---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-23 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: 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 728 11402 4 3858 14910 Swap: 1023 4 1019 ---> 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:9d:82:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.89/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79407sec preferred_lft 79407sec inet6 fe80::f816:3eff:fe9d:8268/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:07:4a:26:67:5f 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::c07:4aff:fe26:675f/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-23) 04/07/26 _x86_64_ (4 CPU) 08:47:44 LINUX RESTART (4 CPU) 08:50:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:00:08 135.94 9.39 120.76 5.79 1258.31 39096.07 12062.99 09:10:08 67.06 30.84 34.40 1.83 443.21 1787.68 1111.56 09:20:08 8.97 0.40 8.17 0.40 16.79 302.25 258.33 09:30:00 27.10 0.17 10.89 16.04 7.59 601.14 213995.62 09:40:00 18.32 0.11 17.41 0.80 2.53 533.31 635.78 09:50:01 5.42 0.04 5.21 0.18 2.53 177.69 81.89 10:00:08 5.53 0.05 5.32 0.15 2.24 147.16 37.02 10:10:01 6.56 0.02 6.34 0.21 1.50 174.72 117.79 10:20:08 4.50 0.00 4.33 0.17 0.58 138.62 17.30 10:30:08 12.04 0.04 11.44 0.56 4.85 690.08 343.60 10:40:08 4.62 0.02 4.42 0.18 1.32 156.99 107.38 Average: 26.89 3.73 20.78 2.37 158.31 3981.76 20526.17 08:50:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:08 153620 9420932 6498284 39.69 263632 8769460 8590772 49.31 2257660 13165884 3800 09:10:08 3806356 6430952 9497308 58.01 271840 2412936 10950076 62.85 2034616 10026308 2248 09:20:08 7555052 10206260 5726104 34.97 272904 2438280 7011416 40.25 2049288 6271952 164 09:30:00 11378092 14139548 1794204 10.96 277116 2544320 2878424 16.52 2084740 2410800 668 09:40:00 11730148 14574764 1359736 8.30 279756 2624856 2123192 12.19 2101280 2070208 12496 09:50:01 8412184 11273508 4658808 28.45 280620 2640720 5340248 30.65 2103108 5360772 272 10:00:08 8318256 11199052 4733216 28.91 281096 2659712 5402032 31.01 2104820 5461912 252 10:10:01 11696764 14616228 1318192 8.05 281720 2697756 2095224 12.03 2109820 2091620 19356 10:20:08 6909392 9831764 6099520 37.25 282508 2699880 6852976 39.34 2110884 6848732 300 10:30:08 8304160 11375360 4557024 27.83 287164 2843620 5329604 30.59 2127944 5433520 128 10:40:08 7605368 10702576 5229520 31.94 287600 2869216 6006072 34.47 2138912 6138972 616 Average: 7806308 11251904 4679265 28.58 278723 3200069 5689094 32.66 2111188 5934607 3664 08:50:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:08 lo 3.73 3.73 2.42 2.42 0.00 0.00 0.00 0.00 09:00:08 ens3 141.08 107.01 2079.94 12.77 0.00 0.00 0.00 0.00 09:00:08 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 09:10:08 lo 43.90 43.90 26.62 26.62 0.00 0.00 0.00 0.00 09:10:08 ens3 3.48 2.14 0.79 0.58 0.00 0.00 0.00 0.00 09:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:08 lo 32.51 32.51 13.21 13.21 0.00 0.00 0.00 0.00 09:20:08 ens3 1.54 0.77 0.35 0.24 0.00 0.00 0.00 0.00 09:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:00 lo 11.66 11.66 6.17 6.17 0.00 0.00 0.00 0.00 09:30:00 ens3 0.94 0.56 0.23 0.17 0.00 0.00 0.00 0.00 09:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:00 lo 12.82 12.82 7.20 7.20 0.00 0.00 0.00 0.00 09:40:00 ens3 6.30 3.37 3.80 2.51 0.00 0.00 0.00 0.00 09:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 lo 19.63 19.63 9.42 9.42 0.00 0.00 0.00 0.00 09:50:01 ens3 4.72 0.79 0.77 0.33 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:08 lo 26.47 26.47 9.07 9.07 0.00 0.00 0.00 0.00 10:00:08 ens3 2.30 0.37 0.24 0.11 0.00 0.00 0.00 0.00 10:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 lo 17.12 17.12 8.73 8.73 0.00 0.00 0.00 0.00 10:10:01 ens3 0.80 0.50 0.14 0.10 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:08 lo 17.52 17.52 10.36 10.36 0.00 0.00 0.00 0.00 10:20:08 ens3 0.79 0.48 0.17 0.12 0.00 0.00 0.00 0.00 10:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:08 lo 14.24 14.24 8.26 8.26 0.00 0.00 0.00 0.00 10:30:08 ens3 0.87 0.69 0.22 0.18 0.00 0.00 0.00 0.00 10:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:08 lo 17.36 17.36 7.16 7.16 0.00 0.00 0.00 0.00 10:40:08 ens3 2.26 0.54 0.39 0.15 0.00 0.00 0.00 0.00 10:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.74 19.74 9.88 9.88 0.00 0.00 0.00 0.00 Average: ens3 15.01 10.66 189.73 1.57 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-23) 04/07/26 _x86_64_ (4 CPU) 08:47:44 LINUX RESTART (4 CPU) 08:50:08 CPU %user %nice %system %iowait %steal %idle 09:00:08 all 48.75 0.00 2.73 0.97 0.11 47.43 09:00:08 0 51.73 0.00 2.69 0.96 0.11 44.50 09:00:08 1 46.13 0.00 2.63 0.92 0.10 50.22 09:00:08 2 49.96 0.00 2.74 1.31 0.11 45.87 09:00:08 3 47.17 0.00 2.88 0.70 0.11 49.15 09:10:08 all 59.83 0.00 2.22 0.16 0.14 37.65 09:10:08 0 59.59 0.00 2.25 0.23 0.14 37.79 09:10:08 1 60.79 0.00 2.16 0.11 0.13 36.82 09:10:08 2 59.69 0.00 2.23 0.14 0.14 37.79 09:10:08 3 59.26 0.00 2.26 0.15 0.14 38.20 09:20:08 all 18.01 0.00 0.93 0.05 0.13 80.88 09:20:08 0 17.78 0.00 0.90 0.06 0.12 81.15 09:20:08 1 17.77 0.00 1.03 0.06 0.13 81.01 09:20:08 2 18.16 0.00 0.94 0.05 0.13 80.73 09:20:08 3 18.35 0.00 0.85 0.05 0.13 80.62 09:30:00 all 18.19 0.00 0.84 0.17 0.11 80.69 09:30:00 0 18.24 0.00 0.80 0.10 0.10 80.76 09:30:00 1 18.36 0.00 0.84 0.01 0.11 80.68 09:30:00 2 18.59 0.00 0.95 0.13 0.11 80.22 09:30:00 3 17.56 0.00 0.75 0.46 0.11 81.12 09:40:00 all 29.42 0.00 1.05 0.08 0.11 69.33 09:40:00 0 30.04 0.00 0.97 0.07 0.11 68.81 09:40:00 1 29.26 0.00 1.01 0.12 0.11 69.50 09:40:00 2 28.22 0.00 1.11 0.09 0.11 70.47 09:40:00 3 30.18 0.00 1.12 0.05 0.12 68.53 09:50:01 all 12.07 0.00 0.50 0.74 0.11 86.58 09:50:01 0 11.89 0.00 0.51 0.72 0.11 86.77 09:50:01 1 12.42 0.00 0.48 0.05 0.11 86.93 09:50:01 2 12.03 0.00 0.57 0.78 0.11 86.51 09:50:01 3 11.94 0.00 0.43 1.43 0.10 86.10 10:00:08 all 8.06 0.00 0.39 0.03 0.10 91.41 10:00:08 0 8.09 0.00 0.35 0.01 0.10 91.45 10:00:08 1 7.90 0.00 0.37 0.02 0.11 91.62 10:00:08 2 7.92 0.00 0.44 0.08 0.11 91.45 10:00:08 3 8.35 0.00 0.40 0.02 0.10 91.13 10:10:01 all 11.23 0.00 0.55 0.03 0.11 88.09 10:10:01 0 11.05 0.00 0.46 0.03 0.11 88.36 10:10:01 1 11.19 0.00 0.61 0.05 0.12 88.03 10:10:01 2 11.67 0.00 0.58 0.02 0.11 87.61 10:10:01 3 10.99 0.00 0.53 0.02 0.10 88.35 10:20:08 all 8.37 0.00 0.43 0.03 0.11 91.05 10:20:08 0 8.09 0.00 0.39 0.01 0.11 91.40 10:20:08 1 8.22 0.00 0.44 0.02 0.11 91.21 10:20:08 2 8.65 0.00 0.50 0.05 0.12 90.68 10:20:08 3 8.52 0.00 0.41 0.04 0.10 90.93 10:30:08 all 18.92 0.00 0.70 0.05 0.12 80.21 10:30:08 0 18.31 0.00 0.70 0.02 0.11 80.87 10:30:08 1 19.33 0.00 0.74 0.11 0.11 79.71 10:30:08 2 19.16 0.00 0.69 0.08 0.12 79.96 10:30:08 3 18.86 0.00 0.69 0.01 0.12 80.31 10:40:08 all 8.61 0.00 0.37 0.03 0.11 90.88 10:40:08 0 8.32 0.00 0.40 0.02 0.09 91.17 10:40:08 1 9.09 0.00 0.39 0.01 0.11 90.40 10:40:08 2 8.59 0.00 0.32 0.06 0.11 90.92 10:40:08 3 8.45 0.00 0.38 0.03 0.10 91.04 Average: CPU %user %nice %system %iowait %steal %idle Average: all 21.93 0.00 0.97 0.21 0.11 76.77 Average: 0 22.09 0.00 0.95 0.20 0.11 76.66 Average: 1 21.84 0.00 0.97 0.13 0.11 76.94 Average: 2 22.03 0.00 1.01 0.25 0.12 76.59 Average: 3 21.76 0.00 0.97 0.27 0.11 76.89