---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-13157 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 714 11565 4 3708 14932 Swap: 1023 26 997 ---> 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:5c:de:02 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.138/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79440sec preferred_lft 79440sec inet6 fe80::f816:3eff:fe5c:de02/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:0d:43:4b:36:3a 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 ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-13157) 02/18/26 _x86_64_ (4 CPU) 06:42:42 LINUX RESTART (4 CPU) 06:50:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:00:24 85.39 23.08 59.36 2.95 319.93 6362.59 2904.09 07:10:01 29.96 15.03 14.26 0.68 267.14 533.03 418.33 07:20:24 7.64 0.61 6.64 0.39 22.79 235.21 1092.18 07:30:01 9.67 0.18 9.00 0.49 12.96 518.08 1170.36 07:40:01 18.34 0.05 17.47 0.81 1.87 554.70 586.68 07:50:02 7.59 0.10 7.19 0.30 2.62 207.98 423.78 08:00:02 4.52 0.08 4.28 0.17 2.17 124.39 70.65 08:10:01 4.98 0.04 4.77 0.17 2.23 148.07 96.91 08:20:04 5.12 0.03 4.89 0.20 0.99 149.51 49.51 08:30:05 11.96 0.45 10.91 0.60 10.98 668.62 169.31 Average: 18.67 3.98 14.01 0.68 64.39 967.28 705.48 06:50:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:00:24 1969772 4843568 11085476 67.71 261604 2646584 11939292 68.53 1995672 11858276 52 07:10:01 4402908 6970512 8965868 54.76 261948 2356436 9618480 55.21 1936292 9520852 624 07:20:24 7914404 10502216 5437532 33.21 263136 2375492 6876600 39.47 1952672 6010632 84 07:30:01 9660900 12344008 3596396 21.97 267204 2466632 4352612 24.98 1974192 4246572 76 07:40:01 10149732 12906964 3033728 18.53 270524 2537540 3743204 21.49 1999692 3740392 48 07:50:02 8529336 11313156 4626324 28.26 271344 2563512 5358808 30.76 2002024 5346848 340 08:00:02 8536800 11337704 4601984 28.11 271872 2579880 5310968 30.48 2003832 5338776 612 08:10:01 11028396 13848720 2091772 12.78 272408 2598764 2814160 16.15 2006240 2836032 296 08:20:04 12472208 15332196 608980 3.72 273068 2637948 1295204 7.43 2011080 1383380 19744 08:30:05 8414848 11396448 4543308 27.75 277180 2755176 5165664 29.65 2027676 5442696 456 Average: 8307930 11079549 4859137 29.68 269029 2551796 5647499 32.42 1990937 5572446 2233 06:50:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:00:24 lo 24.11 24.11 18.02 18.02 0.00 0.00 0.00 0.00 07:00:24 ens3 2.03 1.87 0.61 0.53 0.00 0.00 0.00 0.00 07:00:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 lo 39.57 39.57 16.61 16.61 0.00 0.00 0.00 0.00 07:10:01 ens3 2.90 1.67 0.70 1.51 0.00 0.00 0.00 0.00 07:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:24 lo 15.12 15.12 7.00 7.00 0.00 0.00 0.00 0.00 07:20:24 ens3 1.06 0.60 0.23 0.35 0.00 0.00 0.00 0.00 07:20:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:01 lo 11.80 11.80 6.44 6.44 0.00 0.00 0.00 0.00 07:30:01 ens3 0.89 0.60 0.26 0.20 0.00 0.00 0.00 0.00 07:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:01 lo 13.11 13.11 7.25 7.25 0.00 0.00 0.00 0.00 07:40:01 ens3 1.11 0.86 0.24 0.19 0.00 0.00 0.00 0.00 07:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:02 lo 19.71 19.71 9.32 9.32 0.00 0.00 0.00 0.00 07:50:02 ens3 2.25 0.67 0.41 0.22 0.00 0.00 0.00 0.00 07:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:02 lo 19.37 19.37 6.74 6.74 0.00 0.00 0.00 0.00 08:00:02 ens3 0.68 0.35 0.14 0.09 0.00 0.00 0.00 0.00 08:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 24.32 24.32 11.13 11.13 0.00 0.00 0.00 0.00 08:10:01 ens3 1.05 0.61 0.32 0.22 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:04 lo 17.79 17.79 10.47 10.47 0.00 0.00 0.00 0.00 08:20:04 ens3 2.73 0.61 0.43 0.16 0.00 0.00 0.00 0.00 08:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:05 lo 18.16 18.16 10.06 10.06 0.00 0.00 0.00 0.00 08:30:05 ens3 2.38 0.92 0.50 0.31 0.00 0.00 0.00 0.00 08:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.26 20.26 10.31 10.31 0.00 0.00 0.00 0.00 Average: ens3 1.71 0.88 0.38 0.38 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-13157) 02/18/26 _x86_64_ (4 CPU) 06:42:42 LINUX RESTART (4 CPU) 06:50:05 CPU %user %nice %system %iowait %steal %idle 07:00:24 all 52.77 0.00 1.96 0.31 0.11 44.86 07:00:24 0 53.41 0.00 1.88 0.32 0.11 44.28 07:00:24 1 53.85 0.00 1.95 0.55 0.11 43.54 07:00:24 2 52.02 0.00 2.11 0.21 0.11 45.54 07:00:24 3 51.81 0.00 1.88 0.15 0.11 46.05 07:10:01 all 31.98 0.00 1.30 0.57 0.11 66.04 07:10:01 0 31.02 0.00 1.28 1.40 0.11 66.18 07:10:01 1 33.13 0.00 1.43 0.22 0.11 65.10 07:10:01 2 31.28 0.00 1.22 0.35 0.11 67.03 07:10:01 3 32.46 0.00 1.27 0.31 0.11 65.85 07:20:24 all 14.86 0.00 0.65 0.03 0.09 84.36 07:20:24 0 15.11 0.00 0.61 0.02 0.08 84.18 07:20:24 1 14.64 0.00 0.72 0.05 0.10 84.49 07:20:24 2 14.65 0.00 0.65 0.03 0.09 84.59 07:20:24 3 15.06 0.00 0.63 0.04 0.08 84.19 07:30:01 all 15.40 0.00 0.62 0.04 0.08 83.86 07:30:01 0 14.68 0.00 0.62 0.07 0.09 84.54 07:30:01 1 15.25 0.00 0.57 0.07 0.08 84.03 07:30:01 2 15.08 0.00 0.63 0.02 0.08 84.19 07:30:01 3 16.57 0.00 0.64 0.01 0.08 82.70 07:40:01 all 27.90 0.00 0.89 0.05 0.09 71.07 07:40:01 0 27.67 0.00 0.89 0.12 0.09 71.23 07:40:01 1 28.06 0.00 0.88 0.02 0.09 70.95 07:40:01 2 27.80 0.00 0.91 0.05 0.09 71.15 07:40:01 3 28.09 0.00 0.88 0.02 0.09 70.93 07:50:02 all 13.64 0.00 0.58 0.04 0.08 85.66 07:50:02 0 13.17 0.00 0.57 0.04 0.08 86.14 07:50:02 1 13.28 0.00 0.61 0.06 0.09 85.96 07:50:02 2 14.22 0.00 0.67 0.04 0.09 84.99 07:50:02 3 13.90 0.00 0.47 0.01 0.07 85.55 08:00:02 all 7.68 0.00 0.46 0.04 0.08 91.74 08:00:02 0 7.55 0.00 0.43 0.02 0.07 91.92 08:00:02 1 7.78 0.00 0.42 0.05 0.09 91.67 08:00:02 2 7.62 0.00 0.44 0.02 0.08 91.84 08:00:02 3 7.79 0.00 0.53 0.08 0.08 91.52 08:10:01 all 10.04 0.00 0.40 0.03 0.09 89.44 08:10:01 0 10.17 0.00 0.49 0.03 0.08 89.23 08:10:01 1 10.06 0.00 0.34 0.04 0.09 89.47 08:10:01 2 9.38 0.00 0.41 0.01 0.09 90.11 08:10:01 3 10.55 0.00 0.36 0.02 0.09 88.97 08:20:04 all 9.75 0.00 0.49 0.06 0.09 89.61 08:20:04 0 9.69 0.00 0.49 0.14 0.08 89.60 08:20:04 1 9.90 0.00 0.55 0.05 0.09 89.41 08:20:04 2 10.03 0.00 0.49 0.03 0.09 89.37 08:20:04 3 9.39 0.00 0.42 0.02 0.09 90.07 08:30:05 all 20.75 0.00 0.72 0.17 0.09 78.27 08:30:05 0 21.00 0.00 0.74 0.08 0.09 78.10 08:30:05 1 20.98 0.00 0.79 0.03 0.10 78.10 08:30:05 2 20.07 0.00 0.60 0.08 0.10 79.15 08:30:05 3 20.94 0.00 0.75 0.50 0.09 77.72 Average: all 20.53 0.00 0.81 0.13 0.09 78.44 Average: 0 20.40 0.00 0.80 0.22 0.09 78.49 Average: 1 20.74 0.00 0.83 0.12 0.09 78.23 Average: 2 20.27 0.00 0.82 0.08 0.09 78.74 Average: 3 20.70 0.00 0.79 0.12 0.09 78.31