---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-15580 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: 5599.94 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 61G 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 710 10670 3 4608 14936 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:29:be:79 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.227/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80225sec preferred_lft 80225sec inet6 fe80::f816:3eff:fe29:be79/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:a9:79:eb:cd:82 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::74a9:79ff:feeb:cd82/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-15580) 05/15/26 _x86_64_ (4 CPU) 17:59:52 LINUX RESTART (4 CPU) 18:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:10:08 152.10 16.24 130.75 5.11 2083.80 41947.96 12659.70 18:20:08 63.52 22.33 38.94 2.25 337.61 3381.60 2345.69 18:30:08 11.41 0.05 10.69 0.68 2.75 356.88 3061.45 18:40:08 12.35 0.06 11.78 0.50 2.61 574.12 546.01 18:50:08 16.02 0.01 15.32 0.68 0.57 511.93 487.76 19:00:08 19.80 0.10 4.25 15.45 1.56 118.97 209888.47 19:10:08 7.74 0.02 7.41 0.31 1.57 250.29 437.87 19:20:08 4.90 0.00 4.73 0.17 0.31 156.05 56.65 19:30:08 4.68 0.01 4.51 0.16 0.41 151.99 69.40 19:40:08 8.94 0.22 8.35 0.36 7.15 561.01 357.48 Average: 30.33 3.92 23.83 2.57 246.54 4855.48 22975.01 18:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:10:08 1573276 12909236 3010376 18.39 260876 10813612 4438612 25.48 2121488 11856432 456732 18:20:08 5242016 8650644 7282540 44.48 263896 3114488 9314720 53.47 2170260 8375496 3184 18:30:08 5254456 8693848 7241444 44.23 265268 3143704 8355268 47.96 2191888 8328840 212 18:40:08 7950744 11503044 4433280 27.08 270072 3250904 5238316 30.07 2230740 5618216 192 18:50:08 7825388 11455456 4480820 27.37 272848 3325904 5241020 30.08 2238164 5736520 212 19:00:08 7639848 11292196 4643904 28.36 275508 3345520 5339836 30.65 2245780 5904492 416 19:10:08 6416736 10107564 5827936 35.59 276352 3383128 6696660 38.44 2248880 7118924 260 19:20:08 6309172 10023324 5912104 36.11 276832 3405972 6666728 38.27 2252152 7224676 92 19:30:08 7782560 11521064 4415184 26.97 277520 3429604 5171108 29.68 2254528 5752840 180 19:40:08 7491800 11362188 4573644 27.93 281808 3552220 5276832 30.29 2269880 6015200 316 Average: 6348600 10751856 5182123 31.65 272098 4076506 6173910 35.44 2222376 7193164 46180 18:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:10:08 lo 3.41 3.41 2.33 2.33 0.00 0.00 0.00 0.00 18:10:08 ens3 167.98 129.36 2017.86 17.89 0.00 0.00 0.00 0.00 18:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:08 lo 37.05 37.05 23.18 23.18 0.00 0.00 0.00 0.00 18:20:08 ens3 1.83 1.78 0.42 0.42 0.00 0.00 0.00 0.00 18:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:08 lo 31.60 31.60 13.99 13.99 0.00 0.00 0.00 0.00 18:30:08 ens3 1.11 1.05 0.24 1.02 0.00 0.00 0.00 0.00 18:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:08 lo 13.01 13.01 6.05 6.05 0.00 0.00 0.00 0.00 18:40:08 ens3 0.85 0.74 0.24 0.20 0.00 0.00 0.00 0.00 18:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:08 lo 17.18 17.18 8.46 8.46 0.00 0.00 0.00 0.00 18:50:08 ens3 0.77 0.78 0.16 0.14 0.00 0.00 0.00 0.00 18:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:08 lo 11.07 11.07 6.20 6.20 0.00 0.00 0.00 0.00 19:00:08 ens3 0.53 0.47 0.14 0.11 0.00 0.00 0.00 0.00 19:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:08 lo 28.88 28.88 11.50 11.50 0.00 0.00 0.00 0.00 19:10:08 ens3 0.52 0.43 0.11 0.08 0.00 0.00 0.00 0.00 19:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:08 lo 20.92 20.92 10.42 10.42 0.00 0.00 0.00 0.00 19:20:08 ens3 0.72 0.57 0.17 0.13 0.00 0.00 0.00 0.00 19:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:08 lo 15.41 15.41 8.70 8.70 0.00 0.00 0.00 0.00 19:30:08 ens3 0.69 0.58 0.18 0.14 0.00 0.00 0.00 0.00 19:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:08 lo 12.53 12.53 6.68 6.68 0.00 0.00 0.00 0.00 19:40:08 ens3 1.05 0.79 0.30 0.23 0.00 0.00 0.00 0.00 19:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.08 19.08 9.74 9.74 0.00 0.00 0.00 0.00 Average: ens3 17.82 13.82 204.64 2.06 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-15580) 05/15/26 _x86_64_ (4 CPU) 17:59:52 LINUX RESTART (4 CPU) 18:00:00 CPU %user %nice %system %iowait %steal %idle 18:10:08 all 45.66 0.00 2.63 0.76 0.08 50.87 18:10:08 0 44.30 0.00 2.45 0.98 0.09 52.19 18:10:08 1 44.77 0.00 2.64 0.58 0.08 51.93 18:10:08 2 46.87 0.00 2.54 0.62 0.08 49.89 18:10:08 3 46.72 0.00 2.89 0.85 0.08 49.47 18:20:08 all 54.36 0.00 1.88 0.09 0.11 43.56 18:20:08 0 54.18 0.00 1.93 0.10 0.11 43.68 18:20:08 1 54.41 0.00 1.84 0.08 0.11 43.57 18:20:08 2 54.61 0.00 1.91 0.10 0.11 43.26 18:20:08 3 54.24 0.00 1.83 0.09 0.11 43.73 18:30:08 all 26.79 0.00 1.11 0.03 0.09 71.98 18:30:08 0 27.34 0.00 0.97 0.01 0.09 71.60 18:30:08 1 26.86 0.00 1.15 0.05 0.09 71.86 18:30:08 2 26.41 0.00 1.17 0.01 0.09 72.32 18:30:08 3 26.56 0.00 1.14 0.07 0.09 72.14 18:40:08 all 16.43 0.00 0.62 0.04 0.07 82.84 18:40:08 0 16.07 0.00 0.65 0.06 0.07 83.15 18:40:08 1 15.57 0.00 0.57 0.04 0.07 83.76 18:40:08 2 17.73 0.00 0.58 0.02 0.07 81.59 18:40:08 3 16.33 0.00 0.69 0.04 0.07 82.87 18:50:08 all 25.10 0.00 0.88 0.05 0.08 73.89 18:50:08 0 25.00 0.00 0.92 0.03 0.07 73.98 18:50:08 1 24.86 0.00 0.86 0.02 0.08 74.17 18:50:08 2 25.32 0.00 0.79 0.10 0.08 73.71 18:50:08 3 25.22 0.00 0.94 0.04 0.08 73.71 19:00:08 all 7.57 0.00 0.33 0.10 0.06 91.93 19:00:08 0 7.66 0.00 0.32 0.02 0.05 91.95 19:00:08 1 7.42 0.00 0.43 0.40 0.06 91.69 19:00:08 2 8.05 0.00 0.26 0.00 0.06 91.63 19:00:08 3 7.16 0.00 0.33 0.00 0.06 92.45 19:10:08 all 15.41 0.00 0.53 0.03 0.07 83.96 19:10:08 0 15.30 0.00 0.55 0.02 0.06 84.07 19:10:08 1 15.38 0.00 0.56 0.02 0.07 83.98 19:10:08 2 15.82 0.00 0.43 0.03 0.07 83.65 19:10:08 3 15.13 0.00 0.59 0.08 0.07 84.15 19:20:08 all 10.79 0.00 0.48 0.02 0.07 88.64 19:20:08 0 10.89 0.00 0.47 0.02 0.07 88.56 19:20:08 1 10.70 0.00 0.54 0.02 0.07 88.67 19:20:08 2 11.14 0.00 0.44 0.03 0.07 88.31 19:20:08 3 10.42 0.00 0.49 0.01 0.07 89.02 19:30:08 all 7.77 0.00 0.48 0.02 0.07 91.66 19:30:08 0 7.78 0.00 0.43 0.01 0.06 91.72 19:30:08 1 7.38 0.00 0.54 0.01 0.07 92.00 19:30:08 2 8.27 0.00 0.50 0.03 0.07 91.13 19:30:08 3 7.65 0.00 0.45 0.04 0.07 91.80 19:40:08 all 13.24 0.00 0.52 0.03 0.07 86.14 19:40:08 0 12.97 0.00 0.53 0.02 0.07 86.42 19:40:08 1 12.65 0.00 0.46 0.01 0.07 86.80 19:40:08 2 13.40 0.00 0.57 0.07 0.07 85.89 19:40:08 3 13.93 0.00 0.53 0.02 0.07 85.44 Average: all 22.34 0.00 0.95 0.12 0.08 76.52 Average: 0 22.17 0.00 0.92 0.13 0.07 76.71 Average: 1 22.02 0.00 0.96 0.12 0.08 76.81 Average: 2 22.79 0.00 0.92 0.10 0.08 76.11 Average: 3 22.36 0.00 0.99 0.13 0.08 76.45