---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-21462 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: 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 715 11055 4 4218 14931 Swap: 1023 6 1017 ---> 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:ed:11:04 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.14/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79630sec preferred_lft 79630sec inet6 fe80::f816:3eff:feed:1104/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:65:e5:98:b4:30 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::d465:e5ff:fe98:b430/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-21462) 03/23/26 _x86_64_ (4 CPU) 20:04:26 LINUX RESTART (4 CPU) 20:10:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:20:12 102.52 23.37 74.48 4.67 732.61 12918.76 4997.76 20:30:00 40.01 5.07 18.30 16.64 110.43 523.74 215717.75 20:40:12 8.42 0.12 7.90 0.40 6.32 280.40 1390.05 20:50:12 17.69 0.05 16.81 0.83 2.25 774.32 983.11 21:00:00 9.72 0.02 9.31 0.40 0.63 282.74 185.17 21:10:09 5.29 0.01 5.12 0.16 0.47 131.34 51.71 21:20:12 7.34 0.02 6.99 0.33 1.22 239.35 104.72 21:30:01 6.21 0.01 6.00 0.20 1.16 172.22 100.76 21:40:12 10.19 0.03 9.74 0.42 3.83 564.95 124.58 21:50:12 7.36 0.06 6.97 0.34 1.37 291.37 274.19 Average: 21.47 2.88 16.19 2.41 86.33 1626.87 21934.25 20:10:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:20:12 181544 3137504 12793424 78.14 266276 2707088 14473848 83.08 2103032 13530828 1104 20:30:00 2972208 5983884 9949904 60.77 269596 2761444 11098296 63.70 2159220 10697780 340 20:40:12 6595808 9633340 6301300 38.49 270532 2786368 7062288 40.54 2166144 7067964 76 20:50:12 9736620 12913212 3024656 18.47 276052 2919888 3800048 21.81 2206788 3898816 48 21:00:00 8158392 11373576 4563568 27.87 277576 2956952 5350580 30.71 2210120 5480820 60 21:10:09 12038884 15283344 655104 4.00 278124 2985872 1368968 7.86 2211576 1578096 14476 21:20:12 6710956 9978176 5958148 36.39 278876 3007692 6731148 38.64 2214224 6915540 740 21:30:01 6723920 10013624 5922596 36.17 279400 3029644 6724892 38.60 2217740 6891276 268 21:40:12 8000108 11417676 4519672 27.60 283604 3151780 5303676 30.44 2226624 5605492 3052 21:50:12 7221832 10689320 5247456 32.05 284544 3200736 5986312 34.36 2245540 6376884 744 Average: 6834027 10042366 5893583 36.00 276458 2950746 6790006 38.97 2196101 6804350 2091 20:10:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:20:12 lo 18.55 18.55 16.17 16.17 0.00 0.00 0.00 0.00 20:20:12 ens3 45.97 34.28 766.08 3.40 0.00 0.00 0.00 0.00 20:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:00 lo 47.02 47.02 20.50 20.50 0.00 0.00 0.00 0.00 20:30:00 ens3 1.95 1.65 0.38 1.22 0.00 0.00 0.00 0.00 20:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:12 lo 21.15 21.15 9.72 9.72 0.00 0.00 0.00 0.00 20:40:12 ens3 1.00 0.47 0.23 0.14 0.00 0.00 0.00 0.00 20:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:12 lo 12.35 12.35 5.69 5.69 0.00 0.00 0.00 0.00 20:50:12 ens3 1.01 0.79 0.24 0.19 0.00 0.00 0.00 0.00 20:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:00 lo 13.13 13.13 6.53 6.53 0.00 0.00 0.00 0.00 21:00:00 ens3 0.66 0.46 0.14 0.11 0.00 0.00 0.00 0.00 21:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:09 lo 13.61 13.61 7.28 7.28 0.00 0.00 0.00 0.00 21:10:09 ens3 0.85 0.52 0.19 0.13 0.00 0.00 0.00 0.00 21:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:12 lo 29.36 29.36 11.61 11.61 0.00 0.00 0.00 0.00 21:20:12 ens3 0.75 0.53 0.17 0.13 0.00 0.00 0.00 0.00 21:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:01 lo 19.65 19.65 10.32 10.32 0.00 0.00 0.00 0.00 21:30:01 ens3 0.70 0.53 0.13 0.10 0.00 0.00 0.00 0.00 21:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:12 lo 17.02 17.02 10.19 10.19 0.00 0.00 0.00 0.00 21:40:12 ens3 0.93 0.69 0.26 0.20 0.00 0.00 0.00 0.00 21:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:12 lo 23.95 23.95 10.43 10.43 0.00 0.00 0.00 0.00 21:50:12 ens3 0.86 0.71 0.18 0.14 0.00 0.00 0.00 0.00 21:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.53 21.53 10.83 10.83 0.00 0.00 0.00 0.00 Average: ens3 5.50 4.08 77.35 0.58 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-21462) 03/23/26 _x86_64_ (4 CPU) 20:04:26 LINUX RESTART (4 CPU) 20:10:07 CPU %user %nice %system %iowait %steal %idle 20:20:12 all 56.03 0.00 2.42 0.66 0.11 40.78 20:20:12 0 58.66 0.00 2.44 0.46 0.11 38.33 20:20:12 1 55.40 0.00 2.49 0.58 0.11 41.42 20:20:12 2 55.81 0.00 2.21 1.08 0.11 40.79 20:20:12 3 54.23 0.00 2.55 0.53 0.11 42.58 20:30:00 all 42.08 0.00 1.67 0.08 0.11 56.05 20:30:00 0 41.95 0.00 1.57 0.13 0.11 56.22 20:30:00 1 42.29 0.00 1.78 0.07 0.11 55.75 20:30:00 2 41.98 0.00 1.65 0.09 0.11 56.18 20:30:00 3 42.11 0.00 1.67 0.04 0.11 56.06 20:40:12 all 16.84 0.00 0.67 0.03 0.08 82.37 20:40:12 0 16.47 0.00 0.77 0.01 0.09 82.66 20:40:12 1 17.25 0.00 0.62 0.06 0.09 81.98 20:40:12 2 16.64 0.00 0.62 0.02 0.08 82.63 20:40:12 3 17.00 0.00 0.67 0.02 0.08 82.23 20:50:12 all 25.53 0.00 0.86 0.08 0.08 73.45 20:50:12 0 25.11 0.00 0.87 0.02 0.08 73.93 20:50:12 1 25.63 0.00 0.78 0.06 0.09 73.45 20:50:12 2 25.49 0.00 0.94 0.15 0.08 73.34 20:50:12 3 25.88 0.00 0.85 0.10 0.08 73.09 21:00:00 all 15.08 0.00 0.56 0.03 0.08 84.24 21:00:00 0 14.52 0.00 0.51 0.06 0.07 84.84 21:00:00 1 15.46 0.00 0.54 0.02 0.08 83.90 21:00:00 2 15.31 0.00 0.67 0.02 0.08 83.92 21:00:00 3 15.05 0.00 0.54 0.04 0.08 84.29 21:10:09 all 7.57 0.00 0.35 0.02 0.07 91.98 21:10:09 0 7.05 0.00 0.32 0.02 0.07 92.54 21:10:09 1 7.73 0.00 0.28 0.03 0.08 91.87 21:10:09 2 7.85 0.00 0.47 0.00 0.08 91.60 21:10:09 3 7.64 0.00 0.34 0.03 0.07 91.92 21:20:12 all 15.41 0.00 0.51 0.03 0.08 83.97 21:20:12 0 15.31 0.00 0.57 0.05 0.08 83.99 21:20:12 1 14.99 0.00 0.48 0.05 0.08 84.39 21:20:12 2 15.75 0.00 0.49 0.00 0.08 83.68 21:20:12 3 15.61 0.00 0.49 0.01 0.08 83.82 21:30:01 all 10.47 0.00 0.46 0.03 0.08 88.96 21:30:01 0 10.25 0.00 0.43 0.01 0.08 89.23 21:30:01 1 10.05 0.00 0.51 0.04 0.09 89.33 21:30:01 2 11.01 0.00 0.42 0.01 0.08 88.48 21:30:01 3 10.58 0.00 0.50 0.05 0.08 88.79 21:40:12 all 13.39 0.00 0.56 0.04 0.08 85.94 21:40:12 0 13.85 0.00 0.56 0.09 0.08 85.43 21:40:12 1 12.85 0.00 0.54 0.04 0.07 86.49 21:40:12 2 13.42 0.00 0.52 0.02 0.07 85.96 21:40:12 3 13.45 0.00 0.60 0.01 0.08 85.86 21:50:12 all 15.25 0.00 0.53 0.03 0.08 84.10 21:50:12 0 15.29 0.00 0.59 0.03 0.08 84.02 21:50:12 1 15.61 0.00 0.54 0.02 0.09 83.74 21:50:12 2 14.67 0.00 0.52 0.04 0.09 84.68 21:50:12 3 15.44 0.00 0.48 0.02 0.08 83.97 Average: all 21.73 0.00 0.86 0.10 0.09 77.22 Average: 0 21.82 0.00 0.86 0.09 0.08 77.15 Average: 1 21.69 0.00 0.85 0.10 0.09 77.27 Average: 2 21.75 0.00 0.85 0.14 0.09 77.17 Average: 3 21.66 0.00 0.87 0.09 0.09 77.30