86_64_ (4 CPU) 10:21:54 LINUX RESTART (4 CPU) 10:30:02 CPU %user %nice %system %iowait %steal %idle 10:40:14 all 21.86 0.00 1.00 0.51 0.08 76.55 10:40:14 0 22.72 0.00 0.99 0.95 0.09 75.25 10:40:14 1 21.81 0.00 1.00 0.72 0.08 76.38 10:40:14 2 21.92 0.00 0.98 0.08 0.08 76.94 10:40:14 3 20.97 0.00 1.02 0.31 0.08 77.62 10:50:00 all 12.37 0.00 0.62 0.02 0.08 86.91 10:50:00 0 12.76 0.00 0.62 0.02 0.08 86.52 10:50:00 1 12.09 0.00 0.58 0.00 0.08 87.25 10:50:00 2 12.54 0.00 0.66 0.03 0.08 86.69 10:50:00 3 12.09 0.00 0.64 0.02 0.07 87.17 11:00:01 all 15.64 0.00 0.72 0.04 0.09 83.51 11:00:01 0 15.27 0.00 0.66 0.06 0.12 83.89 11:00:01 1 15.79 0.00 0.85 0.04 0.08 83.24 11:00:01 2 15.40 0.00 0.68 0.02 0.08 83.83 11:00:01 3 16.12 0.00 0.69 0.03 0.08 83.09 11:10:00 all 55.63 0.00 1.81 0.12 0.12 42.32 11:10:00 0 55.90 0.00 1.84 0.18 0.11 41.97 11:10:00 1 55.93 0.00 1.75 0.14 0.12 42.07 11:10:00 2 55.95 0.00 1.81 0.07 0.11 42.07 11:10:00 3 54.76 0.00 1.86 0.10 0.12 43.16 11:20:01 all 26.42 0.00 0.94 0.04 0.10 72.51 11:20:01 0 26.26 0.00 0.99 0.03 0.10 72.63 11:20:01 1 26.80 0.00 0.91 0.04 0.09 72.16 11:20:01 2 26.17 0.00 0.96 0.01 0.10 72.76 11:20:01 3 26.44 0.00 0.90 0.08 0.10 72.49 11:30:02 all 7.16 0.00 0.49 0.02 0.08 92.25 11:30:02 0 7.01 0.00 0.49 0.01 0.07 92.42 11:30:02 1 7.19 0.00 0.51 0.01 0.08 92.21 11:30:02 2 7.52 0.00 0.49 0.01 0.08 91.90 11:30:02 3 6.93 0.00 0.48 0.03 0.07 92.48 11:40:01 all 10.90 0.00 0.53 0.02 0.09 88.46 11:40:01 0 10.38 0.00 0.57 0.02 0.08 88.94 11:40:01 1 11.42 0.00 0.52 0.01 0.11 87.94 11:40:01 2 11.17 0.00 0.57 0.01 0.08 88.16 11:40:01 3 10.61 0.00 0.46 0.03 0.08 88.82 11:50:19 all 9.84 0.00 0.46 0.03 0.09 89.59 11:50:19 0 9.66 0.00 0.48 0.00 0.08 89.77 11:50:19 1 9.69 0.00 0.48 0.06 0.09 89.68 11:50:19 2 9.63 0.00 0.43 0.01 0.09 89.85 11:50:19 3 10.36 0.00 0.43 0.04 0.09 89.08 12:00:03 all 14.37 0.00 0.60 0.04 0.09 84.90 12:00:03 0 15.64 0.00 0.60 0.03 0.08 83.64 12:00:03 1 13.27 0.00 0.64 0.09 0.09 85.91 12:00:03 2 14.25 0.00 0.57 0.04 0.08 85.06 12:00:03 3 14.31 0.00 0.57 0.02 0.09 85.01 12:10:01 all 15.91 0.00 0.66 0.03 0.08 83.32 12:10:01 0 15.57 0.00 0.59 0.02 0.08 83.74 12:10:01 1 15.99 0.00 0.73 0.01 0.09 83.19 12:10:01 2 15.51 0.00 0.64 0.05 0.08 83.73 12:10:01 3 16.56 0.00 0.68 0.05 0.09 82.63 Average: all 19.01 0.00 0.78 0.09 0.09 80.04 Average: 0 19.11 0.00 0.78 0.14 0.09 79.88 Average: 1 19.00 0.00 0.80 0.11 0.09 80.00 Average: 2 19.00 0.00 0.78 0.03 0.09 80.10 Average: 3 18.91 0.00 0.77 0.07 0.09 80.16