---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-988 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: 5599.86 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 727 11357 3 3903 14919 Swap: 1023 1 1022 ---> 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:8d:0a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.93/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79770sec preferred_lft 79770sec inet6 fe80::f816:3eff:fe0f:8d0a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:a3:0d:ad:66:03 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::70a3:dff:fead:6603/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-988) 04/07/26 _x86_64_ (4 CPU) 14:22:42 LINUX RESTART (4 CPU) 14:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:40:13 101.61 22.91 74.99 3.70 355.80 24101.98 10618.79 14:50:01 25.21 4.01 20.15 1.05 84.43 513.08 534.80 15:00:09 11.27 0.26 10.50 0.51 15.33 527.95 517.08 15:10:09 27.68 0.14 11.84 15.70 3.77 318.73 210802.44 15:20:01 9.87 0.02 9.39 0.45 0.99 253.44 181.69 15:30:09 5.21 0.01 5.02 0.18 1.26 125.00 81.96 15:40:09 4.75 0.01 4.53 0.21 1.08 135.01 90.10 15:50:01 5.37 0.02 5.14 0.22 1.05 145.43 61.21 16:00:09 8.98 0.04 8.54 0.41 4.38 538.96 137.59 16:10:09 7.22 0.03 6.86 0.34 1.19 255.41 108.09 Average: 20.75 2.75 15.72 2.28 47.02 2708.06 22320.24 14:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:40:13 494960 5031236 10896504 66.55 264988 4186288 11855228 68.05 2285268 12938208 336 14:50:01 4676868 7532372 8405220 51.34 265000 2631136 9704284 55.70 2190432 8994156 1432 15:00:09 7229016 10186928 5750456 35.12 269432 2729196 6799592 39.03 2230852 6401380 508 15:10:09 10663208 13665048 2276540 13.90 273764 2768824 2995084 17.19 2243396 2978388 92 15:20:01 8225944 11256316 4683792 28.61 275244 2795880 5357744 30.75 2246292 5402804 152 15:30:09 8465284 11509380 4430716 27.06 275712 2809132 5199200 29.84 2247520 5153172 300 15:40:09 6846316 9907452 6031728 36.84 276184 2825700 6739988 38.69 2249652 6770052 472 15:50:01 6790004 9868856 6070240 37.07 276744 2842856 6835164 39.23 2253136 6825996 96 16:00:09 8193868 11390324 4549556 27.79 280784 2956312 5300832 30.43 2261680 5419756 84 16:10:09 7343764 10582520 5356932 32.72 281752 2997644 6061432 34.79 2280684 6249520 616 Average: 6892923 10093043 5845168 35.70 273960 2954297 6684855 38.37 2248891 6713343 409 14:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:40:13 lo 16.09 16.09 14.90 14.90 0.00 0.00 0.00 0.00 14:40:13 ens3 41.57 30.53 641.01 3.33 0.00 0.00 0.00 0.00 14:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:01 lo 38.13 38.13 17.02 17.02 0.00 0.00 0.00 0.00 14:50:01 ens3 1.62 1.75 0.32 0.30 0.00 0.00 0.00 0.00 14:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:09 lo 25.47 25.47 9.97 9.97 0.00 0.00 0.00 0.00 15:00:09 ens3 1.39 1.35 0.34 1.22 0.00 0.00 0.00 0.00 15:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:09 lo 9.55 9.55 4.75 4.75 0.00 0.00 0.00 0.00 15:10:09 ens3 0.74 0.54 0.14 0.11 0.00 0.00 0.00 0.00 15:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:01 lo 18.67 18.67 9.92 9.92 0.00 0.00 0.00 0.00 15:20:01 ens3 0.79 0.63 0.16 0.12 0.00 0.00 0.00 0.00 15:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:09 lo 17.49 17.49 6.68 6.68 0.00 0.00 0.00 0.00 15:30:09 ens3 0.52 0.36 0.10 0.07 0.00 0.00 0.00 0.00 15:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:09 lo 26.44 26.44 11.43 11.43 0.00 0.00 0.00 0.00 15:40:09 ens3 0.66 0.47 0.15 0.11 0.00 0.00 0.00 0.00 15:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:01 lo 16.81 16.81 10.15 10.15 0.00 0.00 0.00 0.00 15:50:01 ens3 0.81 0.55 0.20 0.14 0.00 0.00 0.00 0.00 15:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:09 lo 14.58 14.58 8.06 8.06 0.00 0.00 0.00 0.00 16:00:09 ens3 3.59 0.90 1.02 0.35 0.00 0.00 0.00 0.00 16:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:09 lo 24.12 24.12 10.27 10.27 0.00 0.00 0.00 0.00 16:10:09 ens3 1.70 0.66 0.22 0.13 0.00 0.00 0.00 0.00 16:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.70 20.70 10.30 10.30 0.00 0.00 0.00 0.00 Average: ens3 5.37 3.79 64.81 0.59 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-988) 04/07/26 _x86_64_ (4 CPU) 14:22:42 LINUX RESTART (4 CPU) 14:30:09 CPU %user %nice %system %iowait %steal %idle 14:40:13 all 52.14 0.00 2.15 0.41 0.10 45.21 14:40:13 0 56.27 0.00 2.28 0.28 0.09 41.08 14:40:13 1 49.04 0.00 2.32 0.51 0.10 48.03 14:40:13 2 52.09 0.00 1.89 0.34 0.09 45.59 14:40:13 3 51.15 0.00 2.10 0.51 0.10 46.14 14:50:01 all 42.60 0.00 1.56 0.07 0.10 55.66 14:50:01 0 42.57 0.00 1.53 0.12 0.10 55.68 14:50:01 1 42.38 0.00 1.53 0.08 0.10 55.91 14:50:01 2 43.15 0.00 1.64 0.03 0.10 55.08 14:50:01 3 42.30 0.00 1.55 0.05 0.10 55.98 15:00:09 all 16.41 0.00 0.78 0.04 0.09 82.69 15:00:09 0 16.00 0.00 0.70 0.02 0.08 83.20 15:00:09 1 16.41 0.00 0.77 0.03 0.09 82.70 15:00:09 2 16.53 0.00 0.86 0.03 0.09 82.48 15:00:09 3 16.70 0.00 0.77 0.07 0.09 82.37 15:10:09 all 17.25 0.00 0.64 0.06 0.08 81.97 15:10:09 0 17.01 0.00 0.58 0.01 0.08 82.32 15:10:09 1 17.06 0.00 0.68 0.13 0.09 82.04 15:10:09 2 18.20 0.00 0.62 0.07 0.08 81.03 15:10:09 3 16.72 0.00 0.67 0.05 0.08 82.48 15:20:01 all 17.80 0.00 0.59 0.04 0.08 81.48 15:20:01 0 17.66 0.00 0.70 0.04 0.08 81.52 15:20:01 1 17.75 0.00 0.55 0.01 0.08 81.62 15:20:01 2 18.69 0.00 0.57 0.09 0.08 80.57 15:20:01 3 17.12 0.00 0.57 0.02 0.08 82.21 15:30:09 all 7.52 0.00 0.31 0.02 0.08 92.08 15:30:09 0 7.47 0.00 0.24 0.01 0.07 92.21 15:30:09 1 7.98 0.00 0.38 0.02 0.08 91.53 15:30:09 2 7.36 0.00 0.32 0.02 0.08 92.22 15:30:09 3 7.26 0.00 0.30 0.02 0.08 92.35 15:40:09 all 10.44 0.00 0.39 0.02 0.08 89.06 15:40:09 0 10.63 0.00 0.41 0.01 0.09 88.87 15:40:09 1 10.31 0.00 0.36 0.01 0.09 89.24 15:40:09 2 10.49 0.00 0.47 0.06 0.08 88.91 15:40:09 3 10.34 0.00 0.33 0.00 0.08 89.25 15:50:01 all 9.70 0.00 0.37 0.03 0.08 89.83 15:50:01 0 9.68 0.00 0.41 0.01 0.09 89.81 15:50:01 1 9.68 0.00 0.34 0.05 0.08 89.85 15:50:01 2 9.46 0.00 0.36 0.03 0.09 90.06 15:50:01 3 9.97 0.00 0.35 0.01 0.08 89.58 16:00:09 all 12.93 0.00 0.55 0.04 0.08 86.40 16:00:09 0 13.38 0.00 0.59 0.01 0.08 85.94 16:00:09 1 12.47 0.00 0.54 0.01 0.09 86.89 16:00:09 2 12.77 0.00 0.51 0.11 0.09 86.52 16:00:09 3 13.11 0.00 0.55 0.01 0.08 86.25 16:10:09 all 15.14 0.00 0.63 0.02 0.08 84.13 16:10:09 0 14.96 0.00 0.62 0.00 0.07 84.34 16:10:09 1 14.97 0.00 0.61 0.01 0.09 84.33 16:10:09 2 15.26 0.00 0.67 0.06 0.09 83.93 16:10:09 3 15.37 0.00 0.62 0.02 0.08 83.91 Average: all 20.15 0.00 0.80 0.07 0.09 78.89 Average: 0 20.53 0.00 0.81 0.05 0.08 78.53 Average: 1 19.76 0.00 0.81 0.09 0.09 79.26 Average: 2 20.36 0.00 0.79 0.08 0.09 78.68 Average: 3 19.96 0.00 0.78 0.08 0.09 79.10